• 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

2009
32 Citations (Scopus)

Outsourcing Search Services on Private Spatial Data

Yiu, M. L., Ghinita, G., Jensen, C. S. & Kalnis, P., 2009, Proceedings of the 2009 IEEE International Conference on Data Engineering. IEEE Computer Society Press, p. 1140-1143

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

1 Citation (Scopus)

Pretty Easy Pervasive Positioning

Hansen, R., Wind, R., Jensen, C. S. & Thomsen, B., 2009, In : Lecture Notes in Computer Science. 5644, p. 417-421

Research output: Contribution to journalConference article in JournalResearchpeer-review

Wi-Fi
Positioning
Global positioning system
Coverage
Infrastructure

Relative Time

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2376-2377

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

3 Citations (Scopus)
259 Downloads (Pure)

Requirements and Challenges of Location-Based Access Control in Healthcare Emergency Response

Vicente, C. R., Kirkpatrick, M., Ghinita, G., Bertino, E. & Jensen, C. S., 2009, Proceedings of the 2nd SIGSPATIAL ACM GIS 2009 International Workshop on Security and Privacy in GIS and LBS. Damiani, M. L. & Saygin, Y. (eds.). Association for Computing Machinery, Vol. 2. p. 22-26 5 p. (Geographic Information Systems; No. 2).

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

Open Access
File
Access control
84 Citations (Scopus)

Routing Questions to the Right Users in Online Communities

Zhou, Y., Cong, G., Cui, B., Jensen, C. S. & Yao, J., 2009, Proceedings of the 2009 IEEE International Conference on Data Engineering. IEEE Computer Society Press, p. 700-711 (ICDE).

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

Statistical Models
32 Citations (Scopus)

Scalable Continuous Range Monitoring of Moving Objects in Symbolic Indoor Space

Yang, B., Lu, H. & Jensen, C. S., 2009, Proceeding of the 18th ACM conference on Information and knowledge management. Association for Computing Machinery, p. 671-680 10 p.

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

Monitoring
Query processing
Space applications
Global positioning system
Chemical activation
55 Citations (Scopus)

Seamless Indoor/Outdoor Positioning Handover for Location-Based Services in Streamspin

Hansen, R., Wind, R., Jensen, C. S. & Thomsen, B., 2009, Proceedings of the 2009 Tenth International Conference on Mobile Data Management: Systems, Services and Middleware. IEEE Computer Society Press, Vol. 00. p. 267-272

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

Location based services
Wi-Fi
Open systems
Mobile devices
Global positioning system

Sequenced Semantics

Böhlen, M. & Jensen, C. S., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2619-2621

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

Snapshot Equivalence

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2659 1 p.

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

SQL-Based Temporal Query Languages

Böhlen, M., Gamper, J., Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2762-2768 7 p.

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

Temporal Aggregation

Böhlen, M., Gamper, J. & Jensen, C. S., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2924-2929 6 p.

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

Temporal Compatibility

Böhlen, M., Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2936-2939 4 p.

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

Temporal Database

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2957-2960 4 p.

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

Temporal Data Models

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2952-2957

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

Temporal Element

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2966 1 p.

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

Temporal Expression

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2967 1 p.

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

Temporal Generalization

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2967-2968

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

Temporal Homogeneity

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 2973 1 p.

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

Temporal Projection

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3008 1 p.

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

1 Citation (Scopus)

Temporal Query Languages

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3009-3012 3 p.

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

Temporal Specialization

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3017-3018 2 p.

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

73 Citations (Scopus)

The use of categorization information in language models for question retrieval

Cao, X., Cong, G., Cui, B., Jensen, C. S. & Zhang, C., 2009, Proceeding of the 18th ACM conference on Information and knowledge management. Cheung, D. W-L., Song, I-Y., Chu, W. W., Hu, X. & Lin, J. J. (eds.). Association for Computing Machinery, p. 265-274 10 p. (Conference on Information and Knowledge Management).

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

Experiments

Time Instant

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. Berlin/Heidelberg: Springer, p. 3112 1 p.

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

Time Interval

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3112-3113 2 p.

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

Timeslice Operator

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3120-3121 2 p.

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

Time Span

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3119 1 p.

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

3 Citations (Scopus)
328 Downloads (Pure)

Towards Location-Based Access Control in Healthcare Emergency Response

Vicente, C. R., Kirkpatrick, M., Ghinita, G., Bertino, E. & Jensen, C. S., 2009, Proceedings of the 2nd SIGSPATIAL ACM GIS 2009 International Workshop on Security and Privacy in GIS and LBS. Damiani, M. L. & Saygin, Y. (eds.). Association for Computing Machinery, Vol. 2. p. 22-26 5 p. (Geographic Information Systems; No. 2).

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

Open Access
File
Access control

Transaction Time

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3162-3163 2 p.

