Dr. Martin Berchtold

Towards Collaborative Group Activity Recognition Using Mobile Devices
Gordon, D.; Hanne, J.-H.; Berchtold, M.; Shirehjini, A. A. N.; Beigl, M.
2013. Mobile Networks and Applications, 18 (3), 326–340. doi:10.1007/s11036-012-0415-x 

Recognizing Group Activities Using Wearable Sensors
Gordon, D.; Hanne, J.-H.; Berchtold, M.; Miyaki, T.; Beigl, M.
2012. 8th International ICST Conference on Mobile and Ubiquitous Systems (MobiQuitos 2011), Copenhagen, Denmark, December 6–9, 2011 

Recognizing Group Activities Using Wearable Sensors
Gordon, D.; Hanne, J.-H.; Berchtold, M.; Miyaki, T.; Beigl, M.
2012. Mobile and ubiquitous systems : computing, networking, and services ; 8th international ICST conference, MobiQuitous 2011, Copenhagen, Denmark, December 6 - 9, 2011 ; revised selected papers. Ed.: A. Puiatti, 350–361, Springer Berlin Heidelberg. doi:10.1007/978-3-642-30973-1_34 

An Experiment in Hierarchical Recognition of Group Activities Using Wearable Sensors
Gordon, D.; Hanne, J.-H.; Berchtold, M.; Miyaki, T.; Beigl, M.
2011. 7th International and Interdisciplinary Conference on Modeling and Using Context (CONTEXT 2011), Karlsruhe, Germany, September 26–30, 2011 

ActiServ: Activity Recognition with mobile phones - why do we need it and how can it be done?
Budde, M.; Berchtold, M.; Beigl, M.
2011 

Scheduling for a Modular Activity Recognition System to Reduce Energy Consumption on SmartPhones
Berchtold, M.; Guenther, H.; Budde, M.; Beigl, M.
2011. Workshop proceedings / 24th International Conference on Architecture of Computing Systems, ARCS 2011 : February 22 - 23, 2011, Como, Italy. Ed.: W. Karl 

An Experiment in Hierarchical Recognition of Group Activities Using Wearable Sensors
Gordon, D.; Hanne, J.-H.; Berchtold, M.; Miyaki, T.; Beigl, M.
2011. Modeling and using context : 7th international and interdisciplinary conference, CONTEXT 2011, Karlsruhe, Germany, September 26-30, 2011. Ed.: M. Beigl Beteiligt:, 104–107, Springer-Verlag. doi:10.1007/978-3-642-24279-3_11 

ActiServ: Activity Recognition Service for mobile phones
Berchtold, M.; Budde, M.; Gordon, D.; Schmidtke, H. R.; Beigl, M.
2010. Proceedings of the Fourteenth International Symposium on Wearable Computers (ISWC 2010), Seoul, South Korea, October 10-13, 2010. Ed.: F. Michahelles, Article no: 5665868, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/iswc.2010.5665868 

A Tool Chain for a Lightweight, Robust and Uncertainty-based Context Classification System (CCS)
Guenther, H.; El Simrany, F.; Berchtold, M.; Beigl, M.
2010. Workshop proceedings / 23th International Conference on Architecture of Computing Systems, ARCS 2010 : February 22 - 23, 2010, Hannover, Germany. Ed.: M. Beigl, 15–160, VDE Verlag 

A Demonstration of a Robust Context Classification System (CCS) and its Context ToolChain (CTC)
Berchtold, M.; Guenther, H.; Beigl, M.
2010. Eighth International Conference on Pervasive Computing 

An Extensible Modular Recognition Concept That Makes Activity Recognition Practical
Berchtold, M.; Budde, M.; Schmidtke, H. R.; Beigl, M.
2010. KI 2010: Advances in Artificial Intelligence. Ed.: R. Dillmann, 400–409, Springer-Verlag. doi:10.1007/978-3-642-16111-7_46 

Increased Robustness in Context Detection and Reasoning Using Uncertainty Measures: Concept and Application
Berchtold, M.; Beigl, M.
2009. Ambient intelligence : european conference, AmI 2009, Salzburg, Austria, November 18-21, 2009 ; proceedings. Ed.: M. Tscheligi, 256–266, Springer Berlin Heidelberg. doi:10.1007/978-3-642-05408-2_30 

Mobile und Verteilte Systeme - Ubiquitous Computing - Teil VI - Seminar im WS 2008/09
Riedel, T.; Berchtold, M.; Decker, C.
2009. Universität Karlsruhe (TH)  

Gath-Geva specification and genetic generalization of Takagi-Sugeno-Kang fuzzy models
Berchtold, M.; Riedel, T.; Decker, C.; Laerhoven, K. van
2008. 2008 IEEE International Conference on Systems, Man and Cybernetics, Singapore, 12-15 Oct. 2008, 595–600, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/icsmc.2008.4811342 

Quality of Location: Estimation, system integration and application
Berchtold, M.; Riedel, T.; Decker, C.; Bittel, C.; Beigl, M.; Beuster, M.
2008. 2008 5th International Conference on Networked Sensing Systems, Kanazawa, Japan, 17-19 June 2008, 195–202, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/inss.2008.4610924 

