| 2012.1 | tripzoom: An App to Improve your Mobility Behavior |
| | Format: | Paper (PDF, 517220 bytes) ; |
| Author(s): | G. Broll, H. Cao, P. Ebben, P. Holleis, K. Jacobs, Johan Koolwaaij, M. Luther & B. Souville (2012) |
| | Reference: | 11th International Conference on Mobile and Ubiquitous Multimedia (MUM12) |
| | Keywords: | Mobility management
|
| 2012.2 | Move Better with tripzoom |
| | Format: | Paper (PDF, 10460835 bytes) ; |
| Author(s): | J. Bie, M. Bijlsma, G. Broll, H. Cao, A. Hjalmarsson, F. Hodgson, P. Holleis, Y. van Houten, K. Jacobs, Johan Koolwaaij, D. Kusumastuti & M. Luther (2012) |
| | Reference: | International Journal On Advances in Life Sciences, Vol. 3&4, pp. 125-135, 2012 |
| | Keywords: | Mobility management
|
| 2012.3 | TRIPZOOM: a System to Motivate Sustainable Urban Mobility |
| | Format: | Paper (PDF, 535105 bytes) ; Abstract (html) ; |
| Author(s): | P. Holleis, M. Luther, G. Broll, H. Cao, Johan Koolwaaij, A. Peddemors, P. Ebben, M. Wibbels, K. Jacobs & S. Raaphorst (2012) |
| | Reference: | Proceedings of The First International Conference on Smart Systems, Devices and Technologies, SMART 2012, Stuttgart, Germany |
| | Keywords: | Mobility management
|
| 2011.1 | User behaviour captured by mobile phones |
| | Format: | Paper (PDF, 258751 bytes) ; |
| Author(s): | W. Teeuw, Johan Koolwaaij & A. Peddemors (2011) |
| | Reference: | Workshop on Interactive Human Behaviour in Open and Public Spaces, |
| | | InterHuB (2011) |
| | Keywords: | Mobility management
|
| 2010.1 | Laat je maar leiden |
| | Format: | Paper (PDF, 492749 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij (2010) |
| | Reference: | MyToyota magazine, september 2010 |
| | Keywords: | Mobility management
|
| 2010.2 | Nooit zonder mobiel in het OV! |
| | Format: | Paper (PDF, 260991 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij (2010) |
| | Reference: | Geo-Info, nummer 11/12, 2010 |
| | Keywords: | Mobility management
|
| 2010.3 | Studying Mobile Context-aware Social Services in the Wild |
| | Format: | Paper (PDF, 671904 bytes) ; Abstract (html) ; |
| Author(s): | Paul Holleis, Matthias Wagner, Sebastian Böhm & Johan Koolwaaij (2010) |
| | Reference: | Proceedings of NordiCHI 2010, October 16-20, 2010, Reykjavik, Iceland |
| | Keywords: | Context awareness
|
| 2009.1 | ContextKing: Virtual Kingdoms in Real Life |
| | Format: | Paper (PDF, 2368521 bytes) ; |
| Author(s): | Johan Koolwaaij, Martin Wibbels, Sebastian Böhm & Marko Luther (2009) |
| | Reference: | Proceedings of the first IEEE International Conference in Games and Virtual Worlds, pp. 61-67, March 23 - 24, 2009, Coventry, UK |
| | Keywords: | Context awareness
|
| 2009.2 | Living virtual history: A mobile game around the world |
| | Format: | Paper (PDF, 930310 bytes) ; |
| Author(s): | Johan Koolwaaij, Martin Wibbels, Sebastian Böhm & Marko Luther (2009) |
| | Reference: | The Visual Computer, Springer Berlin / Heidelberg, Issue Volume 25, Number 12, pp. 1055-1062, December 2009 |
| | Keywords: | Context awareness
|
| 2008.1 | Introducing IYOUIT |
| | Format: | Paper (PDF, 4976144 bytes) ; |
| Author(s): | Sebastian Böhm, Johan Koolwaaij, Marko Luther, Bertrand Souville, Matthias Wagner & Martin Wibbels (2008) |
| | Reference: | Proceedings of the International Semantic Web Conference (ISWC'08), October 27-29, 2008, Karlsruhe, Germany, vol. 5318 of LNCS, pp. 804-817, Springer Verlag, October 2008. |