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

User-Defined Time

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3252 1 p.

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

Valid Time

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3253-3254

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

Variable Time Span

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3259 1 p.

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

Weak Equivalence

Jensen, C. S. & Snodgrass, R. T., 2009, Encyclopedia of Database Systems. 2009 ed. Berlin/Heidelberg: Springer, p. 3455-3456 2 p.

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

23 Citations (Scopus)

Workload-Aware Indexing of Continuously Moving Objects

Tzoumas, K., Yiu, M. L. & Jensen, C. S., 2009, Proceedings of the VLDB Endowment. Association for Computing Machinery, p. 1186-1197 12 p.

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

Location based services
Information management
Telecommunication networks
Costs
Sensors
2008
59 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

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

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 Test Bed for Exploring Novel Concepts in Mobile Service Delivery

Jensen, C. S., Su, J., Nicklas, D. & Becker, C., 2008, A Test Bed for Exploring Novel Concepts in Mobile Service Delivery. IEEE, p. 218-220 2 p.

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

16 Citations (Scopus)

Capturing Temporal Constraints in Temporal ER Models

Combi, C., Degani, S. & Jensen, C. S., 2008, Conceptual Modeling - ER 2008. Springer, p. 397-411 (Lecture Notes in Computer Science; No. 5231).

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

286 Citations (Scopus)

Discovery of convoys in trajectory databases

Jeung, H., Yiu, M. L., Zhou, X., Jensen, C. S. & Shen, H. T., 2008, Proceedings of the 34th International Conference on Very Large Data Bases, Auckland, New Zealand. Association for Computing Machinery, p. 1068-1080 13 p.

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

Trajectories
Mobile devices
Information management
Trucks
Throughput
5 Citations (Scopus)

Efficient Cost-Based Tracking of Scheduled Vehicle Journeys

Tiesyte, D. & Jensen, C. S., 2008, Proceedings of the Ninth International Conference on Mobile Data Management. IEEE, p. 9-16

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

9 Citations (Scopus)

Efficient Vessel Tracking  with Accuracy Guarantees

Redoutey, M., Scotti, E., Jensen, C. S., Ray, C. & Claramunt, C., 2008, Web and Wireless Geographical Information SystemsVærtspublikationens undertitel: 8th International Symposium, W2GIS 2008, Shanghai, China, December 11-12, 2008. Proceedings. Springer, p. 140-151 (Lecture Notes in Computer Science; No. 5373).

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

Identification (control systems)
Navigation
Communication
Costs
16 Citations (Scopus)

Enabling location-based services-multi-graph representation of transportation networks

Jensen, C. S. & Speicys, L., 2008, In : Geoinformatica. 12, 2, p. 219-253

Research output: Contribution to journalJournal articleResearchpeer-review

Indexing of Moving Objects, B$^+$-Tree

Jensen, C. S., Lin, D. & Ooi, B. C., 2008, Encyclopedia of GIS. Shekhar, S. & Xiong, H. (eds.). Springer, p. 512-518

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

Maximum Update Interval in Moving Objects Databases

Jensen, C. S., Lin, D. & Ooi, B. C., 2008, Encyclopedia of GIS. Shekhar, S. & Xiong, H. (eds.). Springer, p. 651-651

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

122 Citations (Scopus)

PAD: Privacy-Area Aware, Dummy-Based Location Privacy in Mobile Services

Lu, H., Jensen, C. S. & Yiu, M. L., 2008, Proceedings of the 7th ACM International Workshop on Data Engineering for Wireless and Mobile Access. Kotidis, Y. & marron, P. J. (eds.). Association for Computing Machinery, p. 16-23

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

Proceedings of the Fifteenth International Symposium on Temporal Representation and Reasoning

Demri, S. (ed.) & Jensen, C. S. (ed.), 2008, IEEE Computer Society Press. 184 p. (International Workshop on Temporal Representation and Reasoning. Proceedings).

Research output: Book/ReportAnthologyResearch

4 Citations (Scopus)

Ranking Music Data by Relevance and Importance

Ruxanda, M. M., Nanopoulos, A., Jensen, C. S. & Manolopoulos, Y., 2008, Proceedings of IEEE International Conference on Multimedia & Expo. IEEE, p. 549-552 4 p.

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

Search engines
World Wide Web
Fusion reactions
Availability

Road Network Data Models

Jensen, C. S. & Speicys, L., 2008, Encyclopedia on GIS. Shekhar, S. & Xiong, H. (eds.). Springer, p. 972-976

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

2 Citations (Scopus)

Seamless Indoor/Outdoor Positioning with Streamspin

Hansen, R., Jensen, C. S., Thomsen, B. & Wind, R., 2008. 2 p.

Research output: Contribution to conference without publisher/journalPosterResearch