• Selma Lagerløfs Vej 300, 3-2-10

    9220 Aalborg Ø

    Denmark

  • Selma Lagerlöfs Vej 300

    9220 Aalborg Ø

    Denmark

1994 …2020
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Research Output 1994 2019

05421 Abstracts Collection - Data Always and Everywhere

Alonso, G., Jensen, C. S. & Mitschang, B., 2006, Dagstuhl Seminar Procedings. Dagstuhl, Germany, 19 p.

Research output: Contribution to book/anthology/report/conference proceedingConference abstract in proceedingResearch

Research

16. MDM 2015: Pittsburgh, PA, USA - Volume 1

Jensen, C. S. (ed.), Xie, X. (ed.), Zadorozhny, V. (ed.), Madria, S. (ed.), Pitoura, E. (ed.), Zheng, B. (ed.) & Chow, C-Y. (ed.), 2015, 16th IEEE International Conference on Mobile Data Management, MDM 2015. Vol. 1.

Research output: Contribution to book/anthology/report/conference proceedingConference abstract in proceedingResearchpeer-review

Open Access

16. MDM 2015: Pittsburgh, PA, USA - Volume 2

Jensen, C. S. (ed.), Xie, X. (ed.), Zadorozhny, V. (ed.), Madria, S. (ed.), Pitoura, E. (ed.), Zheng, B. (ed.) & Chow, C-Y. (ed.), 2015, 16. MDM 2015: Pittsburgh, PA, USA - Volume 2. Vol. 2.

Research output: Contribution to book/anthology/report/conference proceedingConference abstract in proceedingResearchpeer-review

Open Access
61 Citations (Scopus)

A Benchmark for Evaluating Moving Object Indexes

Chen, S., Jensen, C. S. & Lin, D., 2008, PVLDB '08. Association for Computing Machinery, p. 1574-1585

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Concurrency control

Absolute Time

Jensen, C. S. & Snodgrass, R. T., 2009, Encycopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, 1 p.

Research output: Contribution to book/anthology/report/conference proceedingEncyclopedia chapterResearch

7 Citations (Scopus)

Access methods and query processing techniques

Di Pasquale, A., Forlizzi, L., Jensen, C. S., Manolopoulos, Y., Nardelli, E., Pfoser, D., Proietti, G., Saltenis, S., Theodoridis, Y. & Tzouramanis, T., 2003, Spatio-Temporal Databases: the Chorochronos Approach. Sellis, T.: Koubarakis, M.: Frank, A.: Grumbach, S.: Güting, G. H.: Jensen, C. J. :Lorentzos, N.: Manolopou-los, Y. : Nardelli, E.: Pernici, B.: Theodoulidis, B.: Schek, H. J. : Scholl, M (ed.). IEEE Computer Society Press, p. 203-261 (Lecture Notes in Computer Science; No. 2520).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

7 Citations (Scopus)

A Clustering Approach to the Discovery of Points of Interest from Geo-Tagged Microblog Posts

Skovsgaard, A., Šidlauskas, D. & Jensen, C. S., 2014, Proceedings of the Fifteenth IEEE International Conference on Mobile Data Management. IEEE Press, p. 178-188

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

A Component-Based Conceptual Model for Spatiotemporal Application Design

Tryfona, N. & Jensen, C. S., 1998, Aalborg: Aalborg Universitetsforlag. (Chorochronos Technical Report; No. CH-98-10).

Research output: Book/ReportBookResearch

A Conceptual Modeling Language for Spatiotemporal Applications

Price, R., Tryfona, N. & Jensen, C. S., 1999, Aalborg: Aalborg Universitetsforlag. (Chorochronos Technical Report; No. CH-99-20).

Research output: Book/ReportBookResearch

6 Citations (Scopus)

A Conceptual Schema Language for the Management of Multiple Representations of Geographic Entities

Friis-Christensen, A., Jensen, C. S., Nytun, J. P. & Skogan, D., 2005, In : Transactions in GIS. 9, 3, p. 345-380

Research output: Contribution to journalJournal articleResearch

modeling
181 Citations (Scopus)

A Consensus Glossary of Temporal Database Concepts: February 1998 Version

Jensen, C. S. E. . & Dyreson, C. E. E. ., 1998, Temporal Databases. Research and Practice : Proceedings of the Dagstuhl Seminar on Temporal Databases, Schloss Dagstuhl, Germany, June 23-27, 1998: Lecture Notes in Computer Science. Etzion, O. : Jajodia, S. : Stripada, S. (eds.) (ed.). 1399 ed. IEEE Computer Society Press, p. 367-405