| | Keywords: | Context awareness
|
| 2008.2 | Share Whatever You Like |
| | Format: | Paper (PDF, 969617 bytes) ; |
| Author(s): | Sebastian Böhm, Johan Koolwaaij & Marko Luther (2008) |
| | Reference: | Proceedings of the First International DisCoTec Workshop on Context-aware Adaptation Mechanisms for Pervasive and Ubiquitous Services (CAMPUS 2008) |
| | Keywords: | Context awareness
|
| 2007.1 | Enabling technologies for mobile services - The MobiLife Book |
| | Format: | Sorry, no extra information available |
| Author(s): | Mika Klemettinen, Johan Koolwaaij & et al (2007) |
| | Reference: | Contributions to chapters 4 and 7 of The MobiLife Book, Wiley publishers, ISBN: 978-0-470-51290-6, Hardcover, 438 pages, September 2007 |
| | Keywords: | Context awareness
|
| 2006.1 | ContextWatcher - Connecting to Places, People and the World |
| | Format: | Paper (PDF, 507515 bytes) ; Appendix (PDF, 600646 bytes) ; |
| Author(s): | Sebastian Böhm, Marko Luther, Johan Koolwaaij & Matthias Wagner (2006) |
| | Reference: | Submitted to the 5th International Semantic Web Conference, ISWC 2006 |
| | Keywords: | Context awareness
|
| 2006.2 | Context awareness targeting user needs |
| | Format: | Paper (PDF, 390023 bytes) ; |
| Author(s): | Herma van Kranenburg, Johan Koolwaaij, Ingrid Mulder & Henk Eertink (2006) |
| | Reference: | Proceeding of the Second Workshop on areness for Proactive Systems (CAPS 2006), June 12-13, 2006, Kassel, Germany |
| | Keywords: | Context awareness
|
| 2006.3 | ContextWatcher - Sharing context information in everyday life |
| | Format: | Paper (PDF, 1186351 bytes) ; Presentation (PPT, 3521536 bytes) ; |
| Author(s): | Johan Koolwaaij, Anthony Tarlano, Marko Luther, Petteri Nurmi, Bernd Mrohs, Agathe Battestini & Raju Vaidya (2006) |
| | Reference: | Proceedings of WTAS 2006, pp. 12-21, July 17-19, 2006, Calgary, Canada |
| | Keywords: | Context awareness
|
| 2006.4 | Identifying meaningful locations |
| | Format: | Paper (PDF, 516531 bytes) ; Presentation (PPT, 2747904 bytes) ; |
| Author(s): | Petteri Nurmi & Johan Koolwaaij (2006) |
| | Reference: | Proceedings of the 3rd Annual International Conference on Mobile and Ubiquitous Systems: Networks and Services, MOBIQUITOUS 2006, July 17-21, 2006 - San Jose, California |
| | Keywords: | Context awareness
|
| 2006.5 | Identifying significant locations |
| | Format: | Paper (PDF, 557479 bytes) ; |
| Author(s): | Petteri Nurmi & Johan Koolwaaij (2006) |
| | Reference: | Poster for the 2nd International Workshop on Location- and Context-Awareness, LoCA 2006, 10-11 May 2006, Dublin, Ireland |
| | Keywords: | Context awareness
|
| 2005.1 | Enhanced Presence Tracking for Mobile Applications |
| | Format: | Paper (PDF, 1332893 bytes) ; |
| Author(s): | Marko Luther, Sebastian Boehm, Matthias Wagner & Johan Koolwaaij (2005) |
| | Reference: | Proceedings of the 4th International Semantic Web Conference, ISWC 2005 |
| | Keywords: | Context awareness
|
| 2005.2 | Proceedings of SVG Open 2005 |
| | Format: | Sorry, no extra information available |
| Author(s): | Barend Köbben & Johan Koolwaaij (2005) |
| | Reference: | Stichting SVG Nederland, Unpaginated CD-ROM and website, Enschede, The Netherlands |
| | Keywords: | Books and CDs
|
| 2005.3 | Mapping the GSM landscape |
| | Format: | Paper (html) ; |
| Author(s): | Johan Koolwaaij (2005) |
