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Christian S. Jensen

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Christian S. Jensen
Born1963
Vester Hassing, Denmark
NationalityDanish
Alma materAalborg University
OccupationProfessor
Honours

Christian S. Jensen (born 1963) is a Danish computer scientist who is a professor at Aalborg University.

Jensen's research focuses on temporal, spatial, spatio-temporal, geo-textual, and multidimensional data; data management, analytics, machine learning; data models, query languages, database design, query and update processing and optimization, and indexing.[1]

Education

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Jensen obtained his bachelor's degrees in mathematics (1985) and computer science (1986) and a master's degree in computer science (1988) at Aalborg University. He wrote his Ph.D. thesis at the University of Maryland (USA) and defended it at Aalborg in 1991.[2] In 2000, he obtained the Danish Dr. Techn. degree from Aalborg .[1][3]

Career

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Jensen has been a visiting scholar (1991–1992), visiting associate professor (1994–1995), and visiting professor (1999) at the University of Arizona. He has also been a visiting scientist at Google in Mountain View, California (2008–2009). From 2001 to 2011, he was Professor II at University of Agder in Norway; and from 2010 to 2013, he was professor at Aarhus University.[4]

Jensen was a distinguished visiting professor at Sa Shixuan International Research Center for Big Data Management and Analytics, Renmin University of China (2012–2017)[5] and honorary professor at Renmin (2013–2016)[6] and Cardiff University, Department of Computer Science (2001–2006).[7]

Jensen is an ACM Fellow (2011)[8] and an IEEE Fellow (2008).[9] He is a member of the Danish Academy of Technical Sciences (2001-),[10] the Royal Danish Academy of Sciences and Letters (2010-),[11] and Academia Europaea (2013-).[12] Jensen is president of the steering committee of the Swiss National Research Program on Big Data (2015–2021).[13]

In Norway, Jensen chairs the scientific advisory board of NorwAI, the Norwegian Research Center for AI Innovation (2020-);[14][15] and in Germany, he serves on the scientific advisory board of the Max Planck Institute for Informatics, Saarbrücken (2019–2023).[16] Finally, he serves on the board of directors of VILLUM FONDEN (since 2018).[2]

Jensen has been editor-in-chief for The VLDB Journal (2008–2014)[17] and ACM Transactions on Database Systems (2014–2020).[18]

Awards

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  • 2022 SIGMOD Contributions Award[19]
  • The 2019 IEEE TCDE Impact Award[20]
  • Knight, Order of Dannebrog (Ridder af Dannebrog), appointed by Queen Margrethe II of Denmark, 2016[21]
  • The Villum Kann Rasmussen Annual Award for Technical and Scientific Research 2011 (award accompanied by DKK 2,500,000)[22]
  • Telenor's Nordic Research Award 2002 (theme: "Mobility and wireless access to the Internet—technologies, new services, and applications;" award accompanied by NOK 250,000)[23]
  • Director Ib Henriksen's Research Award 2001 (award accompanied by DKK 250,000)[24]

Publications

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Christian S. Jensen has published over 500 publications and is cited frequently.[25]

Selected publications

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  • X. Cao, G. Cong, and C. S. Jensen, Efficient Processing of Spatial Group Keyword Queries, in ACM Transactions on Database Systems, 40(2), article 13, 48 pages, June 2015.
  • X. Cao, G. Cong, C. S. Jensen, and M. L. Yiu, Retrieving Regions of Interest for User Exploration, in Proceedings of the VLDB Endowment, 7(9): 733–744, May 2014.
  • C. S. Jensen, T. B. Pedersen, and C. Thomsen, Multidimensional Databases and Data Warehousing, Morgan & Claypool Publishers, 2010, 111 pages.
  • G. Cong, C. S. Jensen, and D. Wu, Efficient Retrieval of the Top-k Most Relevant Spatial Web Objects, in Proceedings of the VLDB Endowment, 2(1–2): 337–348, 2009.
  • R. Benetis, C. S. Jensen, G. Karciauskas, and S. Saltenis, Nearest Neighbor and Reverse Nearest Neighbor Queries for Moving Objects, The VLDB Journal, 15(3): 229–250, September 2006.
  • R. H. Güting, M. Böhlen, M. Erwig, C. S. Jensen, N. Lorentzos, M. Schneider, and M. Vazirgiannis, A Foundation for Representing and Querying Moving Objects, ACM Transactions on Database Systems, 25(1): 1–42, March 2000.
  • S. Saltenis, C. S. Jensen, S. Leutenegger, and M. Lopez, Indexing the Positions of Continuously Moving Objects, in Proceedings of the 2000 ACM SIGMOD International Conference on the Management of Data, 2000, pp. 331–342.
  • M. Böhlen, C. S. Jensen, and R. T. Snodgrass, Temporal Statement Modifiers, ACM Transactions on Database Systems, 25(4): 407–456, December 2000.
  • C. S. Jensen, Temporal Database Management, Faculty of Engineering and Science, Aalborg University, August 1999, 1328+xxxviii pages. Dr.Techn. thesis. (http://www.cs.aau.dk/˜csj/Thesis/)
  • C. S. Jensen and R. T. Snodgrass, Semantics of Time-Varying Information, Information Systems, 21(4): 311–352, 1996.

