2010 | ||
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252 | Hoyoung Jeung, Man Lung Yiu, Xiaofang Zhou, Christian S. Jensen, Heng Tao Shen: Discovery of Convoys in Trajectory Databases CoRR abs/1002.0963: (2010) | |
2009 | ||
251 | Xin Cao, Gao Cong, Bin Cui, Christian S. Jensen, Ce Zhang: The use of categorization information in language models for question retrieval. CIKM 2009: 265-274 | |
250 | Bin Yang, Hua Lu, Christian S. Jensen: Scalable continuous range monitoring of moving objects in symbolic indoor space. CIKM 2009: 671-680 | |
249 | Dalia Tiesyte, Christian S. Jensen: Assessing the predictability of scheduled-vehicle travel times. GIS 2009: 416-419 | |
248 | Man Lung Yiu, Gabriel Ghinita, Christian S. Jensen, Panos Kalnis: Outsourcing Search Services on Private Spatial Data. ICDE 2009: 1140-1143 | |
247 | Yanhong Zhou, Gao Cong, Bin Cui, Christian S. Jensen, Junjie Yao: Routing Questions to the Right Users in Online Communities. ICDE 2009: 700-711 | |
246 | Christian S. Jensen, Hua Lu, Bin Yang: Graph Model Based Indoor Tracking. Mobile Data Management 2009: 122-131 | |
245 | René Hansen, Rico Wind, Christian S. Jensen, Bent Thomsen: Seamless Indoor/Outdoor Positioning Handover for Location-Based Services in Streamspin. Mobile Data Management 2009: 267-272 | |
244 | Christian S. Jensen, Hua Lu, Man Lung Yiu: Location Privacy Techniques in Client-Server Architectures. Privacy in Location-Based Applications 2009: 31-58 | |
243 | Christian S. Jensen, Hua Lu, Bin Yang: Indexing the Trajectories of Moving Objects in Symbolic Indoor Space. SSTD 2009: 208-227 | |
242 | René Hansen, Rico Wind, Christian S. Jensen, Bent Thomsen: Pretty Easy Pervasive Positioning. SSTD 2009: 417-421 | |
241 | Christian S. Jensen, Richard T. Snodgrass: Absolute Time. Encyclopedia of Database Systems 2009: 1 | |
240 | Christian S. Jensen, Richard T. Snodgrass: Event in Temporal Databases. Encyclopedia of Database Systems 2009: 1045-1046 | |
239 | Christian S. Jensen, Richard T. Snodgrass: Fixed Time Span. Encyclopedia of Database Systems 2009: 1141 | |
238 | Christian S. Jensen, Richard T. Snodgrass: Forever. Encyclopedia of Database Systems 2009: 1161 | |
237 | Christian S. Jensen, Richard T. Snodgrass: History in Temporal Databases. Encyclopedia of Database Systems 2009: 1319 | |
236 | Simonas Saltenis, Christian S. Jensen: Indexing of the Current and Near-Future Positions of Moving Objects. Encyclopedia of Database Systems 2009: 1458-1463 | |
235 | Christian S. Jensen: Lifespan. Encyclopedia of Database Systems 2009: 1612-1613 | |
234 | Christian S. Jensen, Nerius Tradisauskas: Map Matching. Encyclopedia of Database Systems 2009: 1692-1696 | |
233 | Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Nonsequenced Semantics. Encyclopedia of Database Systems 2009: 1913-1915 | |
232 | Curtis E. Dyreson, Christian S. Jensen, Richard T. Snodgrass: Now in Temporal Databases. Encyclopedia of Database Systems 2009: 1920-1924 | |
231 | Christian S. Jensen, Richard T. Snodgrass: Relative Time. Encyclopedia of Database Systems 2009: 2376-2377 | |
230 | Christian S. Jensen, Richard T. Snodgrass: Bitemporal Interval. Encyclopedia of Database Systems 2009: 243 | |