| | Reference: | Proceedings of SVG Open 2005, Enschede, The Netherlands |
| | Keywords: | Context awareness
|
| 2005.4 | Grounded Contextual Reasoning enabling Innovative Mobile Services |
| | Format: | Paper (PDF, 336050 bytes) ; |
| Author(s): | H. Kranenburg, A. Salden, T. Broens & Johan Koolwaaij (2005) |
| | Reference: | Proceedings of ASWN 2005, Paris, France |
| | Keywords: | Context awareness
|
| 2005.5 | Towards a Context Management Framework for MobiLife |
| | Format: | Paper (PostScript, 191130 bytes) ; Paper (PDF, 50960 bytes) ; |
| Author(s): | Patrik Floreen, Michael Przybilski, Petteri Nurmi, Johan Koolwaaij, Anthony Tarlano, Matthias Wagner, Marko Luther, Fabien Bataille, Mathieu Boussard, Bernd Mrohs & SianLun Lau (2005) |
| | Reference: | 14th IST Mobile & Wireless Communications Summit, Dresden, Germany, June 19-23, 2005 |
| | Keywords: | Context awareness
|
| 2005.6 | Service Platform for Rapid Development and Deployment of Context-Aware, Mobile Applications |
| | Format: | Paper (PDF, 368659 bytes) ; |
| Author(s): | S. Pokraev, Johan Koolwaaij, M. van Setten, T. Broens, P. Dockhorn Costa, M. Wibbels, P. Ebben & P. Strating (2005) |
| | Reference: | Proceedings of the 4th International Semantic Web Conference (ISWC’05), Galway, Ireland, pages 639-646, November 2005 |
| | Keywords: | Context awareness
|
| 2004.1 | Context-Aware Recommendations in the Mobile Tourist Application COMPASS |
| | Format: | Paper (PDF, 145004 bytes) ; |
| Author(s): | M. van Setten, S. Pokraev & Johan Koolwaaij (2004) |
| | Reference: | Adaptive Hypermedia 2004, Eindhoven, The Netherlands, 26-29 August 2004 |
| | Keywords: | Context awareness
|
| 2004.2 | Context-aware, ontology-based, service discovery |
| | Format: | Paper (PDF, 195662 bytes) ; |
| Author(s): | T. Broens, S. Pokraev, M. van Sinderen, Johan Koolwaaij & P. Dockhorn Costa (2004) |
| | Reference: | 2nd European Symp. on Ambient Intelligence (EUSAI 2004), Eindhoven, November 8-10, 2004 |
| | Keywords: | Context awareness
|
| 2004.3 | Software uit de kraan |
| | Format: | Sorry, no extra information available |
| Author(s): | B. Hulsebosch & Johan Koolwaaij (2004) |
| | Reference: | Facto Magazine |
| | Keywords: | Application Service Providing
|
| 2004.4 | Serviceplatform voor snelle ontwikkeling omgevingsbewuste mobiele diensten |
| | Format: | Sorry, no extra information available |
| Author(s): | Johan Koolwaaij (2004) |
| | Reference: | Telematica Nieuwbrief, jaargang 15, nummer 10, oktober 2004, pp. 5-6. |
| | Keywords: | Context awareness
|
| 2003.1 | Extending UDDI with context-aware features based on semantic service descriptions |
| | Format: | Paper (PDF, 120836 bytes) ; Abstract (html) ; |
| Author(s): | S. Pokraev, Johan Koolwaaij & M. Wibbels (2003) |
| | Reference: | ICWS 2003, Las Vegas |
| | Keywords: | Web services
|
| 2003.2 | SVG for Process Visualization |
| | Format: | Paper (PDF, 314001 bytes) ; |
| Author(s): | Johan Koolwaaij, Peter Fennema & Diederik van Leeuwen (2003) |
| | Reference: | SVG Open 2003, Vancouver, Canada, July 13-18, 2003 |
| | Keywords: | Context awareness
|
| 2003.3 | Service Frameworks for Mobile Context-aware Applications |
| | Format: | Paper (PDF, 280774 bytes) ; |
| Author(s): | Johan Koolwaaij & P. Strating (2003) |
| | Reference: | eChallenges 2003 workshop Future Workplaces: Supporting Mobile User and Worker |
| | Keywords: | Context awareness
|
