EEMCS

Choenni, R.S. and Blok, H.E. and Leertouwer, E. (2006) Handling Uncertainty and Ignorance in Databases: A Rule to Combine Dependent Data. In: Proceedings of the 11th International Conference on Database Systems for Advanced Applications (DASFAA 2006), April 12-15, 2006, Singapore. pp. 310-324. Lecture Notes in Computer Science 3882. Springer. ISSN 0302-9743 ISBN 978-3-540-33337-1

Choenni, R.S. (2005) Case Analysis: Charles's Schwab Customer Focussed E-Business Strategy. Case Folio. pp. 66-67. ISSN 0972-5350

Choenni, R.S. and Bakker, R. and Blok, H.E. and de Laat, R. (2005) Supporting Technologies for Knowledge Management. In: Knowledge Management and Management Learning: Extending the Horizons of Knowledge-Based Management. Integrated Series in Information Systems 9. Springer, Berlin, Germany, pp. 89-112. ISBN 978-0-387-25819-5

Choenni, R.S. and Bakker, R. and Blok, H.E. and de Laat, R. (2005) Learning and interaction via ICT tools for the benefit of knowledge management. In: Knowledge Management and Management Learning: Extending the Horizons of Knowledge-Based Management. Integrated Series in Information Systems 9. Springer, Berlin, Germany, pp. 113-124. ISBN 978-0-387-25819-5

Choenni, R.S. and Harkema, S. and Moolenaar, D. (2005) Pitfalls and Potentials of Knowledge Management. International Journal of Knowledge, Culture and Change Management, 5 (7). pp. 33-40. ISSN 1447-9524

Blok, H.E. and Choenni, R.S. and Blanken, H.M. and Apers, P.M.G. (2004) A Selectivity Model for Fragmented Relations: Applied in Information Retrieval. IEEE Transactions on Knowledge and Data Engineering, 16 (5). pp. 635-639. ISSN 1041-4347 *** ISI Impact 1,847 ***

Choenni, R.S. and Blok, H.E. and Fokkinga, M.M. (2004) Extending the Relational Model with Uncertainty and Ignorance. Technical Report TR-CTIT-04-29, Centre for Telematics and Information Technology University of Twente, Enschede, The Netherlands. ISSN 1381-3625

Choenni, R.S. and van Leijen, H. and Bakker, R. (2004) Organizational Requirements in E-business. E-Business. pp. 29-36. ISSN 0972-5180

Choenni, R.S. and Bakker, R. and Baets, W.R.J. (2003) On the Evaluation of Workflow Systems in Business Processes. Electronic Journal of Information Systems Evaluation, 6 (2). pp. 33-44. ISSN 1566-6379

Choenni, R.S. and Bakker, R. and Baets, W.R.J. (2003) Impact of workflow systems on business processes. In: Proceedings of the 10th European Conference on Information Technology Evaluation (ECITE 2003), 25-26 Sep 2003, Madrid, Spain. pp. 113-122. Academic Conferences International (ACI).

Blok, H.E. and Choenni, R.S. and Wac, K.E. and Blanken, H.M. and Apers, P.M.G. (2002) A selectivity model for fragmented relations: Evaluated for different standard data distributions. Technical Report TR-CTIT-02-33, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Choenni, R.S. and Blanken, H.M. (2002) A Dempster-Shafer Approach to Physical Database Design. In: Proceedings 10th International Conference on Artificial Intelligence, Methodology, Systems and Applications (AIMSA 2002), 4-6 Sep 2002, Varna, Bulgaria. pp. 111-121. Lecture Notes in Computer Science 2443. Springer Verlag. ISSN 0302-9743 ISBN 3-540-44127-1

Blok, H.E. and Choenni, R.S. and Blanken, H.M. and Apers, P.M.G. (2001) A selectivity model for fragmented relations in information retrieval. Technical Report TR-CTIT-01-02, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Blok, H.E. and Hiemstra, D. and Choenni, R.S. and de Jong, F.M.G. and Blanken, H.M. and Apers, P.M.G. (2001) Predicting the cost-quality trade-off for information retrieval queries: Facilitating database design and query optimization. Technical Report TR-CTIT-01-33, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Blok, H.E. and Hiemstra, D. and Choenni, R.S. and de Jong, F.M.G. and Blanken, H.M. and Apers, P.M.G. (2001) Predicting the cost-quality trade-off for information retrieval queries: Facilitating database design and query optimization. In: Proceedings of the tenth international conference on Information and knowledge management (CIKM 2001), 5-10 Nov 2001, Atlanta, Georgia, USA. pp. 207-214. ACM Press. ISBN 1-58113-436-3

Choenni, R.S. and Bruggeman, B. (2001) Potentials of Advanced Database Technology for Military Information Systems. In: Proceedings International Symposium New Information Processing Techniques for Military Systems, 9-11 Oct 2000, Istanbul, Turkey. pp. 32-42. RTO Meeting Proceedings 49. Research and Technology Organization. ISBN 92-837-1061-4