229 | Christian S. Jensen, Richard T. Snodgrass: Bitemporal Relation. Encyclopedia of Database Systems 2009: 243-244 | |
228 | Michael H. Böhlen, Christian S. Jensen: Sequenced Semantics. Encyclopedia of Database Systems 2009: 2619-2621 | |
227 | Christian S. Jensen, Richard T. Snodgrass: Snapshot Equivalence. Encyclopedia of Database Systems 2009: 2659 | |
226 | Michael H. Böhlen, Johann Gamper, Christian S. Jensen, Richard T. Snodgrass: SQL-Based Temporal Query Languages. Encyclopedia of Database Systems 2009: 2762-2768 | |
225 | Johann Gamper, Michael H. Böhlen, Christian S. Jensen: Temporal Aggregation. Encyclopedia of Database Systems 2009: 2924-2929 | |
224 | Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Temporal Compatibility. Encyclopedia of Database Systems 2009: 2936-2939 | |
223 | Christian S. Jensen, Richard T. Snodgrass: Temporal Data Models. Encyclopedia of Database Systems 2009: 2952-2957 | |
222 | Christian S. Jensen, Richard T. Snodgrass: Temporal Database. Encyclopedia of Database Systems 2009: 2957-2960 | |
221 | Christian S. Jensen, Richard T. Snodgrass: Temporal Element. Encyclopedia of Database Systems 2009: 2966 | |
220 | Christian S. Jensen, Richard T. Snodgrass: Temporal Expression. Encyclopedia of Database Systems 2009: 2967 | |
219 | Christian S. Jensen, Richard T. Snodgrass: Temporal Generalization. Encyclopedia of Database Systems 2009: 2967-2968 | |
218 | Christian S. Jensen, Richard T. Snodgrass: Temporal Homogeneity. Encyclopedia of Database Systems 2009: 2973 | |
217 | Christian S. Jensen, Richard T. Snodgrass: Temporal Projection. Encyclopedia of Database Systems 2009: 3008 | |
216 | Christian S. Jensen, Richard T. Snodgrass: Temporal Query Languages. Encyclopedia of Database Systems 2009: 3009-3012 | |
215 | Christian S. Jensen, Richard T. Snodgrass: Temporal Specialization. Encyclopedia of Database Systems 2009: 3017-3018 | |
214 | Christian S. Jensen, Richard T. Snodgrass: Calendar. Encyclopedia of Database Systems 2009: 304-305 | |
213 | Curtis E. Dyreson, Christian S. Jensen, Richard T. Snodgrass: Calendric System. Encyclopedia of Database Systems 2009: 305 | |
212 | Christian S. Jensen, Richard T. Snodgrass: Time Instant. Encyclopedia of Database Systems 2009: 3112 | |
211 | Christian S. Jensen, Richard T. Snodgrass: Time Interval. Encyclopedia of Database Systems 2009: 3112-3113 | |
210 | Christian S. Jensen, Richard T. Snodgrass: Time Span. Encyclopedia of Database Systems 2009: 3119 | |
209 | Christian S. Jensen, Richard T. Snodgrass: Timeslice Operator. Encyclopedia of Database Systems 2009: 3120-3121 | |
208 | Christian S. Jensen, Richard T. Snodgrass: Transaction Time. Encyclopedia of Database Systems 2009: 3162-3163 | |
207 | Christian S. Jensen, Richard T. Snodgrass: User-Defined Time. Encyclopedia of Database Systems 2009: 3252 | |
206 | Christian S. Jensen, Richard T. Snodgrass: Valid Time. Encyclopedia of Database Systems 2009: 3253-3254 | |
205 | Christian S. Jensen, Richard T. Snodgrass: Variable Time Span. Encyclopedia of Database Systems 2009: 3259 | |
204 | Christian S. Jensen, Richard T. Snodgrass: Weak Equivalence. Encyclopedia of Database Systems 2009: 3455-3456 | |
