I don’t publish that extensively anymore after I left university, but I still enjoy writing papers. Here is a (hopefully) full list of my articles. Feel free to ask for copies if no PDF is linked.
2018
|
Frommberger, Lutz; Waidyanatha, Nuwan Pictographs in Disaster Communication for Linguistically Challenged and Illiterate Populations Journal Article Forthcoming International Journal of Information Systems for Crisis Response and Management (IJISCRAM) , 9 (2), Forthcoming. Abstract | BibTeX @article{frommberger-pictographs-survey18,
title = {Pictographs in Disaster Communication for Linguistically Challenged and Illiterate Populations},
author = {Frommberger, Lutz and Waidyanatha, Nuwan},
editor = {Silvera, Bañuls},
year = {2018},
date = {2018-05-01},
journal = {International Journal of Information Systems for Crisis Response and Management (IJISCRAM) },
volume = {9},
number = {2},
abstract = {This article describes how pictographs (or pictograms) can be an important means to communicate information about natural disasters to people that are lacking the capability to understand written text. This does not only include illiterates, but also foreigners not speaking the local language. While it is widely accepted that pictograph-based communication can play a major role, there is no established workflow to include this kind of symbols in early warning or disaster reporting practice. This article investigates the topic of pictograph-based communication systems, especially in the field of natural disasters, with a focus on the use of linguistically challenged populations. The authors analyze existing literature, take a look at existing pictograph resources, analyze a first field study with marginalized populations and derive conclusions for a design process for pictograph-based disaster communication systems.},
keywords = {},
pubstate = {forthcoming},
tppubtype = {article}
}
This article describes how pictographs (or pictograms) can be an important means to communicate information about natural disasters to people that are lacking the capability to understand written text. This does not only include illiterates, but also foreigners not speaking the local language. While it is widely accepted that pictograph-based communication can play a major role, there is no established workflow to include this kind of symbols in early warning or disaster reporting practice. This article investigates the topic of pictograph-based communication systems, especially in the field of natural disasters, with a focus on the use of linguistically challenged populations. The authors analyze existing literature, take a look at existing pictograph resources, analyze a first field study with marginalized populations and derive conclusions for a design process for pictograph-based disaster communication systems. |
2017
|
Waidyanatha, Nuwan; Bhandari, Biplov; Frommberger, Lutz Usability and Acceptability of the Sahana Situational-Awareness Platform in Myanmar, Maldives, and the Philippines Conference Communication Policy Research South (CPRsouth2017), 2017. Links | BibTeX @conference{waidyanatha-CPRSouth2017,
title = {Usability and Acceptability of the Sahana Situational-Awareness Platform in Myanmar, Maldives, and the Philippines},
author = {Waidyanatha, Nuwan and Bhandari, Biplov and Frommberger, Lutz},
url = {https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3058620},
year = {2017},
date = {2017-09-01},
booktitle = {Communication Policy Research South (CPRsouth2017)},
keywords = {},
pubstate = {published},
tppubtype = {conference}
}
|
Waidyanatha, Nuwan; Bhandari, Biplov; Frommberger, Lutz ITU X.1303 International Warning Standard: Lessons from an Asian Implementation Journal Article Journal of ICT Standardisation (JICTS), 4 (3), pp. 177-198, 2017, ISSN: 2245-800X. Abstract | BibTeX @article{waidyanatha-JICTS2017,
title = {ITU X.1303 International Warning Standard: Lessons from an Asian Implementation},
author = {Waidyanatha, Nuwan and Bhandari, Biplov and Frommberger, Lutz},
editor = {Anand R. Prasad and Sivabalan Arumugam},
issn = {2245-800X},
year = {2017},
date = {2017-03-01},
journal = {Journal of ICT Standardisation (JICTS)},
volume = {4},
number = {3},
pages = {177-198},
abstract = {The International Telecommunication Union (ITU) Standardization Sector recommends implementing the ITU-T X.1303 Common Alerting Protocol (CAP) early warning standard. The Sahana Alerting and Messaging Broker (SAMBRO) software adopts CAP and similar policies and procedures recommended for Mexico by Christian. SAMBRO was operationalized in Myanmar, Maldives, and the Philippines. The strategies for implementing CAP, customizing SAMBRO, and incorporating Information Communication Technologies (ICTs) to meet the individual country requirements, are the primary discussion in this paper. This informative paper presents itself as a case study for CAP Practitioners and Researchers to make use in improving warning interoperability.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
The International Telecommunication Union (ITU) Standardization Sector recommends implementing the ITU-T X.1303 Common Alerting Protocol (CAP) early warning standard. The Sahana Alerting and Messaging Broker (SAMBRO) software adopts CAP and similar policies and procedures recommended for Mexico by Christian. SAMBRO was operationalized in Myanmar, Maldives, and the Philippines. The strategies for implementing CAP, customizing SAMBRO, and incorporating Information Communication Technologies (ICTs) to meet the individual country requirements, are the primary discussion in this paper. This informative paper presents itself as a case study for CAP Practitioners and Researchers to make use in improving warning interoperability. |
2016
|
Bhandari, Biplov; Marthafifsa, Angga Bayu; Hazarika, Manzul Kumar; Boon, Francis,; Frommberger, Lutz; Waidyanatha, Nuwan Intricacies of implementing an ITU-T X.1303 cross-agency situational-awareness platform in Maldives, Myanmar, and the Philippines Conference ITU Kaleidoscope: ICTs for a Sustainable World (ITU WT), IEEE, 2016, (Best Paper Award). Abstract | Links | BibTeX @conference{Bhandari-Kaleidoscope2016,
title = {Intricacies of implementing an ITU-T X.1303 cross-agency situational-awareness platform in Maldives, Myanmar, and the Philippines},
author = {Bhandari, Biplov and Marthafifsa, Angga Bayu and Hazarika, Manzul Kumar and Boon, Francis, and Frommberger, Lutz and Waidyanatha, Nuwan},
doi = {10.1109/ITU-WT.2016.7805726},
year = {2016},
date = {2016-11-16},
booktitle = {ITU Kaleidoscope: ICTs for a Sustainable World (ITU WT)},
publisher = {IEEE},
abstract = {Maldives, Myanmar, and the Philippines are vulnerable to natural disasters [1]. Sendai Framework1 of Action calls for risk reduction by implementing early warning systems [2]. A prevailing challenge is for authorities to coordinate warnings across disparate communication systems and autonomous organizations [3]. Cross-Agency Situational- Awareness platforms and the ITU-T X.1303 Common Alerting Protocol (CAP)2 interoperable data standards presents themselves as solution for diluting the inter-agency rivalries and interconnection disparities [4]. The Sahana Alerting and Messaging Broker (SAMBRO) was designed to overcome these issues by providing a Common Operating Picture and a platform for all Stakeholders to share early warnings. To that end, the CAP-on-a-MAP project is implementing SAMBRO and the CAP standard along with the policies and procedures in the Maldives, Myanmar and Philippines. The project is applying an agile development methodology with a design, build, test, and redesign strategy for implementing the cross-agency situational- awareness and warning system in the respective countries. This paper discusses the country context implementation challenges and discusses strategies fostered through the introduction of the CAP content standard for warning system designers to consider for overcoming similar challenges.},