| 2002.1 | EAN XForms: een demo XML communicatie voor het MKB |
| | Format: | Paper (PDF, 378200 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij (2002) |
| | Reference: | EAN XML deliverable, EANXML D1.2, Telematica Instituut, Enschede |
| | Keywords: | Web services
|
| 2001.1 | Web Services: About to integrate distributed applications? |
| | Format: | Paper (PDF, 558077 bytes) ; Abstract (html) ; |
| Author(s): | P. Fennema, Johan Koolwaaij & M. Lankhorst (2001) |
| | Reference: | Giga Transaction Services deliverable, GigaTS D2.2.9, Telematica Instituut, Enschede |
| | Keywords: | Web services
|
| 2001.2 | Mapping the e-business frameworks landscape |
| | Format: | Paper (PDF, 341251 bytes) ; Abstract (html) ; |
| Author(s): | M. Lankhorst, Johan Koolwaaij & D. van Leeuwen (2001) |
| | Reference: | Giga Transaction Services deliverable, GigaTS D2.2.10, Telematica Instituut, Enschede |
| | Keywords: | Web services
|
| 2000.1 | Weighting Phone Confidence Measures for Automatic Speech Recognition |
| | Format: | Paper (PDF, 41420 bytes) ; Abstract (html) ; |
| Author(s): | Gies Bouwman, Lou Boves & Johan Koolwaaij (2000) |
| | Reference: | Proceedings of the COST249 Workshop on Voice Operated Telecom Services, Ghent, Belgium, pp. 59-62 |
| | Keywords: | Confidence Measures
|
| 2000.2 | Local normalization and delayed decision making in speaker detection and tracking |
| | Format: | Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Lou Boves (2000) |
| | Reference: | Special Issue of Digital Signal Processing: A Review Journal on the NIST Speaker Recognition Workshop, Volume 10, Number 1-3, pp. 113-132 |
| | Keywords: | Speaker Recognition
|
| 2000.3 | An overview of the CAVE project research activities in speaker verification |
| | Format: | Paper (PDF, 1209967 bytes) ; Abstract (html) ; |
| Author(s): | F. Bimbot, M. Blomberg, Lou Boves, D. Genoud, H.-P. Hutter, C. Jaboulet, Johan Koolwaaij, J. Lindberg & J.-B. Pierrot (2000) |
| | Reference: | Speech Communication, Vol.31, Number 2-3, pp. 158-180 |
| | Keywords: | Speaker Recognition
|
| 2000.4 | On model quality and evaluation in speaker verification |
| | Format: | Paper (PostScript, 413666 bytes) ; Paper (PDF, 180762 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij, Lou Boves, H. Jongebloed & E.A. den Os (2000) |
| | Reference: | Proceedings of the International Conference on Acoustics, Speech, and Signal Processing (ICASSP'00), Istanbul, Turkey, pp. 3759-3762 |
| | Keywords: | Speaker Recognition
|
| 2000.5 | Automatic Speaker Verification in Telephony: a probabilistic approach |
| | Format: | Paper (html) ; |
| Author(s): | Johan Koolwaaij (2000) |
| | Reference: | PhD thesis, University of Nijmegen, 192 pages, contents |
| | Keywords: | Speaker Recognition
|
| 2000.6 | XML: hype or hope? |
| | Format: | Paper (PDF, 509902 bytes) ; Abstract (html) ; |
| Author(s): | Wil Janssen, Johan Koolwaaij & M. Stefanova (2000) |
| | Reference: | Giga Transaction Services deliverable, GigaTS D2.2.4, Telematica Instituut, Enschede |
| | Keywords: | Web services
|
| 2000.7 | ERP, XRP & EAI in virtual marketplaces |
| | Format: | Sorry, no extra information available |
| Author(s): | Johan Koolwaaij & P. van der Stappen (2000) |
| | Reference: | Giga Transaction Services deliverable, GigaTS D2.2.8, Telematica Instituut, Enschede |
| | Keywords: | Web services
|