203 | Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Current Semantics. Encyclopedia of Database Systems 2009: 544-545 | |
202 | Christian S. Jensen, Richard T. Snodgrass: Applicability Period. Encyclopedia of Database Systems 2009: 98-99 | |
201 | Torben Bach Pedersen, Junmin Gu, Arie Shoshani, Christian S. Jensen: Object-extended OLAP querying. Data Knowl. Eng. 68(5): 453-480 (2009) | |
200 | Kostas Tzoumas, Man Lung Yiu, Christian S. Jensen: Workload-Aware Indexing of Continuously Moving Objects. PVLDB 2(1): 1186-1197 (2009) | |
199 | Meihui Zhang, Su Chen, Christian S. Jensen, Beng Chin Ooi, Zhenjie Zhang: Effectively Indexing Uncertain Moving Objects for Predictive Queries. PVLDB 2(1): 1198-1209 (2009) | |
198 | Gao Cong, Christian S. Jensen, Dingming Wu: Efficient Retrieval of the Top-k Most Relevant Spatial Web Objects. PVLDB 2(1): 337-348 (2009) | |
2008 | ||
197 | Yanlei Diao, Christian S. Jensen: Proceedings of the 5th Workshop on Data Management for Sensor Networks, in conjunction with VLDB, DMSN 2008, Auckland, New Zealand, August 24, 2008 ACM 2008 | |
196 | Stéphane Demri, Christian S. Jensen: 15th International Symposium on Temporal Representation and Reasoning, TIME 2008, Université du Québec à Monteéal, Canada, 16-18 June 2008 IEEE Computer Society 2008 | |
195 | Michael H. Böhlen, Johann Gamper, Christian S. Jensen: Towards General Temporal Aggregation. BNCOD 2008: 257-269 | |
194 | Maria M. Ruxanda, Christian S. Jensen: A Flexible Query Framework for Music Data and Playlist Manipulation. DEXA Workshops 2008: 693-697 | |
193 | Carlo Combi, Sara Degani, Christian S. Jensen: Capturing Temporal Constraints in Temporal ER Models. ER 2008: 397-411 | |
192 | Dalia Tiesyte, Christian S. Jensen: Similarity-based prediction of travel times for vehicles traveling on known routes. GIS 2008: 14 | |
191 | Man Lung Yiu, Christian S. Jensen, Xuegang Huang, Hua Lu: SpaceTwist: Managing the Trade-Offs Among Location Privacy, Query Performance, and Query Accuracy in Mobile Services. ICDE 2008: 366-375 | |
190 | Maria M. Ruxanda, Alexandros Nanopoulos, Christian S. Jensen, Yannis Manolopoulos: Ranking music data by relevance and importance. ICME 2008: 549-552 | |
189 | Dalia Tiesyte, Christian S. Jensen: Efficient Cost-Based Tracking of Scheduled Vehicle Journeys. MDM 2008: 9-16 | |
188 | Hua Lu, Christian S. Jensen, Man Lung Yiu: PAD: privacy-area aware, dummy-based location privacy in mobile services. MobiDE 2008: 16-23 | |
187 | René Hansen, Christian S. Jensen, Bent Thomsen, Rico Wind: Seamless indoor/outdoor positioning with streamspin. MobiQuitous 2008 | |
186 | Christian S. Jensen, Dalia Tiesyte: TransDB: GPS data management with applications in collective transport. MobiQuitous 2008 | |
185 | Martin Redoutey, Eric Scotti, Christian S. Jensen, Cyril Ray, Christophe Claramunt: Efficient Vessel Tracking with Accuracy Guarantees. W2GIS 2008: 140-151 | |
184 | Nectaria Tryfona, Christian S. Jensen: Spatio-temporal Database Modeling with an Extended Entity-Relationship Model. Encyclopedia of GIS 2008: 1115-1121 | |
183 | Christian S. Jensen, Dan Lin, Beng Chin Ooi: Indexing of Moving Objects, Bx-Tree. Encyclopedia of GIS 2008: 512-518 | |