note = {Best Paper Award},
keywords = {},
pubstate = {published},
tppubtype = {conference}
}
Maldives, Myanmar, and the Philippines are vulnerable to natural disasters [1]. Sendai Framework1 of Action calls for risk reduction by implementing early warning systems [2]. A prevailing challenge is for authorities to coordinate warnings across disparate communication systems and autonomous organizations [3]. Cross-Agency Situational- Awareness platforms and the ITU-T X.1303 Common Alerting Protocol (CAP)2 interoperable data standards presents themselves as solution for diluting the inter-agency rivalries and interconnection disparities [4]. The Sahana Alerting and Messaging Broker (SAMBRO) was designed to overcome these issues by providing a Common Operating Picture and a platform for all Stakeholders to share early warnings. To that end, the CAP-on-a-MAP project is implementing SAMBRO and the CAP standard along with the policies and procedures in the Maldives, Myanmar and Philippines. The project is applying an agile development methodology with a design, build, test, and redesign strategy for implementing the cross-agency situational- awareness and warning system in the respective countries. This paper discusses the country context implementation challenges and discusses strategies fostered through the introduction of the CAP content standard for warning system designers to consider for overcoming similar challenges. |
2015
|
Heriberto Cuayáhuitl; Nina Dethlefs; Lutz Frommberger; Martijn Van Otterlo; Olivier Pietquin (Ed.) Proceedings of the 4th Workshop on Machine Learning for Interactive Systems (MLIS-2015) Proceeding PMLR, 43 , 2015. BibTeX @proceedings{MLIS2015,
title = {Proceedings of the 4th Workshop on Machine Learning for Interactive Systems (MLIS-2015)},
editor = {Heriberto Cuayáhuitl and Nina Dethlefs and Lutz Frommberger and Martijn Van Otterlo and Olivier Pietquin},
year = {2015},
date = {2015-07-01},
booktitle = {Proceedings of Machine Learning Research},
volume = {43},
publisher = {PMLR},
series = {Proceedings of Machine Learning Research},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
Haddawy, Peter; Frommberger, Lutz; Kauppinen, Tomi; De Felice, Giorgio; Charkratpahu, Prae; Saengpao, Sirawaratt; Kanchanakitsakul, Phanumas Situation Awareness in Crowdsensing for Disease Surveillance in Crisis Situations Inproceedings International Conference on Information and Communication Technologies and Development (ICTD 2015), Singapore, 2015. BibTeX @inproceedings{b,
title = {Situation Awareness in Crowdsensing for Disease Surveillance in Crisis Situations},
author = {Haddawy, Peter and Frommberger, Lutz and Kauppinen, Tomi and De Felice, Giorgio and Charkratpahu, Prae and Saengpao, Sirawaratt and Kanchanakitsakul, Phanumas},
year = {2015},
date = {2015-01-01},
booktitle = {International Conference on Information and Communication Technologies and Development (ICTD 2015)},
address = {Singapore},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
2014
|
Frommberger, Lutz; Schmid, Falko Keeping Track: Effective Disaster Alerting with Simple Email Infrastructure Inproceedings ISCRAM (Information Systems for Crisis Response and Management) Asia Conference, Colombo, Sri Lanka, 2014. BibTeX @inproceedings{b,
title = {Keeping Track: Effective Disaster Alerting with Simple Email Infrastructure},
author = {Frommberger, Lutz and Schmid, Falko},
year = {2014},
date = {2014-01-01},
booktitle = {ISCRAM (Information Systems for Crisis Response and Management) Asia Conference},
address = {Colombo, Sri Lanka},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Cuayáhuitl, Heriberto; Frommberger, Lutz; Dethlefs, Nina; van Otterlo, Martijn (Ed.) Proceedings of the 3rd Workshop on Machine Learning for Interactive Systems (MLIS) Proceeding AAAI Press, Palo Alto, CA, WS-14-07 , 2014. BibTeX @proceedings{b,
title = {Proceedings of the 3rd Workshop on Machine Learning for Interactive Systems (MLIS)},
editor = {Cuayáhuitl, Heriberto and Frommberger, Lutz and Dethlefs, Nina and van Otterlo, Martijn},
year = {2014},
date = {2014-01-01},
volume = {WS-14-07},
publisher = {AAAI Press},
address = {Palo Alto, CA},
series = {AAAI Technical Report},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
Cuayáhuitl, Heriberto; Frommberger, Lutz; Dethlefs, Nina; Raux, Antoine; Marge, Mathew; Zender, Hendrik Introduction to the Special Issue on Machine Learning for Multiple Modalities in Interactive Systems and Robots Journal Article ACM Trans. Interact. Intell. Syst., 4 (3), 2014, ISSN: 2160-6455. Links | BibTeX @article{Cuayahuitl:2014:ISI:2660857.2670539,
title = {Introduction to the Special Issue on Machine Learning for Multiple Modalities in Interactive Systems and Robots},
author = {Cuayáhuitl, Heriberto and Frommberger, Lutz and Dethlefs, Nina and Raux, Antoine and Marge, Mathew and Zender, Hendrik},
doi = {10.1145/2670539},
issn = {2160-6455},
year = {2014},
date = {2014-01-01},
journal = {ACM Trans. Interact. Intell. Syst.},
volume = {4},
number = {3},
publisher = {ACM},
address = {New York, NY, USA},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
2013
|
Frommberger, Lutz Some thoughts on Transfer Learning in Reinforcement Learning: on States and Representation Incollection Auer, Peter ; Hutter, Marcus ; Orseau, Laurent (Ed.): Reinforcement Learning (Dagstuhl Seminar 13321), 3 (8), Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Dagstuhl, Germany, 2013. Links | BibTeX @incollection{,
title = {Some thoughts on Transfer Learning in Reinforcement Learning: on States and Representation},
author = {Frommberger, Lutz},
editor = {Auer, Peter and Hutter, Marcus and Orseau, Laurent},
url = {http://drops.dagstuhl.de/opus/volltexte/2013/4340},
doi = {http://dx.doi.org/10.4230/DagRep.3.8.1},
year = {2013},
date = {2013-01-01},
booktitle = {Reinforcement Learning (Dagstuhl Seminar 13321)},
journal = {Dagstuhl Reports},
volume = {3},
number = {8},
publisher = {Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik},
address = {Dagstuhl, Germany},
keywords = {},
pubstate = {published},
tppubtype = {incollection}
}
|
Frommberger, Lutz; Schmid, Falko; Cai, Chunyuan Micro-mapping with Smartphones for Monitoring Agricultural Development Inproceedings Proceedings of the ACM Symposium on Computing for Development (DEV 2013), 2013. BibTeX @inproceedings{cosyACMDev2013MapIt,
title = {Micro-mapping with Smartphones for Monitoring Agricultural Development},
author = {Frommberger, Lutz and Schmid, Falko and Cai, Chunyuan},
year = {2013},
date = {2013-01-01},
booktitle = {Proceedings of the ACM Symposium on Computing for Development (DEV 2013)},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz ICT for Development - ein Ansatz für Forschung + Lehre Journal Article FIfF Kommunikation, 03/2013 , pp. 51-54, 2013. Links | BibTeX @article{ictd-fiff-kommunikation,
title = {ICT for Development - ein Ansatz für Forschung + Lehre},