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Adaptable Query Optimization and Evaluation in Temporal Middleware

Slivinskas, G., Jensen, C. S. & Snodgrass, R. T., 2001, Proceedings of the 2001 ACM SIGMOD International Conference on the Management of Data, Santa Barbara, CA, USA, May 21-24, 2001: Sigmod Record. Vol.30, 2 ed. p. 127-138

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2 Citations (Scopus)

Adaptive Travel-Time Estimation: A Case for Custom Predicate Selection

Waury, R., Jensen, C. S. & Torp, K., 13 Jul 2018, Proceedings - 19th IEEE International Conference on Mobile Data Management, MDM 2018. IEEE, p. 96-105 10 p. (IEEE International Conference on Mobile Data Management (MDM)).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Travel time
Trajectories

Adding Transaction Time to SQL/Temporal

Snodgrass, R. T., Böhlen, M. H., Jensen, C. S. & Steiner, A., 1996, (ANSI X3H2-96-502r2, ISO/IEC JTC1/SC21/WG3 DBL MC1-147r2 : International Organization for Standardization).

Research output: Book/ReportBookResearch

Adding Valid Time to SQL/Temporal: ANSI Expert's Contribution

Snodgrass, R. T., Böhlen, M. H., Jensen, C. S. & Steiner, A., 1996, (ANSI X3H2-96-501rl, ISO/IEC JTC1/SC21/WG3 DBL MAD-146r2 : International Organization for Standardization).

Research output: Book/ReportBookResearch

A Density-Based Approach to the Retrieval of Top-K Spatial Textual Clusters

Wu, D. & Jensen, C. S., 2016, 10 p.

Research output: Working paperResearch

2 Citations (Scopus)

A Density-Based Approach to the Retrieval of Top-K Spatial Textual Clusters

Wu, D. & Jensen, C. S., 2016, Proceedings of the 25th ACM International on Conference on Information and Knowledge Management. Association for Computing Machinery, p. 2095-2100

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Advanced Implementation Techniques for Scientific Data Warehouses

Pedersen, T. B. & Jensen, C. S., 2000, Proceedings of the First European Lab Workshop on Management and Integration of Biochemical Data, Heidelberg, Germany, September 2000.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Advanced Tracking of Vehicles

Jensen, C. S., Li, K-J., Pakalnis, S. & Saltenis, S., 2005, Proceedings of the Fifth European Congress and Exhibition on Intelligent Transport Systems. 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Servers
Consumer electronics
Sampling
Communication
Testing

Advances in Database technology - EDBT 2002: Proceedings from the 8th International Conference on Extending Database Technology, Prague, Czech Republic, March 25-27 2002

Jensen, C. S., Jeffrey, K., Pokorny, J., Saltenis, S., Bertino, E., Böohm, K. & Jarke, M., 2002, Berlin: IEEE Computer Society Press. 776 p. (Lecture Notes in Computer Science; No. 2287).

Research output: Book/ReportBookResearch

A Flexible Query Framework for Music Data and Playlist Manipulation

Ruxanda, M. M. & Jensen, C. S., 2008, In : Database and Expert Systems Applications. 19, p. 693-697 5 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

165 Citations (Scopus)

A Foundation for Capturing and Querying Complex Multidimensional Data

Pedersen, T. B., Jensen, C. S. & Dyreson, C. E., 2001, In : Information Systems. 26, 5, p. 383-423

Research output: Contribution to journalJournal articleResearchpeer-review

A Foundation for Conventional and Temporal Query Optimization

Slivinskas, G., Jensen, C. S. & Snodgrass, R. T., 2000, Aalborg: Aalborg Universitetsforlag. (Technical Report; No. TR-49).

Research output: Book/ReportBookResearch

12 Citations (Scopus)

A Foundation for Conventional and Temporal Query Op-timization Adressing Duplicates and Ordering

Slivinskas, G., Jensen, C. S. & Snodgrass, R. T., 2001, In : IEEE Transactions on Knowledge and Data Engineering. 13, 1, p. 21-49

Research output: Contribution to journalJournal articleResearchpeer-review

494 Citations (Scopus)

A Foundation for Representing and Querying Moving Objects

Gütting, R. H., Böhlen, M., Erwig, M., Jensen, C. S., Lorentzos, N., Schneider, M. & Vazirgiannis, M., 2000, In : ACM Transactions on Database Systems. March

Research output: Contribution to journalJournal articleResearchpeer-review

21 Citations (Scopus)

A Foundation for Vacuuming Temporal Databases

Skyt, J., Jensen, C. S. & Mark, L., 2003, In : IEEE Transactions on Knowledge and Data Engineering. 44, 1, p. 1-29 29 p.