| 1999.1 | An overview of the Picasso project research activities in speaker verification for telephone applications |
| | Format: | Paper (PDF, 100758 bytes) ; Abstract (html) ; |
| Author(s): | F. Bimbot, M. Blomberg, Lou Boves, G. Chollet, C. Jaboulet, B. Jacob, J. Kharroubi, Johan Koolwaaij, J. Lindberg, J. Mariethoz, C. Mokbel & H. Mokbel (1999) |
| | Reference: | Proceedings of the "6th European conference on speech communication and technology" (EUROSPEECH'99), Budapest, Hungary, Vol. 5, pp. 1963-1966 |
| | Keywords: | Speaker Recognition
|
| 1999.2 | On the Use of Automatic Speaker Verification Systems in Forensic Casework |
| | Format: | Paper (PostScript, 145423 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Lou Boves (1999) |
| | Reference: | Proceedings of the Second International Conference on Audio- and Video-based Biometric Person Authentication (AVBPA-99), Washington, USA, pp. 224-229 |
| | Keywords: | Speaker Recognition
|
| 1999.3 | On decision making in forensic casework |
| | Format: | Paper (PDF, 12137958 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Lou Boves (1999) |
| | Reference: | Forensic Linguistics, the International Journal of Speech, Language and the Law, Vol. 6, Number 2, pp. 242-264 |
| | Keywords: | Speaker Recognition
|
| 1998.1 | Sprekende en luisterende computers |
| | Format: | Paper (html) ; |
| Author(s): | Helmer Strik & Johan Koolwaaij (1998) |
| | Reference: | Natuur & Techniek, Natuurwetenschappelijk & Technisch maandblad, 66e jaargang, nr. 9, sept. 1998, pp. 10-19. |
| | Keywords: | Speech Recognition
|
| 1998.2 | A comparison of a priori threshold setting procedures for speaker verification in the CAVE project |
| | Format: | Abstract (html) ; |
| Author(s): | J.-B. Pierrot, J. Lindberg, Johan Koolwaaij, H.-P. Hutter, D. Genoud, M. Blomberg & F. Bimbot (1998) |
| | Reference: | Proceedings of the International Conference on Acoustics, Speech, and Signal Processing (ICASSP'98), Seattle, USA, Vol. 1, pp. 125-128 |
| | Keywords: | Speaker Recognition
|
| 1998.3 | An overview of the CAVE project research activities in speaker verification |
| | Format: | Paper (PostScript, 170770 bytes) ; Abstract (html) ; |
| Author(s): | F. Bimbot, H.-P. Hutter, C. Jaboulet, Johan Koolwaaij, J. Lindberg & J.-B. Pierrot (1998) |
| | Reference: | Proceedings of the Workshop "Reconnaissance du Locuteur et ses Applications Commerciales et Criminalistiques" (RLA2C), Avignon, France, 20-23 April 1998, pp. 215-220 |
| | Keywords: | Speaker Recognition
|
| 1998.4 | The CAVE-WP4 generic speaker verification system |
| | Format: | Paper (PostScript, 1071212 bytes) ; Abstract (html) ; |
| Author(s): | C. Jaboulet, Johan Koolwaaij, J. Lindberg, J.-B. Pierrot & F. Bimbot (1998) |
| | Reference: | Proceedings of the Workshop "Reconnaissance du Locuteur et ses Applications Commerciales et Criminalistiques" (RLA2C), Avignon, France, 20-23 April 1998, pp. 202-205 |
| | Keywords: | Speaker Recognition
|
| 1998.5 | Speaker verification in WWW applications |
| | Format: | Paper (PostScript, 172223 bytes) ; Paper (PDF, 107370 bytes) ; Abstract (html) ; |
| Author(s): | Lou Boves & Johan Koolwaaij (1998) |
| | Reference: | Proceedings of the Workshop "Reconnaissance du Locuteur et ses Applications Commerciales et Criminalistiques" (RLA2C), Avignon, France, 20-23 April 1998, pp. 178-181 |
| | Keywords: | Speaker Recognition
|