author = {Frommberger, Lutz},
url = {http://fiff.de/publikationen/fiff-kommunikation/fk-2013/fk-3-2013/fk-2013-3-s51},
year = {2013},
date = {2013-01-01},
journal = {FIfF Kommunikation},
volume = {03/2013},
pages = {51-54},
keywords = {},
pubstate = {Other},
tppubtype = {article}
}
|
Kreutzmann, Arne; Colonius, Immo; Wolter, Diedrich; Dylla, Frank; Frommberger, Lutz; Freksa, Christian Temporal logic for process specification and recognition Journal Article Intelligent Service Robotics, 6 (1), pp. 5-18, 2013, ISSN: 1861-2776. Links | BibTeX @article{Kreutzmann2013ISR,
title = {Temporal logic for process specification and recognition},
author = {Kreutzmann, Arne and Colonius, Immo and Wolter, Diedrich and Dylla, Frank and Frommberger, Lutz and Freksa, Christian},
doi = {10.1007/s11370-012-0122-2},
issn = {1861-2776},
year = {2013},
date = {2013-01-01},
journal = {Intelligent Service Robotics},
volume = {6},
number = {1},
pages = {5-18},
keywords = {},
pubstate = {Reviewed},
tppubtype = {article}
}
|
Schmid, Falko; Frommberger, Lutz; Cai, Chunyuan; Dylla, Frank Lowering the Barrier: How the What-You-See-Is-What-You-Map Paradigm Enables People to Contribute Volunteered Geographic Information Inproceedings ACM Symposium on Computing for Development (DEV-4), Cape Town, South Africa, ACM, 2013. BibTeX @inproceedings{mapit-wysiwyg-dev4,
title = {Lowering the Barrier: How the What-You-See-Is-What-You-Map Paradigm Enables People to Contribute Volunteered Geographic Information},
author = {Schmid, Falko and Frommberger, Lutz and Cai, Chunyuan and Dylla, Frank},
year = {2013},
date = {2013-01-01},
booktitle = {ACM Symposium on Computing for Development (DEV-4), Cape Town, South Africa},
publisher = {ACM},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Cuayáhuitl, Heriberto; van Otterlo, Martijn; Dethlefs, Nina; Frommberger, Lutz Machine learning for interactive systems and robots: a brief introduction Incollection Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems: Bridging the Gap Between Perception, Action and Communication, pp. 19-26, ACM, 2013. BibTeX @incollection{mlis-survey2013,
title = {Machine learning for interactive systems and robots: a brief introduction},
author = {Cuayáhuitl, Heriberto and van Otterlo, Martijn and Dethlefs, Nina and Frommberger, Lutz},
year = {2013},
date = {2013-01-01},
booktitle = {Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems: Bridging the Gap Between Perception, Action and Communication},
pages = {19-26},
publisher = {ACM},
keywords = {},
pubstate = {published},
tppubtype = {incollection}
}
|
Cuayáhuitl, Heriberto; Frommberger, Lutz; Dethlefs, Nina; van Otterlo, Martijn (Ed.) Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems: Bridging the Gap Between Perception, Action and Communication Proceeding ACM, 2013. Links | BibTeX @proceedings{mlis2013-proceedings,
title = {Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems: Bridging the Gap Between Perception, Action and Communication},
editor = {Cuayáhuitl, Heriberto and Frommberger, Lutz and Dethlefs, Nina and van Otterlo, Martijn},
url = {http://dl.acm.org/citation.cfm?id=2493525},
year = {2013},
date = {2013-01-01},
publisher = {ACM},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
Frommberger, Lutz; Schmid, Falko Mobile4D: Crowdsourced Disaster Alerting and Reporting Inproceedings International Conference on Information and Communication Technologies and Development (ICTD 2013), Cape Town, South Africa, ACM, 2013. BibTeX @inproceedings{mobile4d-ictd2013,
title = {Mobile4D: Crowdsourced Disaster Alerting and Reporting},
author = {Frommberger, Lutz and Schmid, Falko},
year = {2013},
date = {2013-01-01},
booktitle = {International Conference on Information and Communication Technologies and Development (ICTD 2013), Cape Town, South Africa},
publisher = {ACM},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz; Schmid, Falko Crowdsourced bi-directional disaster reporting and alerting on smartphones in Lao PDR Inproceedings ISCRAM (Information Systems for Crisis Response and Management) Vietnam 2013 Conference, 2013. BibTeX @inproceedings{mobile4d-iscramvn,
title = {Crowdsourced bi-directional disaster reporting and alerting on smartphones in Lao PDR},
author = {Frommberger, Lutz and Schmid, Falko},
year = {2013},
date = {2013-01-01},
booktitle = {ISCRAM (Information Systems for Crisis Response and Management) Vietnam 2013 Conference},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Schmid, Falko; Frommberger, Lutz; Cai, Chunyuan; Freksa, Christian What You See Is What You Map: Geometry-preserving Micro-mapping for Smaller Geographic Objects with mapIT Inproceedings Danny Vandenbroucke Bénédicte Bucher, Joep Crompvoet (Ed.): Geographic Information Science at the Heart of Europe, pp. pp 3-19, Springer, 2013. BibTeX @inproceedings{schmidetal-agile2013,
title = {What You See Is What You Map: Geometry-preserving Micro-mapping for Smaller Geographic Objects with mapIT},
author = {Schmid, Falko and Frommberger, Lutz and Cai, Chunyuan and Freksa, Christian},
editor = {Danny Vandenbroucke, Bénédicte Bucher, Joep Crompvoet},
year = {2013},
date = {2013-01-01},
booktitle = {Geographic Information Science at the Heart of Europe},
pages = {pp 3-19},
publisher = {Springer},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
2012
|
Frommberger, Lutz; Schill, Kerstin; Scholz-Reiter, Bernd (Ed.) Proceedings of the ECAI 2012 Workshop on Artificial Intelligence and Logistics (AILog-2012) Proceeding 2012. BibTeX @proceedings{ailog-2012-proceedings,
title = {Proceedings of the ECAI 2012 Workshop on Artificial Intelligence and Logistics (AILog-2012)},
editor = {Frommberger, Lutz and Schill, Kerstin and Scholz-Reiter, Bernd},
year = {2012},
date = {2012-01-01},
series = {SFB/TR 8 Report No. 031-08/2011},
keywords = {},
pubstate = {Other},
tppubtype = {proceedings}
}
|
Frommberger, Lutz; Schmid, Falko; Cai, Chunyuan; Freksa, Christian; Haddawy, Peter Barrier-free mapping for development and poverty reduction Inproceedings Bhaduri, Budhendra ; Devillers, Rodolphe ; Haklay, Muki ; Goodchild, Michael (Ed.): Role of volunteered geographic information in advancing science: Quality and credibility, 2012. BibTeX @inproceedings{FrommbergerEtAl-BarrierFreeMapping,
title = {Barrier-free mapping for development and poverty reduction},
author = {Frommberger, Lutz and Schmid, Falko and Cai, Chunyuan and Freksa, Christian and Haddawy, Peter},
editor = {Bhaduri, Budhendra and Devillers, Rodolphe and Haklay, Muki and Goodchild, Michael},
year = {2012},
date = {2012-01-01},
booktitle = {Role of volunteered geographic information in advancing science: Quality and credibility},
series = {GIScience},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Schmid, Falko; Cai, Chunyuan; Frommberger, Lutz A New Micro-Mapping Method for Rapid VGI-ing of Small Geographic Features Inproceedings Proceedings GIScience 2012, 2012. BibTeX @inproceedings{MicroMapping2012,
title = {A New Micro-Mapping Method for Rapid VGI-ing of Small Geographic Features},
author = {Schmid, Falko and Cai, Chunyuan and Frommberger, Lutz},
year = {2012},
date = {2012-01-01},
booktitle = {Proceedings GIScience 2012},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Cuayáhuitl, Heriberto; Frommberger, Lutz; Dethlefs, Nina; Sahli, Hichem (Ed.) Proceedings of the ECAI 2012 Workshop on Machine Learning for Interactive Systems: Bridging the Gap between Language, Motor Control and Vision (MLIS-2012) Proceeding 2012. BibTeX @proceedings{MLIS2012-Proceedings,