182 | Christian S. Jensen, Dan Lin, Beng Chin Ooi: Maximum Update Interval in Moving Objects Databases. Encyclopedia of GIS 2008: 651 | |
181 | Laurynas Speicys, Christian S. Jensen: Road Network Data Model. Encyclopedia of GIS 2008: 972-978 | |
180 | Laurynas Speicys, Christian S. Jensen: Enabling Location-based Services - Multi-Graph Representation of Transportation Networks. GeoInformatica 12(2): 219-253 (2008) | |
179 | Christian S. Jensen, Carmen Ruiz Vicente, Rico Wind: User-Generated Content: The Case for Mobile Services. IEEE Computer 41(12): 116-118 (2008) | |
178 | Janne Skyt, Christian S. Jensen, Torben Bach Pedersen: Specification-based data reduction in dimensional data warehouses. Inf. Syst. 33(1): 36-63 (2008) | |
177 | Hoyoung Jeung, Man Lung Yiu, Xiaofang Zhou, Christian S. Jensen, Heng Tao Shen: Discovery of convoys in trajectory databases. PVLDB 1(1): 1068-1080 (2008) | |
176 | Su Chen, Christian S. Jensen, Dan Lin: A benchmark for evaluating moving object indexes. PVLDB 1(2): 1574-1585 (2008) | |
2007 | ||
175 | Christian Becker, Christian S. Jensen, Jianwen Su, Daniela Nicklas: 8th International Conference on Mobile Data Management (MDM 2007), Mannheim, Germany, May 7-11, 2007 IEEE 2007 | |
174 | Christian S. Jensen: When the Internet Hits the Road. BTW 2007: 2-16 | |
173 | Rico Wind, Christian S. Jensen, Kenneth H. Pedersen, Kristian Torp: A Testbed for the Exploration of Novel Concepts in Mobile Service Delivery. MDM 2007: 218-220 | |
172 | Dalia Tiesyte, Christian S. Jensen: Challenges in the Tracking and Prediction of Scheduled-Vehicle Journeys. PerCom Workshops 2007: 407-412 | |
171 | Zhiyong Huang, Christian S. Jensen, Hua Lu, Beng Chin Ooi: Collaborative Spatial Data Sharing Among Mobile Lightweight Devices. SSTD 2007: 366-384 | |
170 | Hua Lu, Zhiyong Huang, Christian S. Jensen, Linhao Xu: Distributed, Concurrent Range Monitoring of Spatial-Network Constrained Mobile Objects. SSTD 2007: 403-422 | |
169 | Xuegang Huang, Christian S. Jensen, Hua Lu, Simonas Saltenis: S-GRID: A Versatile Approach to Efficient Query Processing in Spatial Networks. SSTD 2007: 93-111 | |
168 | Christian S. Jensen, Stardas Pakalnis: TRAX - Real-World Tracking of Moving Objects. VLDB 2007: 1362-1365 | |
167 | Laurynas Biveinis, Simonas Saltenis, Christian S. Jensen: Main-Memory Operation Buffering for Efficient R-Tree Update. VLDB 2007: 591-602 | |
166 | Agne Brilingaite, Christian S. Jensen: Enabling Routes of Road Network Constrained Movements as Mobile Service Context. GeoInformatica 11(1): 55-102 (2007) | |
165 | Christian S. Jensen, Dan Lin, Beng Chin Ooi: Continuous Clustering of Moving Objects. IEEE Trans. Knowl. Data Eng. 19(9): 1161-1174 (2007) | |
164 | Bedirhan Urgun, Curtis E. Dyreson, Richard T. Snodgrass, Jessica K. Miller, Nick Kline, Michael D. Soo, Christian S. Jensen: Integrating multiple calendars using tau-ZAMAN. Softw., Pract. Exper. 37(3): 267-308 (2007) | |
163 | Laura M. Haas, Christian S. Jensen, Martin L. Kersten: Special issue: best papers of VLDB 2005. VLDB J. 16(1): 1-3 (2007) | |
2006 | ||
162 | Panos K. Chrysanthis, Christian S. Jensen, Vijay Kumar, Alexandros Labrinidis: Fifth ACM International Workshop on Data Engineering for Wireless and Mobile Access, Mobide 2006, June 25, 2006, Chicago, IL, USA, Proceedings ACM 2006 | |
