1990 …2018

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

1990

Parallel Handling of Integrity Constraints

Grefen, P. W. P. J., Flokstra, J. & Apers, P. M. G., 24 Sep 1990, PRISMA workshop on parallel database systems. Noordwijk, Nederland: Springer, p. 222-238 17 p. (Lecture Notes in Computer Science; vol. 503).

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

File
6 Citations (Scopus)
58 Downloads (Pure)

Parallel Query Execution in PRISMA/DB

Wilschut, A. N., Apers, P. M. G. & Flokstra, J., 1 Sep 1990, PRISMA workshop on Parallel Database systems. Noordwijk, Nederland, p. -

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Parallel Query Execution in PRISMA/DB

Wilschut, A. N., Apers, P. M. G. & Flokstra, J., Sep 1990, p. 424-433. 10 p.

Research output: Contribution to conferencePaperAcademicpeer-review

File
1 Citation (Scopus)
54 Downloads (Pure)

Trip report DPDS'90

Grefen, P. W. P. J. & Flokstra, J., 1990, Enschede: University of Twente. 7 p. (PRISMA document)

Research output: Book/ReportReportProfessional

1991

PRISMA DB1 User manual

Grefen, P. W. P. J., Wilschut, A. N. & Flokstra, J., 1991, In : Memoranda informatica. 1, 6, p. - 47 p.

Research output: Contribution to journalArticleProfessional

1992

Implementation and performance evaluation of a parallel transitive closure algorithm on PRISMA/DB

Houtsma, M. A. W., Wilschut, A. N. & Flokstra, J., 1992, In : Memoranda informatica. 92, 45, p. - 19 p.

Research output: Contribution to journalArticleProfessional

Parallelism in a main-memory system: The performance of PRISMA/DB

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., 27 Aug 1992, 18th International Conference of Very Large Data Bases.. Vancouver, p. 521-532

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Parallelism in a Main-Memory System: The Performance of PRISMA/DB

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., Aug 1992, p. 521-532. 12 p.

Research output: Contribution to conferencePaperAcademicpeer-review

File
22 Downloads (Pure)

Parallelism in a main-memory system: The performance of PRISMA/DB.

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., 1992, In : Memoranda informatica. 92, 45, p. - 18 p.

Research output: Contribution to journalArticleProfessional

Performance evaluation of integrity control in a parallel main-memory database system

Grefen, P. W. P. J., Flokstra, J. & Apers, P. M. G., 1 Sep 1992, Database and expert systems applications: Proceedings of the International Conference in Valencia, Spain, 1992. Vienna: Springer, p. 96-101

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

PRISMA/DB: A Parallel Main-Memory Relational DBMS

Apers, P. M. G., van de Berg, C. A., Flokstra, J., Grefen, P. W. P. J., Kersten, M. L. & Wilschut, A. N., 1992, In : Memoranda informatica. 92, 12, p. - 24 p.

Research output: Contribution to journalArticleProfessional

PRISMA/DB: A Parallel Main-Memory Relational DBMS

Apers, P. M. G., Flokstra, J., van den Berg, C. A., Grefen, P. W. P. J., Wilschut, A. N., Kersten, M. L. & van den Berg, C. A., Dec 1992, In : IEEE transactions on knowledge and data engineering. 4, 6, p. 541-554 14 p.

Research output: Contribution to journalArticleAcademicpeer-review

File
46 Citations (Scopus)
61 Downloads (Pure)
1993

Implementation and performance evaluation of a parallel transitive closure algorithm on PRISMA/DB

Houtsma, M. A. W., Wilschut, A. N. & Flokstra, J., 27 Jan 1993, VLDB 93 conference. Dublin, p. 206-217

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Implementation and Performance Evaluation of a Parallel Transitive Closure Algorithms on PRISMA/DB

Houtsma, M. A. W., Wilschut, A. N. & Flokstra, J., Aug 1993, p. 206-217. 12 p.

Research output: Contribution to conferencePaper

File
46 Downloads (Pure)

The TM manual, version 2.0

Apers, P. M. G., de By, R. A., Blanken, H., Balsters, H., Skowronek, J., Steenhagen, H. J., van Keulen, M., Wilschut, A. N., Flokstra, J. & Blok, R. J., 16 Feb 1993, Enschede

Research output: Other contributionOther research output

1994

Extending a multi-set relational algebra to a parallel environment

Grefen, P. W. P. J. & Flokstra, J., 1994, In : Memoranda informatica. 94, 50, p. - 18 p.