title = {Proceedings of the ECAI 2012 Workshop on Machine Learning for Interactive Systems: Bridging the Gap between Language, Motor Control and Vision (MLIS-2012)},
editor = {Cuayáhuitl, Heriberto and Frommberger, Lutz and Dethlefs, Nina and Sahli, Hichem},
year = {2012},
date = {2012-01-01},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
Al-Salman, Rami; Dylla, Frank; Frommberger, Lutz An Approach to Qualitative Emergency Management Inproceedings The 8th International Conference on Geo-information for Disaster Management (Gi4DM 2012), Springer, 2012. BibTeX @inproceedings{ramigi4dm,
title = {An Approach to Qualitative Emergency Management},
author = {Al-Salman, Rami and Dylla, Frank and Frommberger, Lutz},
year = {2012},
date = {2012-01-01},
booktitle = {The 8th International Conference on Geo-information for Disaster Management (Gi4DM 2012)},
publisher = {Springer},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Schmid, Falko; Kutz, Oliver; Frommberger, Lutz; Mossakowski, Till; Kauppinen, Tomi; Cai, Cunyuan Intuitive and Natural Interfaces for Geospatial Data Classification Inproceedings Place-related Knowledge Acquisition Research (P-KAR) workshop at Spatial Cognition 2012, 2012. BibTeX @inproceedings{SchmidEtAl12,
title = {Intuitive and Natural Interfaces for Geospatial Data Classification},
author = {Schmid, Falko and Kutz, Oliver and Frommberger, Lutz and Mossakowski, Till and Kauppinen, Tomi and Cai, Cunyuan},
year = {2012},
date = {2012-01-01},
booktitle = {Place-related Knowledge Acquisition Research (P-KAR) workshop at Spatial Cognition 2012},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz; Schill, Kerstin; Scholz-Reiter, Bernd (Ed.) Artificial Intelligence and Logistics - AILog 2012 Workshop Proceedings Proceeding SFB/TR 8 Report No. 031-08/2012, 2012. BibTeX @proceedings{SFBTR8_report_31,
title = {Artificial Intelligence and Logistics - AILog 2012 Workshop Proceedings},
editor = {Frommberger, Lutz and Schill, Kerstin and Scholz-Reiter, Bernd},
year = {2012},
date = {2012-01-01},
publisher = {SFB/TR 8 Report No. 031-08/2012},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
2011
|
Schill, Kerstin; Scholz-Reiter, Bernd; Frommberger, Lutz (Ed.) Proceedings of the IJCAI 2011 Workshop on Artificial Intelligence and Logistics (AILog-2011) Proceeding 2011. BibTeX @proceedings{ailog-2011-proceedings,
title = {Proceedings of the IJCAI 2011 Workshop on Artificial Intelligence and Logistics (AILog-2011)},
editor = {Schill, Kerstin and Scholz-Reiter, Bernd and Frommberger, Lutz},
year = {2011},
date = {2011-01-01},
series = {SFB/TR 8 Report No. 028-07/2011},
keywords = {},
pubstate = {Other},
tppubtype = {proceedings}
}
|
Frommberger, Lutz Task Space Tile Coding: In-Task and Cross-Task Generalization in Reinforcement Learning Incollection 9th European Workshop on Reinforcement Learning (EWRL9), 2011. BibTeX @incollection{cosy:frommberger-ewrl2011,
title = {Task Space Tile Coding: In-Task and Cross-Task Generalization in Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2011},
date = {2011-01-01},
booktitle = {9th European Workshop on Reinforcement Learning (EWRL9)},
keywords = {},
pubstate = {Reviewed},
tppubtype = {incollection}
}
|
Frommberger, Lutz; Hildebrandt, Torsten; Scholz-Reiter, Bernd User-Specified Performance Metrics for Autonomous Robots in Warehouse Logistics Inproceedings Proceedings of the IROS 2011 Workshop on Metrics and Methodologies for Autonomous Robot Teams in Logistics, 2011. BibTeX @inproceedings{cosy:frommberger-mmartlog2011,
title = {User-Specified Performance Metrics for Autonomous Robots in Warehouse Logistics},
author = {Frommberger, Lutz and Hildebrandt, Torsten and Scholz-Reiter, Bernd},
year = {2011},
date = {2011-01-01},
booktitle = {Proceedings of the IROS 2011 Workshop on Metrics and Methodologies for Autonomous Robot Teams in Logistics},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Kreutzmann, Arne; Colonius, Immo; Frommberger, Lutz; Dylla, Frank; Freksa, Christian; Wolter, Diedrich On process recognition by logical inference Inproceedings Lilienthal, Achim J; Duckett, Tom (Ed.): Proceedings of the 5th European Conference on Mobile Robots ECMR 2011, pp. 7-12, 2011. BibTeX @inproceedings{cosyKreuEtAl,
title = {On process recognition by logical inference},
author = {Kreutzmann, Arne and Colonius, Immo and Frommberger, Lutz and Dylla, Frank and Freksa, Christian and Wolter, Diedrich},
editor = {Lilienthal, Achim J. and Duckett, Tom},
year = {2011},
date = {2011-01-01},
booktitle = {Proceedings of the 5th European Conference on Mobile Robots ECMR 2011},
pages = {7-12},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Schill, Kerstin; Scholz-Reiter, Bernd; Frommberger, Lutz (Ed.) Artificial Intelligence and Logistics - IJCAI 2011 Workshop Proceedings Proceeding SFB/TR 8 Report No. 028-07/2011, 2011. BibTeX @proceedings{SFBTR8_report_28,
title = {Artificial Intelligence and Logistics - IJCAI 2011 Workshop Proceedings},
editor = {Schill, Kerstin and Scholz-Reiter, Bernd and Frommberger, Lutz},
year = {2011},
date = {2011-01-01},
publisher = {SFB/TR 8 Report No. 028-07/2011},
keywords = {},
pubstate = {published},
tppubtype = {proceedings}
}
|
2010
|
Schill, Kerstin; Scholz-Reiter, Bernd; Frommberger, Lutz (Ed.) Proceedings of the ECAI 2010 Workshop on Artificial Intelligence and Logistics (AILog-2010) Proceeding 2010. BibTeX @proceedings{ailog-2010-proceedings,
title = {Proceedings of the ECAI 2010 Workshop on Artificial Intelligence and Logistics (AILog-2010)},
editor = {Schill, Kerstin and Scholz-Reiter, Bernd and Frommberger, Lutz},
year = {2010},
date = {2010-01-01},
keywords = {},
pubstate = {Other},
tppubtype = {proceedings}
}
|
Hildebrandt, Torsten; Frommberger, Lutz; Wolter, Diedrich; Zabel, Christian; Scholz-Reiter, Bernd; Freksa, Christian Perspektiven autonomer Inventarisierung - Transparente Lagerprozesse mittels autonomer Systeme Journal Article Industrie Management, 26 (1), pp. 61-65, 2010. Abstract | Links | BibTeX @article{cosy-biba-inventory-im10,
title = {Perspektiven autonomer Inventarisierung - Transparente Lagerprozesse mittels autonomer Systeme},
author = {Hildebrandt, Torsten and Frommberger, Lutz and Wolter, Diedrich and Zabel, Christian and Scholz-Reiter, Bernd and Freksa, Christian},
url = {http://www.competence-site.de/rfid/Perspektiven-autonomer-Inventarisierung-Transparente-Lagerprozesse-mittels-autonomer-Systeme},
year = {2010},
date = {2010-01-01},
journal = {Industrie Management},
volume = {26},
number = {1},
pages = {61-65},
abstract = {Sogenannte chaotische Lagerhaltungssysteme gewinnen in der wirtschaftlichen Anwendung zunehmend an Bedeutung. Aufgrund ihrer hohen Dynamik und der damit verbundenen Unsicherheit über ihre Bestandsführung stellen sie hohe Anforderungen an logistische Prozesse. Das im Folgenden vorgestellte Projekt führt Methoden zusammen, um sich diesen Anforderungen durch den Einsatz eines autonomen Inventurroboters stellen zu können. Dabei kommen Ansätze der kognitiv inspirierten Künstlichen Intelligenz zum Tragen, die es dem Roboter ermöglichen, in unbekannten Umgebungen zielstrebig zu handeln. Trotz stetiger Veränderung der Umgebung wird der Roboter in die Lage versetzt, robuste Informationen über den Ist-Zustand von z.B. Lagerbereichen, ihrer räumlichen Lage und der dort gelagerten Waren zu erfassen. Die erfasste Information ist von Natur aus grob, dient aber dennoch als wertvolle Grundlage für die Analyse und Optimierung intralogistischer Prozesse.},