References

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  1. ^ a b "Christian S. Jensen". Aalborg University's Research Portal. Retrieved 2021-04-16.
  2. ^ a b "Christian Søndergaard Jensen i VILLUM FONDENs bestyrelse". THE VELUX FOUNDATIONS. 2018-03-13. Retrieved 2021-04-16.
  3. ^ "Temporal Database Management". people.cs.aau.dk. Retrieved 2021-04-16.
  4. ^ "Prof. Christian S. Jensen - bio". people.cs.aau.dk. Archived from the original on 2021-04-16. Retrieved 2021-04-16.
  5. ^ "Distinguished Visiting Professor, Sa Shixuan International Research Center for Big Data Management and Analytics". Aalborg University's Research Portal. Retrieved 2021-04-16.
  6. ^ "Honorary Professor, Renmin University of China". Aalborg University's Research Portal. Retrieved 2021-04-16.
  7. ^ "Honorary Professor, Cardiff University, Department of Computer Science". Aalborg University's Research Portal. Retrieved 2021-04-16.
  8. ^ "Recipients". awards.acm.org. Retrieved 2021-04-16.
  9. ^ "IEEE Fellows Directory - Error Page". IEEE. Retrieved 2021-04-16.
  10. ^ "Medlemsliste". Drupal. Archived from the original on 2021-04-16. Retrieved 2021-04-16.
  11. ^ "Royal Academy". www.royalacademy.dk. Retrieved 2021-04-16.
  12. ^ "Academy of Europe: List of Members". www.ae-info.org. Retrieved 2021-04-16.
  13. ^ "Home - NFP [Nr.]". www.nfp75.ch. Retrieved 2021-04-16.
  14. ^ "Norwegian Research Center for AI Innovation (NorwAI) - NTNU". www.ntnu.edu. Retrieved 2021-04-16.
  15. ^ "ANNUAL REPORT 2020". Archived from the original on 2021-04-16.
  16. ^ "Max-Planck-Institut für Informatik: Scientific Advisory Board". www.mpi-inf.mpg.de. Retrieved 2021-04-16.
  17. ^ "Christian S. Jensen". Archived from the original on 2021-04-16.
  18. ^ "TODS Editorial Board". dl.acm.org. Retrieved 2021-04-16.
  19. ^ "Christian S. Jensen — 2022 SIGMOD Contributions Award". Retrieved 2022-07-06.
  20. ^ "IEEE Technical Committee on Data Engineering". tab.computer.org. Retrieved 2021-04-16.
  21. ^ "Modtagere af danske dekorationer". Kongehuset (in Danish). 2017-12-12. Archived from the original on 2021-04-18. Retrieved 2021-04-16.
  22. ^ "Tidligere årslegatmodtagere". THE VELUX FOUNDATIONS. 2016-08-24. Retrieved 2021-04-16.
  23. ^ "Kvart million til dansk IT-forsker". Computerworld (in Danish). 2002-06-14. Retrieved 2021-04-16.
  24. ^ "Forskerpriser". www.dihfond.dk. Archived from the original on 2020-03-18. Retrieved 2021-04-16.
  25. ^ "Christian S. Jensen". scholar.google.com. Retrieved 2021-04-16.
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