Research output: Contribution to journalJournal articleResearchpeer-review

A Framework for Conceptual Modeling of Geographic Data Quality

Friis-Christensen, A., Christensen, J. V. & Jensen, C. S., 2004, Proceedings of the Eleventh International Symposium on Spatial Data Handling. Springer, p. 605-616

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Unified Modeling Language
Location based services
Consumer electronics
Global positioning system
Railroad cars
69 Citations (Scopus)

A Generalized Framework of Exploring Category Information for Question Retrieval in Community Question Answer Archives

Cao, X., Cong, G., Cui, B. & Jensen, C. S., 2010, Proceedings of the Nineteenth International World Wide Web Conference, Raleigh, NC, USA, April 26-30, 2010. Association for Computing Machinery, p. 201-210 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

48 Citations (Scopus)

Algorithmic Issues in Modeling Motion

Agarwal, P. K., Guibas, L. J., Edelsbrunner, H., Erickson, J., Isard, M., Har-Peled, S., Hershberger, J., Jensen, C. S., Kavraki, L. E., Koehl, P., Lin, M., Manocha, D., Metaxas, D., Mirtich, B., Mount, D., Muthukrishnan, S., Pai, D. K., Sacks, E., Snoeyink, J., Suri, S. & 1 others, Wolfson, O., 2003, In : ACM Computing Surveys. 34, 4, p. 550-572

Research output: Contribution to journalJournal articleResearchpeer-review

Algorithmic Strategies for Adapting 802.11 Location Fingerprinting to Environmental Changes

Hansen, R., Wind, R., Jensen, C. S. & Thomsen, B., 2010, Abstract Volume of the 2010 International Conference on Indoor Positioning and Indoor Navigation, Zurich, Switzerland, September 15-17, 2010. IEEE Press, p. 1-10 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

A Methodology and a Tool for Spatiotemporal Database Design

Tryfona, N., Andersen, S., Mogensen, S. R. & Jensen, C. S., 1999, Proceedings of the Seventh Hellenic Conference on Informatics, Ioannina, Greece, August 1999. p. 53-60

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

An Algebra for TSQL2

Soo, M. D., Jensen, C. S. & Snodgrass, R. T., 1994, Aalborg: Aalborg Universitetsforlag. (R : Institut for Elektroniske Systemer, Aalborg Universitet; No. R94-2053).

Research output: Book/ReportBookResearch

An Algebra for TSQL2

Soo, M. D., Jensen, C. S. & Snodgrass, R. T., 1995, The TSQL2 Temporal Query Language. Snodgrass, R. T. (ed.) (ed.).

Research output: Contribution to book/anthology/report/conference proceedingBook chapterCommunication

An Algebra for TSQL2

Soo, M. D., Jensen, C. S. & Snodgrass, R. T., 1994, The TSQL2 Language Specification. p. 36

Research output: Contribution to book/anthology/report/conference proceedingBook chapterCommunication

6 Citations (Scopus)

An Algebraic Framework for Temporal Attribute Characteristics

Böhlen, M. H., Gamper, J. & Jensen, C. S., 2006, In : Annals of Mathematics and Artificial Intelligence. 46, 3, p. 349-374 26 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Attribute
Query languages
Semantics
Query Language
Information management

Analyzing trajectories using a path-based API

Waury, R., Dolog, P., Jensen, C. S. & Torp, K., 19 Aug 2019, Proceedings of the 16th International Symposium on Spatial and Temporal Databases, SSTD 2019. Association for Computing Machinery, p. 198-201 4 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Application programming interfaces (API)
Trajectories
Data privacy
Travel time
Fuel consumption
4 Citations (Scopus)

An apples-to-apples comparison of two database journals

Jensen, C. S., Bernstein, P. A., Bertino, E., Heuer, A., Meyer, H., Özsu, M. T., Snodgrass, R. T. & Whang, K-Y., 2005, In : SIGMOD record. 34, 4, p. 61-64

Research output: Contribution to journalJournal articleResearchpeer-review

An Architectural Framework

Soo, M. D., Jensen, C. S. & Snodgrass, R. T., 1995, The TSQL2 Temporal Query Language. Snodgrass, R. T. (ed.) (ed.).