keywords = {},
pubstate = {Reviewed},
tppubtype = {article}
}
Sogenannte chaotische Lagerhaltungssysteme gewinnen in der wirtschaftlichen Anwendung zunehmend an Bedeutung. Aufgrund ihrer hohen Dynamik und der damit verbundenen Unsicherheit über ihre Bestandsführung stellen sie hohe Anforderungen an logistische Prozesse. Das im Folgenden vorgestellte Projekt führt Methoden zusammen, um sich diesen Anforderungen durch den Einsatz eines autonomen Inventurroboters stellen zu können. Dabei kommen Ansätze der kognitiv inspirierten Künstlichen Intelligenz zum Tragen, die es dem Roboter ermöglichen, in unbekannten Umgebungen zielstrebig zu handeln. Trotz stetiger Veränderung der Umgebung wird der Roboter in die Lage versetzt, robuste Informationen über den Ist-Zustand von z.B. Lagerbereichen, ihrer räumlichen Lage und der dort gelagerten Waren zu erfassen. Die erfasste Information ist von Natur aus grob, dient aber dennoch als wertvolle Grundlage für die Analyse und Optimierung intralogistischer Prozesse. |
Frommberger, Lutz; Wolter, Diedrich Structural Knowledge Transfer by Spatial Abstraction for Reinforcement Learning Agents Journal Article Adaptive Behavior, 18 (6), pp. 507-525, 2010. BibTeX @article{cosy-frommberger-wolter-AB:10,
title = {Structural Knowledge Transfer by Spatial Abstraction for Reinforcement Learning Agents},
author = {Frommberger, Lutz and Wolter, Diedrich},
year = {2010},
date = {2010-01-01},
journal = {Adaptive Behavior},
volume = {18},
number = {6},
pages = {507-525},
keywords = {},
pubstate = {Reviewed},
tppubtype = {article}
}
|
Frommberger, Lutz; Freksa, Christian From smart materials to cognitive materials - Requirements and challenges Inproceedings Haack, Johannes ; Wiese, Heike ; Abraham, Andreas ; Chiarcos, Christian (Ed.): 10th Biannual Meeting of the German Society for Cognitive Science (KogWis 2010), pp. 103-104, Universitätsverlag Potsdam, 2010, ISSN: 2190-4545. BibTeX @inproceedings{cosy:FrommbergerFreka-CognitiveMaterials,
title = {From smart materials to cognitive materials - Requirements and challenges},
author = {Frommberger, Lutz and Freksa, Christian},
editor = {Haack, Johannes and Wiese, Heike and Abraham, Andreas and Chiarcos, Christian},
issn = {2190-4545},
year = {2010},
date = {2010-01-01},
booktitle = {10th Biannual Meeting of the German Society for Cognitive Science (KogWis 2010)},
pages = {103-104},
publisher = {Universitätsverlag Potsdam},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Cuayáhuitl, Heriberto; Dethlefs, Nina; Frommberger, Lutz; Richter, Kai-Florian; Bateman, John Generating Adaptive Route Instructions Using Hierarchical Reinforcement Learning Inproceedings Hölscher, Christoph ; Shipley, Thomas F; Belardinelli, Marta Olivetti ; Bateman, John A; Newcombe, Nora S (Ed.): Spatial Cognition VII, International Conference Spatial Cognition 2010, pp. 319-334, Springer; Berlin; http://www.springer.de, 2010. BibTeX @inproceedings{cuayahuitl:10-sc,
title = {Generating Adaptive Route Instructions Using Hierarchical Reinforcement Learning},
author = {Cuayáhuitl, Heriberto and Dethlefs, Nina and Frommberger, Lutz and Richter, Kai-Florian and Bateman, John},
editor = {Hölscher, Christoph and Shipley, Thomas F. and Belardinelli, Marta Olivetti and Bateman, John A. and Newcombe, Nora S.},
year = {2010},
date = {2010-01-01},
booktitle = {Spatial Cognition VII, International Conference Spatial Cognition 2010},
volume = {6222},
pages = {319-334},
publisher = {Springer; Berlin; http://www.springer.de},
series = {Lecture Notes in Computer Science},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz Qualitative Spatial Abstraction in Reinforcement Learning Book Springer, 2010, ISBN: 978-3-642-16589-4. Abstract | Links | BibTeX @book{Frommberger:QualitativeAbstractionInRL,
title = {Qualitative Spatial Abstraction in Reinforcement Learning},
author = {Frommberger, Lutz},
url = {http://www.springer.com/computer/ai/book/978-3-642-16589-4},
isbn = {978-3-642-16589-4},
year = {2010},
date = {2010-01-01},
publisher = {Springer},
series = {Cognitive Technologies},
abstract = {Reinforcement learning has developed as a successful learning approach for domains that are not fully understood and that are too complex to be described in closed form. However, reinforcement learning does not scale well to large and continuous problems. Furthermore, acquired knowledge specific to the learned task, and transfer of knowledge to new tasks is crucial. In this book the author investigates whether deficiencies of reinforcement learning can be overcome by suitable abstraction methods. He discusses various forms of spatial abstraction, in particular qualitative abstraction, a form of representing knowledge that has been thoroughly investigated and successfully applied in spatial cognition research. With his approach, he exploits spatial structures and structural similarity to support the learning process by abstracting from less important features and stressing the essential ones. The author demonstrates his learning approach and the transferability of knowledge by having his system learn in a virtual robot simulation system and consequently transfer the acquired knowledge to a physical robot. The approach is influenced by findings from cognitive science. The book is suitable for researchers working in artificial intelligence, in particular knowledge representation, learning, spatial cognition, and robotics.},
keywords = {},
pubstate = {Reviewed},
tppubtype = {book}
}
Reinforcement learning has developed as a successful learning approach for domains that are not fully understood and that are too complex to be described in closed form. However, reinforcement learning does not scale well to large and continuous problems. Furthermore, acquired knowledge specific to the learned task, and transfer of knowledge to new tasks is crucial. In this book the author investigates whether deficiencies of reinforcement learning can be overcome by suitable abstraction methods. He discusses various forms of spatial abstraction, in particular qualitative abstraction, a form of representing knowledge that has been thoroughly investigated and successfully applied in spatial cognition research. With his approach, he exploits spatial structures and structural similarity to support the learning process by abstracting from less important features and stressing the essential ones. The author demonstrates his learning approach and the transferability of knowledge by having his system learn in a virtual robot simulation system and consequently transfer the acquired knowledge to a physical robot. The approach is influenced by findings from cognitive science. The book is suitable for researchers working in artificial intelligence, in particular knowledge representation, learning, spatial cognition, and robotics. |
Hildebrandt, Torsten; Frommberger, Lutz; Wolter, Diedrich; Zabel, Christian; Freksa, Christian; Scholz-Reiter, Bernd Towards optimization of manufacturing systems using autonomous robotic observers Inproceedings Proceedings of the 7th CIRP International Conference on Intelligent Computation in Manufacturing Engineering (ICME 2010), 2010. BibTeX @inproceedings{Hildebrandt-etal-ICME10,
title = {Towards optimization of manufacturing systems using autonomous robotic observers},