| 1998.6 | Techniques for a priori decision threshold estimation in speaker verification |
| | Format: | Paper (PDF, 71437 bytes) ; |
| Author(s): | J. Lindberg, Johan Koolwaaij, H.-P. Hutter, D. Genoud, M. Blomberg, J.-B. Pierrot & F. Bimbot (1998) |
| | Reference: | Proceedings of the Workshop "Reconnaissance du Locuteur et ses Applications Commerciales et Criminalistiques" (RLA2C), Avignon, France, 20-23 April 1998, pp. 89-92 |
| | Keywords: | Speaker Recognition
|
| 1998.7 | The use of broad phonetic class models in speaker recognition |
| | Format: | Paper (PostScript, 56798 bytes) ; Paper (PDF, 44082 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Johan de Veth (1998) |
| | Reference: | Proceedings of the International Conference on Spoken Language Processing and Student Day (ICSLP'98), Vol. 7, pp. 3357-3362 |
| | Keywords: | Speaker Recognition
|
| 1998.8 | A comparative evaluation of variance flooring techniques on HMM-based speaker verification |
| | Format: | Paper (PostScript, 321662 bytes) ; Abstract (html) ; |
| Author(s): | H. Melin, Johan Koolwaaij, J. Lindberg, & F. Bimbot (1998) |
| | Reference: | Proceedings of the International Conference on Spoken Language Processing (ICSLP'98), Vol. 5. pp. 1903-1906 |
| | Keywords: | Speaker Recognition
|
| 1998.9 | Application of Automatic Speaker Verification in Forensic Casework |
| | Format: | Abstract (html) ; |
| Author(s): | Johan Koolwaaij (1998) |
| | Reference: | Proceedings International Association for Forensic Phonetics (IAFP'98), Voorburg |
| | Keywords: | Speaker Recognition
|
| 1997.1 | On the independence of digits in connected digit strings |
| | Format: | Paper (PostScript, 204118 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Lou Boves (1997) |
| | Reference: | Proceedings of the "5th European conference on speech communication and technology" (EUROSPEECH'97), Rhodes, Vol.5, pp. 2351-2354, 1997 |
| | Keywords: | Speaker Recognition
|
| 1997.2 | A new procedure for classifying speakers in Speaker Verification Systems |
| | Format: | Paper (PostScript, 503368 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij & Lou Boves (1997) |
| | Reference: | Proceedings of the "5th European conference on speech communication and technology" (EUROSPEECH'97), Rhodes, Vol.5, pp. 2355-2358 |
| | Keywords: | Speaker Recognition
|
| 1997.3 | Speaker verification in the telephone network: research activities in the CAVE project |
| | Format: | Paper (PostScript, 125939 bytes) ; Abstract (html) ; |
| Author(s): | F. Bimbot, H.-P. Hutter, C. Jaboulet, Johan Koolwaaij, J. Lindberg & J.-B. Pierrot (1997) |
| | Reference: | Proceedings of the "5th European conference on speech communication and technology" (EUROSPEECH'97), Rhodes, Vol.2, pp. 971-974 |
| | Keywords: | Speaker Recognition
|
| 1996.1 | Speaker Identification and Assessment on the YOHO database |
| | Format: | Paper (PostScript, 1393044 bytes) ; Abstract (html) ; |
| Author(s): | Johan Koolwaaij (1996) |
| | Reference: | Proceedings of the COST-250 workshop, Vigo, Spain. |
| | Keywords: | Speaker Recognition
|
| 1995.1 | Optimization of the reload pattern for a nuclear reactor using perturbation theory |
| | Format: | Paper (PostScript, 1673719 bytes) ; Paper (html) ; |
| Author(s): | Johan Koolwaaij (1995) |
| | Reference: | MSc thesis, Dept. Mathematical Physics, Technical Mathematics, Delft University of Technology |
| | Keywords: | Mathematical Modelling
|