Choenni, R.S. and Walker, R. and Bakker, R. and Baets, W.R.J. (2001) E-learning as a Vehicle for Knowledge Management. In: Proceedings of the 14th International Conference on Applications of Prolog (INAP 2001), 20-22 Oct 2001, Tokyo, Japan. pp. 379-392. Prolog Association of Japan. ISSN 1345-0980

Choenni, R.S. (2000) Design and Implementation of a Genetic-based Algorithm for Data Mining. In: Proceedings of the 26th International Conference on Very Large Data Bases (VLDB 2000), 10-14 Sep 2000, Cairo, Egypt. pp. 33-42. Morgan Kaufmann Publishers. ISBN 1-55860-715-3

Choenni, R.S. (2000) SHARVIND: A Genetic-Based Data Mining Tool. In: Proceedings of the 12th Belgium-Netherlands Artificial Intelligence Conference (BNAIC 2000), 1-2 Nov 2000, Efteling, Kaatsheuvel, The Netherlands. Tilburg University. ISSN 1568-7805

Choenni, R.S. and Blanken, H.M. (2000) Modelling Uncertainty in Physical Database Design. In: Proceedings of the 7th International Workshop on Knowlege Representation Meets Databases (KRDB-2000), 21 Aug 2000, Berlin, Germany. pp. 31-44. CEUR Workshop Proceedings 29. CEUR-WS.org.

Choenni, R.S. and Leijnse, C. (1999) A Framework for the Automation of Air Defence Systems. In: Proceedings of the RTA SCI Panel Symposium on Warfare Automation: Procedures and Techniques for Unmanned Vehicles, 26-28 Apr 1999, Ankara, Turkey. NATO RTA. ISBN 92-837-0011-2

Choenni, R.S. (1998) On the Suitability of Genetic-Based Algorithms for Data Mining. In: Proceedings of the ER '98 Workshops on Data Warehousing and Data Mining, Mobile Data Access, and Collaborative Work Support and Spatio-Temporal Data Management, 19-20 Nov 1998, Singapore. 1947. Lecture Notes in Computer Science 1552. Springer Verlag. ISBN 3-540-65690-1

Choenni, R.S. (1995) On The Automation Of Physical Database Design. PhD thesis, University of Twente. ISBN 90-9008135-6

Choenni, R.S. and Wagterveld, H. and Blanken, H.M. and Chang, S.C. (1995) TOPYDE: A Tool for Physical Database Design. In: Proceedings of the 6th International Conference on Database and Expert Systems Applications (DEXA 1995), 4-8 Sep 1995, London, United Kingdom. pp. 502-511. Lecture Notes in Computer Science 978. Springer Verlag. ISSN 0302-9743 ISBN 3-540-60303-0

Choenni, R.S. and Bertino, E. and Blanken, H.M. and Chang, S.C. (1994) On the Selection of Optimal Index Configuration in OO Databases. In: Proceedings of the 10th International Conference on Data Engineering (ICDE1994), 14-18 Feb 1994, Houston, TX, USA. pp. 526-537. IEEE Computer Society. ISBN 0-8186-5402-3

Choenni, R.S. and Bertino, E. and Blanken, H.M. and Chang, S.C. (1994) Index Configurations in Object-Oriented Databases. In: Proceedings of the 13th International Conference on Technology of Object-Oriented Languages and Systems (TOOLS1994), Versailles, France. pp. 119-133. Prentice-Hall. ISBN 0-13-350539-1

Choenni, R.S. and Blanken, H.M. and Chang, S.C. (1993) On the selection of Secondary Indices in Relational Databases. Data and Knowledge Engineering, 11 (3). pp. 207-233. ISSN 0169-023X *** ISI Impact 1,717 ***

Choenni, R.S. and Blanken, H.M. and Chang, S.C. (1993) On the Automation of Physical Database Design. In: Proceedings of the 1993 ACM/SIGAPP Symposium on Applied Computing: States of the Art and Practice (SAC 1993), 14-16 Feb 1993, Indianapolis, IN, USA. pp. 358-367. ACM Press. ISBN 0-89791-567-4

Choenni, R.S. and Blanken, H.M. and Chang, T. (1993) Index Selection in Relational Databases. In: Proceedings of the 5th International Conference on Computing and Information (ICCI 1993), 27-29 May 1993, Sudbury, Ont., Canada. pp. 491-496. IEEE Computer Society. ISBN 0-8186-4212-2

Choenni, R.S. and Blanken, H.M. and Chang, S.C. (1992) A Framework for a Tool for Physical Database Design. In: Proceedings Computing Science in the Netherlands (CSN1992), 4-5 November 1992, Utrecht, The Netherlands. pp. 96-107. Stichting Mathematisch Centrum. ISBN 90-6196-413-X