author = {Hildebrandt, Torsten and Frommberger, Lutz and Wolter, Diedrich and Zabel, Christian and Freksa, Christian and Scholz-Reiter, Bernd},
year = {2010},
date = {2010-01-01},
booktitle = {Proceedings of the 7th CIRP International Conference on Intelligent Computation in Manufacturing Engineering (ICME 2010)},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
2009
|
Frommberger, Lutz Situation Dependent Spatial Abstraction in Reinforcement Learning Based on Structural Knowledge Inproceedings Proceedings of the ICML/UAI/COLT Workshop on Abstraction in Reinforcement Learning, 2009. BibTeX @inproceedings{cosyFrommbergerICML09,
title = {Situation Dependent Spatial Abstraction in Reinforcement Learning Based on Structural Knowledge},
author = {Frommberger, Lutz},
year = {2009},
date = {2009-01-01},
booktitle = {Proceedings of the ICML/UAI/COLT Workshop on Abstraction in Reinforcement Learning},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz Situation Dependent Spatial Abstraction in Reinforcement Learning Inproceedings ICML/UAI/COLT Workshop on Abstraction in Reinforcement Learning, Montreal, Canada, 2009. BibTeX @inproceedings{Frommberger:2008icml,
title = {Situation Dependent Spatial Abstraction in Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2009},
date = {2009-01-01},
booktitle = {ICML/UAI/COLT Workshop on Abstraction in Reinforcement Learning},
address = {Montreal, Canada},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz Qualitative Spatial Abstraction for Reinforcement Learning PhD Thesis Universität Bremen; http://www.uni-bremen.de, 2009. BibTeX @phdthesis{FrommbergerPhDThesis,
title = {Qualitative Spatial Abstraction for Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2009},
date = {2009-01-01},
school = {Universität Bremen; http://www.uni-bremen.de},
keywords = {},
pubstate = {Reviewed},
tppubtype = {phdthesis}
}
|
2008
|
Frommberger, Lutz Representing and Selecting Landmarks in Autonomous Learning of Robot Navigation Inproceedings Xiong, C; Liu, H; Huang, Y; Xiong, Y (Ed.): Proceedings of the International Conference on Intelligent Robotics and Applications (ICIRA 2008), pp. 488-497, Springer-Verlag Berlin Heidelberg, 2008. BibTeX @inproceedings{cosy-Frommberger-ICIRA08,
title = {Representing and Selecting Landmarks in Autonomous Learning of Robot Navigation},
author = {Frommberger, Lutz},
editor = {Xiong, C. and Liu, H. and Huang, Y. and Xiong, Y.},
year = {2008},
date = {2008-01-01},
booktitle = {Proceedings of the International Conference on Intelligent Robotics and Applications (ICIRA 2008)},
volume = {5314},
pages = {488-497},
publisher = {Springer-Verlag Berlin Heidelberg},
series = {Lecture Notes in Artificial Intelligence},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
Wolter, Diedrich; Dylla, Frank; Wölfl, Stefan; Wallgrün, Jan Oliver; Frommberger, Lutz; Nebel, Bernhard; Freksa, Christian SailAway: Spatial cognition in sea navigation Journal Article Künstliche Intelligenz, 22 (1), pp. 28-30, 2008. BibTeX @article{cosy-Wolter-etal-SailAway-KI2008,
title = {SailAway: Spatial cognition in sea navigation},
author = {Wolter, Diedrich and Dylla, Frank and Wölfl, Stefan and Wallgrün, Jan Oliver and Frommberger, Lutz and Nebel, Bernhard and Freksa, Christian},
year = {2008},
date = {2008-01-01},
journal = {Künstliche Intelligenz},
volume = {22},
number = {1},
pages = {28-30},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
Frommberger, Lutz Learning to Behave in Space: A Qualitative Spatial Representation for Robot Navigation with Reinforcement Learning Journal Article International Journal on Artificial Intelligence Tools (IJAIT), 17 (3), pp. 465 - 482, 2008. Abstract | BibTeX @article{cosy:Frommberger-IJAIT,
title = {Learning to Behave in Space: A Qualitative Spatial Representation for Robot Navigation with Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2008},
date = {2008-01-01},
journal = {International Journal on Artificial Intelligence Tools (IJAIT)},
volume = {17},
number = {3},
pages = {465 - 482},
abstract = {The representation of the surrounding world plays an important role in robot navigation, especially when reinforcement learning is applied. This work uses a qualitative abstraction mechanism tocreate a representation of space consisting of the circular order of detected landmarks and the relative position of walls towards the agent's moving direction. The use of this representation does not only empower the agent to learn a certain goal-directed navigation strategy faster compared to metrical representations, but also facilitates reusing structural knowledge of the world at different locations within the same environment. Acquired policies are also applicable in scenarios with different metrics and corridor angles. Furthermore, gained structural knowledge can be separated, leading to a generally sensible navigation behavior that can be transferred to environments lacking landmark information and/or totally unknown environments.},
keywords = {},
pubstate = {Reviewed},
tppubtype = {article}
}
The representation of the surrounding world plays an important role in robot navigation, especially when reinforcement learning is applied. This work uses a qualitative abstraction mechanism tocreate a representation of space consisting of the circular order of detected landmarks and the relative position of walls towards the agent's moving direction. The use of this representation does not only empower the agent to learn a certain goal-directed navigation strategy faster compared to metrical representations, but also facilitates reusing structural knowledge of the world at different locations within the same environment. Acquired policies are also applicable in scenarios with different metrics and corridor angles. Furthermore, gained structural knowledge can be separated, leading to a generally sensible navigation behavior that can be transferred to environments lacking landmark information and/or totally unknown environments. |
Dylla, Frank; Wolter, Diedrich; Frommberger, Lutz; Freksa, Christian; Wölfl, Stefan; Nebel, Bernhard Qualitative Methoden zur Steuerung von Agenten - SailAway: Raumkognition zur Steuerung von Schiffen Journal Article Industrie Management, 24 (4), pp. 21-24, 2008. BibTeX @article{cosy:IndustrieManagement-SailAway,
title = {Qualitative Methoden zur Steuerung von Agenten - SailAway: Raumkognition zur Steuerung von Schiffen},
author = {Dylla, Frank and Wolter, Diedrich and Frommberger, Lutz and Freksa, Christian and Wölfl, Stefan and Nebel, Bernhard},
year = {2008},
date = {2008-01-01},
journal = {Industrie Management},
volume = {24},
number = {4},
pages = {21-24},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
Frommberger, Lutz; Wolter, Diedrich Spatial Abstraction: Aspectualization, Coarsening, and Conceptual Classification Incollection Freksa, Christian ; Newcombe, Nora S; Gärdenfors, Peter ; Wölfl, Stefan (Ed.): Spatial Cognition VI, 5248 , pp. 311-327, Springer-Verlag Berlin Heidelberg, 2008. Abstract | BibTeX @incollection{FrommbergerWolter-Abstraction08,
title = {Spatial Abstraction: Aspectualization, Coarsening, and Conceptual Classification},
author = {Frommberger, Lutz and Wolter, Diedrich},
editor = {Freksa, Christian and Newcombe, Nora S. and Gärdenfors, Peter and Wölfl, Stefan},
year = {2008},
date = {2008-01-01},
booktitle = {Spatial Cognition VI},
volume = {5248},
pages = {311-327},
publisher = {Springer-Verlag Berlin Heidelberg},