Research output: Contribution to journalArticleProfessional

Impress/UT-Soft-D34-001-R1, TMQL Implementation, deliverable S34

Apers, P. M. G., Blanken, H., Balsters, H., Flokstra, J., Boon, R. T., Skowronek, J. & van Keulen, M., 23 Jan 1994, Evry, Frankrijk

Research output: Other contributionOther research output

Impress/UT-soft-D41-001-R1, Database Design Tool, deliverable S41

Apers, P. M. G., Blanken, H., Balsters, H., Flokstra, J., Boon, R. T., Skowronek, J. & van Keulen, M., 23 Jan 1994, Evry, Frankrijk

Research output: Other contributionOther research output

IMPRESS Database Design Tool - a high-level design toolset based on formal theory

Flokstra, J., van Keulen, M. & Skowronek, J., Jul 1994, Proceedings of the 8th European Conference on Object-Oriented Programming (ECOOP 1994). Tokoro, M. & Pareschi, R. (eds.). Demo-papers not included in on-line proceedings, 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

File
18 Downloads (Pure)

PRISMA/DB: A Parallel, Main Memory Relational DBMS

Apers, P. M. G., van den Berg, C. A., Flokstra, J., Grefen, P. W. P. J., Kersten, M. L. & Wilschut, A. N., 1994, Parallel Architectures for Data/Knowledge Base Systems. Los Alamitos, California, USA: IEEE Computer Society Press, p. - 14 p.

Research output: Chapter in Book/Report/Conference proceedingChapterAcademic

The IMPRESS DDT: a database design toolbox based on a formal specification language

Flokstra, J., van Keulen, M. & Skowronek, J., May 1994, Proceedings of the 1994 ACM SIGMOD international conference on Management of data (SIGMOD 1994). New York, NY, USA: ACM Press, p. 506-506 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Open Access
File
2 Citations (Scopus)
25 Downloads (Pure)
1995

A Framework for Representation, Validation and Implementation of Database Application Semantics

van Keulen, M., Skowronek, J., Apers, P. M. G., Balsters, H., de By, R. A. & Flokstra, J., 30 May 1995, Database applications semantics: proceedings of the IFIP WG 2.6 Working Conference on Database Applications Semantics (DS-6), Stone Mountain, Ga : May 30-June 2, 1995. Mark, L. & Meersman, R. (eds.). London: Chapman & Hall, p. 526-546 (IFIP Advances in Information and Communication Technology).

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

A Framework for Representation, Validation and Implementation of Database Application Semantics

van Keulen, M., Skowronek, J., Apers, P. M. G., Balsters, H., Blanken, H., de By, R. A., de By, R. A. & Flokstra, J., 1995, Enschede, The Netherlands: University of Twente. 11 p. (Memoranda Informatica; no. INF 95-37)

Research output: Book/ReportReportOther research output

Open Access
File
14 Downloads (Pure)

A Framework for Representation, Validation and Implementation of Databases Application Semanticss

van Keulen, M., Skowronek, J., Apers, P. M. G., Balsters, H., Blanken, H., de By, R. A. & Flokstra, J., Jun 1995, Proceedings of the IFIP WG 2.6 Working Conference on Database Applications Semantics (DS-6). meersman, R. & Mark, L. (eds.). London: Springer, p. 526-546 21 p. (IFIP Advances in Information and Communication Technology).

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Design and Validation of Reliable Complex Computer Systems

van Keulen, M., Skowronek, J., Apers, P. M. G., Balsters, H., Blanken, H., de By, R. A. & Flokstra, J., 1995, In : Memoranda informatica. 95, 38, p. - 10 p.

Research output: Contribution to journalArticleAcademic

Design and Validation of Reliable Complex Computer Systems

van Keulen, M., Skowronek, J., Apers, P. M. G., Balsters, H., Blanken, H., de By, R. A. & Flokstra, J., Oct 1995, Enschede, The Netherlands: University of Twente. 10 p.