161 | Gustavo Alonso, Christian S. Jensen, Bernhard Mitschang: Data Always and Everywhere - Management of Mobile, Ubiquitous, Pervasive, and Sensor Data, 16.10. - 21.10.2005 Internationales Begegnungs- und Forschungszentrum für Informatik (IBFI), Schloss Dagstuhl, Germany 2006 | |
160 | Xuegang Huang, Christian S. Jensen, Simonas Saltenis: Multiple k Nearest Neighbor Query Processing in Spatial Network Databases. ADBIS 2006: 266-281 | |
159 | Christian S. Jensen, Dalia Tiesyte, Nerius Tradisauskas: The COST Benchmark-Comparison and Evaluation of Spatio-temporal Indexes. DASFAA 2006: 125-140 | |
158 | Albrecht Schmidt, Christian S. Jensen: Efficient Maintenance of Ephemeral Data. DASFAA 2006: 141-155 | |
157 | Christian S. Jensen: Geo-Enabled, Mobile Services-A Tale of Routes, Detours, and Dead Ends. DASFAA 2006: 6-19 | |
156 | Michael H. Böhlen, Johann Gamper, Christian S. Jensen: Multi-dimensional Aggregation for Temporal Data. EDBT 2006: 257-275 | |
155 | Albrecht Schmidt, Christian S. Jensen, Simonas Saltenis: Expiration Times for Data Management. ICDE 2006: 36 | |
154 | Zhiyong Huang, Christian S. Jensen, Hua Lu, Beng Chin Ooi: Skyline Queries Against Mobile Lightweight Devices in MANETs. ICDE 2006: 66 | |
153 | Christian S. Jensen, Dan Lin, Beng Chin Ooi, Rui Zhang: Effective Density Queries on ContinuouslyMoving Objects. ICDE 2006: 71 | |
152 | Christian S. Jensen, Dalia Tiesyte, Nerius Tradisauskas: Robust B+-Tree-Based Indexing of Moving Objects. MDM 2006: 12 | |
151 | Michael H. Böhlen, Johann Gamper, Christian S. Jensen: How Would You Like to Aggregate Your Temporal Data? TIME 2006: 121-136 | |
150 | Mindaugas Pelanis, Simonas Saltenis, Christian S. Jensen: Indexing the past, present, and anticipated future positions of moving objects. ACM Trans. Database Syst. 31(1): 255-298 (2006) | |
149 | Michael H. Böhlen, Johann Gamper, Christian S. Jensen: An algebraic framework for temporal attribute characteristics. Ann. Math. Artif. Intell. 46(3): 349-374 (2006) | |
148 | Rimantas Benetis, Christian S. Jensen, Gytis Karciauskas, Simonas Saltenis: Nearest and reverse nearest neighbor queries for moving objects. VLDB J. 15(3): 229-249 (2006) | |
2005 | ||
147 | Klemens Böhm, Christian S. Jensen, Laura M. Haas, Martin L. Kersten, Per-Åke Larson, Beng Chin Ooi: Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30 - September 2, 2005 ACM 2005 | |
146 | Gustavo Alonso, Christian S. Jensen, Bernhard Mitschang: 05421 Abstracts Collection -- Data Always and Everywhere -- Management of Mobile, Ubiquitous, Pervasive, and Sensor Data. Data Always and Everywhere - Management of Mobile, Ubiquitous, Pervasive, and Sensor Data 2005 | |
145 | Gustavo Alonso, Christian S. Jensen, Bernhard Mitschang: 05421 Executive Summary -- Data Always and Everywhere -- Management of Mobile, Ubiquitous, and Pervasive Data. Data Always and Everywhere - Management of Mobile, Ubiquitous, Pervasive, and Sensor Data 2005 | |
144 | David B. Lomet, Richard T. Snodgrass, Christian S. Jensen: Using the Lock Manager to Choose Timestamps. IDEAS 2005: 357-368 | |