series = {Lecture Notes in Artificial Intelligence},
abstract = {Spatial abstraction empowers complex agent control processes. We propose a formal definition of spatial abstraction and classify it by its three facets, namely aspectualization, coarsening, and conceptual classification. Their characteristics are essentially shaped by the representation on which abstraction is performed. We argue for the use of so-called aspectualizable representations which enable knowledge transfer in agent control tasks. In a case study we demonstrate that aspectualizable spatial knowledge learned in a simplified},
keywords = {},
pubstate = {published},
tppubtype = {incollection}
}
Spatial abstraction empowers complex agent control processes. We propose a formal definition of spatial abstraction and classify it by its three facets, namely aspectualization, coarsening, and conceptual classification. Their characteristics are essentially shaped by the representation on which abstraction is performed. We argue for the use of so-called aspectualizable representations which enable knowledge transfer in agent control tasks. In a case study we demonstrate that aspectualizable spatial knowledge learned in a simplified |
2007
|
Wolter, Diedrich; Dylla, Frank; Frommberger, Lutz; Wallgrün, Jan Oliver; Nebel, Bernhard; Wölfl, Stefan Qualitative Spatial Reasoning for Rule Compliant Agent Navigation Inproceedings Proceedings of the Twentieth International Florida Artificial Intelligence Research Society Conference (FLAIRS-2007), 2007, (Short paper). BibTeX @inproceedings{cosy-Wolter-etal-R3R3Sailaway-FLAIRS2007,
title = {Qualitative Spatial Reasoning for Rule Compliant Agent Navigation},
author = {Wolter, Diedrich and Dylla, Frank and Frommberger, Lutz and Wallgrün, Jan Oliver and Nebel, Bernhard and Wölfl, Stefan},
year = {2007},
date = {2007-01-01},
booktitle = {Proceedings of the Twentieth International Florida Artificial Intelligence Research Society Conference (FLAIRS-2007)},
note = {Short paper},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Frommberger, Lutz Generalization and Transfer Learning in Noise-Affected Robot Navigation Tasks Inproceedings Neves, José Maia ; Santos, Manuel Filipe ; Machado, José Manuel (Ed.): Progress in Artificial Intelligence: EPIA 2007, pp. 508-519, Springer-Verlag Berlin Heidelberg, 2007. Abstract | BibTeX @inproceedings{cosy:Frommberger-epia07,
title = {Generalization and Transfer Learning in Noise-Affected Robot Navigation Tasks},
author = {Frommberger, Lutz},
editor = {Neves, José Maia and Santos, Manuel Filipe and Machado, José Manuel},
year = {2007},
date = {2007-01-01},
booktitle = {Progress in Artificial Intelligence: EPIA 2007},
volume = {4874},
pages = {508-519},
publisher = {Springer-Verlag Berlin Heidelberg},
series = {Lecture Notes in Computer Science},
abstract = {When a robot learns to solve a goal-directed navigation task with reinforcement learning, the acquired strategy can usually exclusively be applied to the task that has been learned. Knowledge transfer to other tasks and environments is a great challenge, and the transfer learning ability crucially depends on the chosen state space representation. This work shows how an agent-centered qualitative spatial representation can be used for generalization and knowledge transfer in a simulated robot navigation scenario. Learned strategies using this representation are very robust to environmental noise and imprecise world knowledge and can easily be applied to new scenarios, offering a good foundation for further learning tasks and application of the learned policy in different contexts.},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
When a robot learns to solve a goal-directed navigation task with reinforcement learning, the acquired strategy can usually exclusively be applied to the task that has been learned. Knowledge transfer to other tasks and environments is a great challenge, and the transfer learning ability crucially depends on the chosen state space representation. This work shows how an agent-centered qualitative spatial representation can be used for generalization and knowledge transfer in a simulated robot navigation scenario. Learned strategies using this representation are very robust to environmental noise and imprecise world knowledge and can easily be applied to new scenarios, offering a good foundation for further learning tasks and application of the learned policy in different contexts. |
Frommberger, Lutz A Generalizing Spatial Representation for Robot Navigation with Reinforcement Learning Inproceedings Proceedings of the Twentieth International Florida Artificial Intelligence Research Society Conference (FLAIRS-2007), pp. 586-591, AAAI Press, 2007. Abstract | BibTeX @inproceedings{cosy:Frommberger-Flairs07,
title = {A Generalizing Spatial Representation for Robot Navigation with Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2007},
date = {2007-01-01},
booktitle = {Proceedings of the Twentieth International Florida Artificial Intelligence Research Society Conference (FLAIRS-2007)},
pages = {586-591},
publisher = {AAAI Press},
abstract = {In robot navigation tasks, the representation of the surrounding world plays an important role, especially in reinforcement learning approaches. This work presents a qualitative representation of space consisting of the circular order of detected landmarks and the relative position of walls towards the agent's moving direction. The use of this representation does not only empower the agent to learn a certain goal-directed navigation strategy, but also facilitates reusing structural knowledge of the world at different locations within the same environment. Furthermore, gained structural knowledge can be separated, leading to a generally sensible navigation behavior that can be transferred to environments lacking landmark information and/or totally unknown environments.},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
In robot navigation tasks, the representation of the surrounding world plays an important role, especially in reinforcement learning approaches. This work presents a qualitative representation of space consisting of the circular order of detected landmarks and the relative position of walls towards the agent's moving direction. The use of this representation does not only empower the agent to learn a certain goal-directed navigation strategy, but also facilitates reusing structural knowledge of the world at different locations within the same environment. Furthermore, gained structural knowledge can be separated, leading to a generally sensible navigation behavior that can be transferred to environments lacking landmark information and/or totally unknown environments. |
Frommberger, Lutz; Lee, Jae Hee; Wallgrün, Jan Oliver; Dylla, Frank Composition in OPRAm Technical Report SFB/TR 8 Spatial Cognition; http://www.sfbtr8.uni-bremen.de/ (013-02/2007), 2007. BibTeX @techreport{cosy:frommberger:opra-composition,
title = {Composition in OPRAm},
author = {Frommberger, Lutz and Lee, Jae Hee and Wallgrün, Jan Oliver and Dylla, Frank},
year = {2007},
date = {2007-01-01},
number = {013-02/2007},
institution = {SFB/TR 8 Spatial Cognition; http://www.sfbtr8.uni-bremen.de/},
keywords = {},
pubstate = {published},
tppubtype = {techreport}
}
|