Pluggable real world interfaces Physically enabled code deployment for networked sensors
Riedel, T.; Scholl, P.; Decker, C.; Berchtold, M.; Beigl, M.
2008. 2008 5th International Conference on Networked Sensing Systems, Kanazawa, Japan, 17-19 June 2008, 111–114, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/inss.2008.4610909 

Developing a virtual environment for better sensory perception
Rohr, D.; Beigl, M.; Beuster, M.; Sigg, S.; Decker, C.; Riedel, T.; Berchtold, M.
2008. 2008 5th International Conference on Networked Sensing Systems, Kanazawa, Japan, 17-19 June 2008, 251, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/inss.2008.4610845 

Implicit Middleware
Riedel, T.; Beigl, M.; Berchtold, M.; Decker, C.; Puder, A.
2008. On the Move to Meaningful Internet Systems: OTM 2008 Workshops : OTM Confederated International Workshops and PostersADI, AWeSoMe, COMBEK, EI2N, IWSSA, MONET, OnToContent+QSI, ORM, PerSys, RDDS, SEMELS,and SWWS 2008, Monterrey, Mexico, November 9-14, 2008, Proceedings. Ed.: R. Meersman, 830–840, Springer. doi:10.1007/978-3-540-88875-8_108 

AwarePen -Classafication Probability and Fuzziness in a Context Aware Application
Berchtold, M.; Riedel, T.; Beigl, M.; Decker, C.
2008. Ubiquitous Intelligence and Computing. Ed.: F. E. Sandnes, 647–661, Springer-Verlag. doi:10.1007/978-3-540-69293-5_51 

Matrix Routing - An interference range insensitive routing protocol for Wireless Sensor Networks
Beuster, M.; Beigl, M.; Röhr, D.; Riedel, T.; Decker, C.; Berchtold, M.
2008. Proceeding SAINT ’08 Proceedings of the 2008 International Symposium on Applications and the Internet, Turku, Finland, July 28 - Aug. 1, 2008, 137–140, IEEE Computer Society. doi:10.1109/SAINT.2008.47 

Cost-Benefit Model for Smart Items in the Supply Chain
Decker, C.; Berchtold, M.; Chaves, L. W. F.; Beigl, M.; Roehr, D.; Riedel, T.; Beuster, M.; Herzog, T.; Herzig, D. M.
2008. The Internet of things - First international conference, IOT 2008, Zurich, Switzerland, March 26 - 28, 2008. Proceedings. Ed.: C. Floerkemeier, 155–172, Springer-Verlag. doi:10.1007/978-3-540-78731-0_10 

Mobile und Verteilte Systeme - Ubiquitous Computing - Teil V - Seminar im WS 2007/08
Riedel, T.; Berchtold, M.; Spieß, P.; Moreira Sa de Souza, L.; Decker, C.
2008. Universität Karlsruhe (TH)  

Geocoding sensor networks
Decker, C.; Riedel, T.; Berchtold, M.; Scholl, P.; Isomura, M.; Beigl, M.; Rohr, D.; Beuster, M.
2007. 2007 Fourth International Conference on Networked Sensing Systems, Braunschweig, Germany, 6-8 June 2007, 304, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/inss.2007.4297446 

Autoannotated Skating Maps
Riedel, T.; Decker, C.; Berchtold, M.; Krohn, A.; Beigl, M.
2007. 2007 Fourth International Conference on Networked Sensing Systems, Braunschweig, Germany, 6-8 June 2007, 302, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/inss.2007.4297444 

Life Cycle Management of Pervasive Services
Riedel, T.; Decker, C.; Berchtold, M.; Beigl, M.
2007. Advances in Pervasive Computing 2007 : Adjunct Proceedings of the 5th International Conference on Pervasive Computing, 65–58 

Collaborative Business Items
Decker, C.; Riedel, T.; Krohn, A.; Berchtold, M.; Beigl, M.; Sa Souza, L. de; Spiess, P.
2007. Advances in Pervasive Computing 2007 : Adjunct Proceedings of the 5th International Conference on Pervasive Computing, 33–36, Oesterreichische Computer Gesellschaft 

Geo-Coding of Sensors with Logic on the Map
Decker, C.; Riedel, T.; Berchtold, M.; Scholl, P.; Krohn, A.; Beigl, M.; Beuster, M.; Röhr, D.; Isomura, M.
2007. Advances in Pervasive Computing 2007 : Adjunct Proceedings of the 5th International Conference on Pervasive Computing, 29–32, Österreichische Computer Gesellschaft 

Using a Context Quality Measure for Improving Smart Appliances
Berchtold, M.; Decker, C.; Riedel, T.; Zimmer, T.; Beigl, M.
2007. 27th International Conference on Distributed Computing Systems Workshops (ICDCSW’07), 52–57, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/icdcsw.2007.87 

Using Auction Based Group Formation for Collaborative Networking in Ubicomp
Decker, C.; Peev, E.; Riedel, T.; Berchtold, M.; Beigl, M.; Roehr, D.; Beuster, M.
2007. Ubiquitous Computing Systems : 4th International Symposium, UCS 2007, Tokyo, Japan, November 25-28, 2007, Proceedings. Ed.: H. Ichikawa, 134–149, Springer. doi:10.1007/978-3-540-76772-5_11