Research output: Book/ReportReportOther research output

Parallel evaluation of multi-join queries

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., May 1995, ACM SIGMOD International Conference on Management of Data (SIGMOD 1995). New York, NY, USA: ACM Press, p. 115-126 12 p. 10.1145/223784.223803

Research output: Chapter in Book/Report/Conference proceedingChapterAcademicpeer-review

File
47 Citations (Scopus)
117 Downloads (Pure)

Parallel evaluation of multi-join queries

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., 29 Jan 1995, ACM SIGMOD International Conference on Management of Data. San Jose, U.S.A., p. -

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Parallel Evaluation of Multi-Join Queries

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., 5 Jan 1995, Proc. ACM SIGMOD International Conference on Management of Data. San Jose, Ca, USA, p. 115-126

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

1996

Extending a multi-set relational algebra to a parallel environment

Grefen, P. W. P. J. & Flokstra, J., Jan 1996, In : Distributed and parallel databases. 4, 1, p. 81-99 19 p., 10.1007/BF00122149.

Research output: Contribution to journalArticleAcademicpeer-review

File
74 Downloads (Pure)

Extending a Multi-Set Relational Algebra to a Parallel Environment

Grefen, P. W. P. J. & Flokstra, J., 1996, In : Distributed and parallel databases. 4, 1, p. 81-99

Research output: Contribution to journalArticleAcademicpeer-review

Parallel Evaluation of Multi-join Queries

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., Sep 1996, p. 90-97. 8 p.

Research output: Contribution to conferencePaperAcademicpeer-review

File
70 Downloads (Pure)

Parallel Evaluation of Multi-join Queries

Wilschut, A. N., Flokstra, J. & Apers, P. M. G., 7 Feb 1996, Proc. Third International ACPC Conference. Klagenfurt, Germany, p. 90-97

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

1 Citation (Scopus)
1998

Road Collapse in Magnum

Wilschut, A. N., van Zwol, R., Flokstra, J., Brasa, N. & Quak, W., Nov 1998, Proceedings of the 6th ACM international symposium on Advances in Geographic Information Systems. New York, NY, USA: ACM Press, p. 20-27 8 p. 10.1145/288692.288698

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

5 Citations (Scopus)
2002

Moa: extensibility and efficiency in querying nested data

van Keulen, M., Vonk, J., de Vries, A. P., Flokstra, J. & Blok, H. E., Jul 2002, Centre for Telematics and Information Technology (CTIT). 31 p. (CTIT Technical Report Series; no. 02-19)

Research output: Book/ReportReportAcademic

Open Access
File
11 Downloads (Pure)
2003

Moa and the multi-model architecture: a new perspective on NF2

van Keulen, M., Vonk, J., de Vries, A. P., Flokstra, J. & Blok, H. E., 1 Sep 2003, Database and Expert Systems Applications. Marik, V., Retschitzegger, W. & Stepankova, O. (eds.). Heidelberg: Springer, p. 67-76

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

1 Citation (Scopus)

Moa and the multi-model architecture: a new perspective on NF2

van Keulen, M., Marik, V. (ed.), Vonk, J., Retschitzegger, W. (ed.), de Vries, A. P., Stepankova, O. (ed.), Flokstra, J. & Blok, H. E., Sep 2003, p. 67-76. 10 p.

Research output: Contribution to conferencePaperAcademicpeer-review

File
53 Downloads (Pure)
2005

MonetDB/XQuery, Technology preview open source release 1

Boncz, P., Manegold, S., Mullender, S., van Keulen, M., Flokstra, J., Grust, T., Teubner, J. & Rittinger, J., 15 Jun 2005, Amsterdam, The Netherlands

Research output: Other contributionOther research output

2006

A capacitive rf power sensor based on mems technology

Fernandez, L. J., Wiegerink, R. J., Flokstra, J., Flokstra, J., Sesé, J., Jansen, H. V. & Elwenspoek, M. C., 28 Apr 2006, In : Journal of micromechanics and microengineering. 16, IEEE Produ, p. S1099-S1107 9 p., 10.1088/0960-1317/16/7/001.