Dylla, Frank; Frommberger, Lutz; Wallgrün, Jan Oliver; Wolter, Diedrich; Wölfl, Stefan; Nebel, Bernhard SailAway: Formalizing Navigation Rules Inproceedings Proceedings of the AISB'07 Artificial and Ambient Intelligence Symposium on Spatial Reasoning and Communication, 2007. BibTeX @inproceedings{cosy:R3-R4-sailaway-aisb,
title = {SailAway: Formalizing Navigation Rules},
author = {Dylla, Frank and Frommberger, Lutz and Wallgrün, Jan Oliver and Wolter, Diedrich and Wölfl, Stefan and Nebel, Bernhard},
year = {2007},
date = {2007-01-01},
booktitle = {Proceedings of the AISB'07 Artificial and Ambient Intelligence Symposium on Spatial Reasoning and Communication},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Wallgrün, Jan Oliver; Frommberger, Lutz; Wolter, Diedrich; Dylla, Frank; Freksa, Christian Qualitative spatial representation and reasoning in the SparQ toolbox Inproceedings Barkowsky, Thomas ; Knauff, Markus ; Ligozat, Gérard ; Montello, Daniel R (Ed.): Spatial Cognition V: Reasoning, Action, Interaction, pp. 39-58, Springer; Heidelberg, 2007. BibTeX @inproceedings{SparQ07,
title = {Qualitative spatial representation and reasoning in the SparQ toolbox},
author = {Wallgrün, Jan Oliver and Frommberger, Lutz and Wolter, Diedrich and Dylla, Frank and Freksa, Christian},
editor = {Barkowsky, Thomas and Knauff, Markus and Ligozat, Gérard and Montello, Daniel R.},
year = {2007},
date = {2007-01-01},
booktitle = {Spatial Cognition V: Reasoning, Action, Interaction},
volume = {4387},
pages = {39-58},
publisher = {Springer; Heidelberg},
series = {Lecture Notes in Artificial Intelligence},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
2006
|
Frommberger, Lutz A Qualitative Representation of Structural Spatial Knowledge for Robot Navigation with Reinforcement Learning Inproceedings Proceedings of the ICML-06 Workshop on Structural Knowledge Transfer for Machine Learning, 2006. Abstract | BibTeX @inproceedings{cosy:frommberger:grlpr-icml2006,
title = {A Qualitative Representation of Structural Spatial Knowledge for Robot Navigation with Reinforcement Learning},
author = {Frommberger, Lutz},
year = {2006},
date = {2006-01-01},
booktitle = {Proceedings of the ICML-06 Workshop on Structural Knowledge Transfer for Machine Learning},
abstract = {In robot navigation tasks, the representation of knowledge of the surrounding world plays an important role, especially in reinforcement learning approaches. This work presents a qualitative representation of space that empowers an agent to learn a goal-directed navigation strategy based on structural knowledge of the world that leads to a generally sensible navigation behavior that can be transferred to completely unknown environments.},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
In robot navigation tasks, the representation of knowledge of the surrounding world plays an important role, especially in reinforcement learning approaches. This work presents a qualitative representation of space that empowers an agent to learn a goal-directed navigation strategy based on structural knowledge of the world that leads to a generally sensible navigation behavior that can be transferred to completely unknown environments. |
Dylla, Frank; Frommberger, Lutz; Wallgrün, Jan Oliver; Wolter, Diedrich SparQ: A Toolbox for Qualitative Spatial Representation and Reasoning Inproceedings Proceedings of the Workshop on Qualitative Constraint Calculi: Application and Integration, 2006. BibTeX @inproceedings{cosy:sparq-ki-ws06,
title = {SparQ: A Toolbox for Qualitative Spatial Representation and Reasoning},
author = {Dylla, Frank and Frommberger, Lutz and Wallgrün, Jan Oliver and Wolter, Diedrich},
year = {2006},
date = {2006-01-01},
booktitle = {Proceedings of the Workshop on Qualitative Constraint Calculi: Application and Integration},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
Wallgrün, Jan Oliver; Frommberger, Lutz; Dylla, Frank; Wolter, Diedrich SparQ User Manual V0.6 Technical Report SFB/TR 8 Spatial Cognition; Universität Bremen; http://www.sfbtr8.uni-bremen.de/ (007-07/2006), 2006. BibTeX @techreport{cosy:sparq-manual,
title = {SparQ User Manual V0.6},
author = {Wallgrün, Jan Oliver and Frommberger, Lutz and Dylla, Frank and Wolter, Diedrich},
year = {2006},
date = {2006-01-01},
number = {007-07/2006},
institution = {SFB/TR 8 Spatial Cognition; Universität Bremen; http://www.sfbtr8.uni-bremen.de/},
keywords = {},
pubstate = {published},
tppubtype = {techreport}
}
|
2005
|
Moratz, Reinhard; Dylla, Frank; Frommberger, Lutz A Relative Orientation Algebra with Adjustable Granularity Inproceedings Proceedings of the Workshop on Agents in Real-Time and Dynamic Environments (IJCAI 05), 2005. BibTeX @inproceedings{cosyMoratzDyllaFrommberger05,
title = {A Relative Orientation Algebra with Adjustable Granularity},
author = {Moratz, Reinhard and Dylla, Frank and Frommberger, Lutz},
year = {2005},
date = {2005-01-01},
booktitle = {Proceedings of the Workshop on Agents in Real-Time and Dynamic Environments (IJCAI 05)},
keywords = {},
pubstate = {Reviewed},
tppubtype = {inproceedings}
}
|
2003
|
Gassmann, Bernd; Frommberger, Lutz; Dillmann, Rüdiger; Berns, Karsten Improving the walking behaviour of a legged robot using a three-dimensional environment model Journal Article Proceedings of the Sixth International Conference on Climbing and Walking Robots: and their supporting technologies; CLAWAR 2003; 17-19 September 2003, pp. 319, 2003. BibTeX @article{gassmann2003improving,
title = {Improving the walking behaviour of a legged robot using a three-dimensional environment model},
author = {Gassmann, Bernd and Frommberger, Lutz and Dillmann, Rüdiger and Berns, Karsten},
year = {2003},
date = {2003-01-01},
journal = {Proceedings of the Sixth International Conference on Climbing and Walking Robots: and their supporting technologies; CLAWAR 2003; 17-19 September 2003},
pages = {319},
publisher = {Wiley},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
Gassmann, Bernd; Frommberger, Lutz; Dillmann, Rüdiger; Berns, Karsten Real-time 3D map building for local navigation of a walking robot in unstructured terrain Inproceedings Intelligent Robots and Systems, 2003.(IROS 2003). Proceedings. 2003 IEEE/RSJ International Conference on, pp. 2185–2190, IEEE 2003. BibTeX @inproceedings{gassmann2003real,
title = {Real-time 3D map building for local navigation of a walking robot in unstructured terrain},
author = {Gassmann, Bernd and Frommberger, Lutz and Dillmann, Rüdiger and Berns, Karsten},
year = {2003},
date = {2003-01-01},
booktitle = {Intelligent Robots and Systems, 2003.(IROS 2003). Proceedings. 2003 IEEE/RSJ International Conference on},
volume = {3},
pages = {2185--2190},
organization = {IEEE},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
2000
|
Riedmiller, Martin; Buck, Sebastian; Merke, Artur; Ehrmann, Ralf; Thate, Ortwin; Dilger, Sergio; Sinner, Alex; Hofmann, Andreas; Frommberger, Lutz Karlsruhe Brainstormers-Design Principles Incollection RoboCup-99: Robot Soccer World Cup III, pp. 588–591, Springer Berlin Heidelberg, 2000. BibTeX @incollection{riedmiller2000karlsruhe,
title = {Karlsruhe Brainstormers-Design Principles},
author = {Riedmiller, Martin and Buck, Sebastian and Merke, Artur and Ehrmann, Ralf and Thate, Ortwin and Dilger, Sergio and Sinner, Alex and Hofmann, Andreas and Frommberger, Lutz},
year = {2000},
date = {2000-01-01},
booktitle = {RoboCup-99: Robot Soccer World Cup III},
pages = {588--591},
publisher = {Springer Berlin Heidelberg},
keywords = {},
pubstate = {published},
tppubtype = {incollection}
}
|