Research output: Contribution to book/anthology/report/conference proceedingBook chapterResearch

An Evaluation of TSQL2

Snodgrass, R. T., Ahn, I., Ariav, G., Bayer, P., Clifford, J., Dyreson, C. E., Grandi, F., Hermosilla, L., Jensen, C. S., Käfer, W., Kline, N., Kulkarni, K., Leung, T. Y. C., Lorentzos, N., Mitsopoulos, Y., Roddick, J. F., Soo, M. D. & Sripada, S. M., 1994, Aalborg: Aalborg Universitetsforlag.

Research output: Book/ReportBookResearch

23 Citations (Scopus)

An Extensible Notation for Spatiotemporal Index Queries

Tsotras, V., Jensen, C. S. & Snodgrass, R. T., 1998, In : SIGMOD record. 27, 1, p. 47-53

Research output: Contribution to journalJournal articleResearchpeer-review

An Open Platform for the Creation and Deployment of Transport-Related Mobile Data Services

Jensen, C. S., Torp, K. & Wind, R., 2007, Proceedings of the Sixth European Congress and Exhibition on Intelligent Transport Systems and Services, Aalborg, Denmark. 8 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Mobile computing
Communication
Personal digital assistants
Navigation systems
Hardware

A Notation for Spatiotemporal Queries

Tsotras, V., Jensen, C. S. & Snodgrass, R. T., 1997, Aalborg: Aalborg Universitetsforlag. (Technical Report; No. TR-10).

Research output: Book/ReportBookResearch

8 Citations (Scopus)

Answering why-not questions on metric probabilistic range queries

Chen, L., Gao, Y., Wang, K., Jensen, C. S. & Chen, G., 2016, 32nd IEEE International Conference on Data Engineering, ICDE 2016. IEEE, p. 767-778

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

33 Citations (Scopus)

Answering why-not questions on spatial keyword top-k queries

Chen, L., Lin, X., Hu, H., Jensen, C. S. & Xu, J., Apr 2015, 31st IEEE International Conference on Data Engineering. IEEE, p. 279-290

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

23 Citations (Scopus)

Answering why-not spatial keyword top-k queries via keyword adaption

Chen, L., Xu, J., Lin, X., Jensen, C. S. & Hu, H., 2016, 32nd IEEE International Conference on Data Engineering, ICDE 2016. IEEE, p. 697-708

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Applicability Period

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 98-99 2 p.

Research output: Contribution to book/anthology/report/conference proceedingEncyclopedia chapterResearch

Architecture and Implementation of Spatio-Temporal DBMS

Breuning, M., Can, T., Bøhlen, M. H., Dieker, S., Güting, R. H., Jensen, C. S., Relly, L., Rigaux, P. R., Schek, H. -J. . & Scholl, M. ., 2003, Spatio-Temporal Databases : The Chorochronos Approach. Sellis, T.: Koubarakis, M.: Frank, A.: Grumbach, S.: Güting, G. H.: Jensen, C. J. : Lorentzos, N.: Manolopou-los, Y. : Nardelli, E.: Pernici, B.: Theodoulidis, B.: Schek, H. –J. : Scholl, M. editors, (ed.). Berlin: IEEE Computer Society Press, (Lecture Notes in Computer Science; No. 2520).

Research output: Contribution to book/anthology/report/conference proceedingBook chapterResearch

9 Citations (Scopus)

Architectures and implementations of spatio-temporal database management systems

Breunig, M., Turker, C., Böhlen, M., Dieker, S., Guting, R. H., Jensen, C. S., Relly, L., Rigaux, P., Schek, H. J. & Scholl, M., 2003, Spatio-Temporal Databases: the Chrochronos Approach. Vol. 2520. p. 263-318

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

A Reinforcement Learning Approach for Adaptive Query Processing

Tzoumas, K., Sellis, T. & Jensen, C. S., 2008, Aalborg: Institut for Datalogi, Aalborg Universitet. (1DB Technical Report; No. 22).

Research output: Book/ReportReportResearch

A Second Example

Snodgrass, R. T., Jensen, C. S., Dyreson, C. E., Käefer, W., Kline, N. & Roddick, J. F., 1995, The TSQL2 Temporal Query Language. Snodgrass, R. T. (ed.) (ed.).

Research output: Contribution to book/anthology/report/conference proceedingBook chapterResearch