Research output: Contribution to journalArticleAcademicpeer-review

File
86 Citations (Scopus)
96 Downloads (Pure)

Fabrication of thick silicon nitride blocks embedded in low-resistivity silicon substrates for radio frequency applications

Fernandez, L. J., Berenschot, J. W., Wiegerink, R. J., Flokstra, J., Flokstra, J., Jansen, H. V. & Elwenspoek, M. C., 20 Mar 2006, In : Journal of micromechanics and microengineering. 16, IEEE Produ, p. 862-868 7 p.

Research output: Contribution to journalArticleAcademicpeer-review

File
1 Citation (Scopus)
43 Downloads (Pure)

MonetDB/XQuery - Consistent & Efficient Updates on the Pre/Post Plane

Boncz, P., Flokstra, J., Grust, T., van Keulen, M., Manegold, S., Mullender, S., Rittinger, J. & Teubner, J., Mar 2006, Proceedings of the 10th International Conference on Extending Database Technology (EDBT 2006). Berlin, Germany: Springer, p. 1190-1193 4 p. 10.1007/11687238_89. (Lecture Notes in Computer Science; vol. 3896).

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

File
2 Citations (Scopus)
31 Downloads (Pure)

PFTijah: text search in an XML database system

Hiemstra, D., Rode, H., van Os, R. & Flokstra, J., 2006, Proceedings of the 2nd International Workshop on Open Source Information Retrieval (OSIR). Ecole Nationale Supérieure des Mines de Saint-Etienne, p. 12-17 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic

File
39 Downloads (Pure)
2007

PF/Tijah Documentation

Hiemstra, D., Rode, H. & Flokstra, J., Nov 2007, Enschede: Databases (DB). 20 p. (CTIT Technical Report Series; no. Paper P-NS/TR-CTIT-07-77)

Research output: Book/ReportReportProfessional

File
22 Downloads (Pure)
2008

Sound ranking algorithms for XML search

Hiemstra, D., Klinger, S., Rode, H., Flokstra, J. & Apers, P. M. G., 24 Jul 2008, Proceedings of the 2nd SIGIR workshop on Focused Retrieval. Dunedin, New Zealand: University of Otago, p. 15-21 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

File
13 Downloads (Pure)
2009

Gravity gradiometer system for Earth Exploration

Cuperus, R., Flokstra, F. F., Droogendijk, H., Wiegerink, R. J., Flokstra, J. & Flokstra, J., Nov 2009. 1 p.

Research output: Contribution to conferencePaperAcademic

File
34 Downloads (Pure)
2013

//Rondje Zilverling: COMMIT/TimeTrails

van Keulen, M., de Graaff, V., Zhu, Z., de By, R. A., Wombacher, A. & Flokstra, J., Sep 2013, In : I/O Vivat. 28, 4, p. 16-17 2 p.

Research output: Contribution to journalArticleProfessional

File
37 Downloads (Pure)

Point of interest to region of interest conversion

de Graaff, V., de By, R. A., van Keulen, M. & Flokstra, J., Nov 2013, SIGSPATIAL'13: Proceedings of the 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems. New York: Association for Computing Machinery (ACM), p. 388-391 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

5 Citations (Scopus)
2015

Incremental data uncertainty handling using evidence combination: a case study on maritime data reasoning

Habib, M. B., Wanders, B., Flokstra, J. & van Keulen, M., Sep 2015, Proceedings of the 5th DEXA Workshop on Information Systems for Situation Awareness and Situation Management (ISSASiM 2015). USA: IEEE Computer Society, p. 147-151 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

File
2 Citations (Scopus)
25 Downloads (Pure)
2016

JudgeD: a probabilistic datalog with dependencies

Wanders, B., van Keulen, M. & Flokstra, J., 13 Feb 2016, p. -. 6 p.

Research output: Contribution to conferencePaperAcademicpeer-review

2 Citations (Scopus)
15 Downloads (Pure)
2018

Flipper 2.0: A Pragmatic Dialogue Engine for Embodied Conversational Agents

van Waterschoot, J. B., Bruijnes, M., Flokstra, J., Reidsma, D., Davison, D. P., Theune, M. & Heylen, D. K. J., 5 Nov 2018, Proceedings of the 18th International Conference on Intelligent Virtual Agents. 18 ed. ACM Press, p. 43-50 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

6 Citations (Scopus)
3 Downloads (Pure)