143 | Dan Lin, Christian S. Jensen, Beng Chin Ooi, Simonas Saltenis: Efficient indexing of the historical, present, and future positions of moving objects. Mobile Data Management 2005: 59-66 | |
142 | Xuegang Huang, Christian S. Jensen, Simonas Saltenis: The Islands Approach to Nearest Neighbor Querying in Spatial Networks. SSTD 2005: 73-90 | |
141 | Philip A. Bernstein, David J. DeWitt, Andreas Heuer, Zachary G. Ives, Christian S. Jensen, Holger Meyer, M. Tamer Özsu, Richard T. Snodgrass, Kyu-Young Whang, Jennifer Widom: Database Publication Practices. VLDB 2005: 1241-1246 | |
140 | Torben Bach Pedersen, Christian S. Jensen: Multidimensional Databases. The Industrial Information Technology Handbook 2005: 1-13 | |
139 | Albrecht Schmidt, Christian S. Jensen: Efficient Management of Short-Lived Data CoRR abs/cs/0505038: (2005) | |
138 | Dieter Pfoser, Christian S. Jensen: Trajectory Indexing Using Movement Constraints*. GeoInformatica 9(2): 93-115 (2005) | |
137 | Dieter Pfoser, Nectaria Tryfona, Christian S. Jensen: Indeterminacy and Spatiotemporal Data: Basic Definitions and Case Study. GeoInformatica 9(3): 211-236 (2005) | |
136 | Alminas Civilis, Christian S. Jensen, Stardas Pakalnis: Techniques for Efficient Road-Network-Based Tracking of Moving Objects. IEEE Trans. Knowl. Data Eng. 17(5): 698-712 (2005) | |
135 | Philip A. Bernstein, Elisa Bertino, Andreas Heuer, Christian S. Jensen, Holger Meyer, M. Tamer Özsu, Richard T. Snodgrass, Kyu-Young Whang: An apples-to-apples comparison of two database journals. SIGMOD Record 34(4): 61-64 (2005) | |
134 | Anders Friis-Christensen, Christian S. Jensen, Jan Pettersen Nytun, David Skogan: A Conceptual Schema Language for the Management of Multiple Representations of Geographic Entities. T. GIS 9(3): 345-380 (2005) | |
133 | Dengfeng Gao, Christian S. Jensen, Richard T. Snodgrass, Michael D. Soo: Join operations in temporal databases. VLDB J. 14(1): 2-29 (2005) | |
2004 | ||
132 | Agne Brilingaite, Christian S. Jensen, Nora Zokaite: Enabling routes as context in mobile services. GIS 2004: 127-136 | |
131 | Alminas Civilis, Christian S. Jensen, Jovita Nenortaite, Stardas Pakalnis: Efficient Tracking of Moving Objects with Precision Guarantees. MobiQuitous 2004: 164-173 | |
130 | Martin Breunig, Christian S. Jensen: 04441 Working Group - Research Issues in Mobile Querying. Mobile Information Management 2004 | |
129 | Susanne Boll, Martin Breunig, Nigel Davies, Christian S. Jensen, Birgitta König-Ries, Rainer Malaka, Florian Matthes, Christoforos Panayiotou, Simonas Saltenis, Thomas Schwarz: 04441 Working Group - Towards a Handbook for User-Centred Mobile Application Design. Mobile Information Management 2004 | |
128 | Xuegang Huang, Christian S. Jensen: Towards A Streams-Based Framework for Defining Location-Based Queries. STDBM 2004: 73-80 | |
127 | Christian S. Jensen, Dan Lin, Beng Chin Ooi: Query and Update Efficient B+-Tree Based Indexing of Moving Objects. VLDB 2004: 768-779 | |
126 | Xuegang Huang, Christian S. Jensen: In-Route Skyline Querying for Location-Based Services. W2GIS 2004: 120-135 | |
125 | Christian S. Jensen: Database Aspects of Location-Based Services. Location-Based Services 2004: 115-148 | |
124 | Christian S. Jensen, H. Lahrmann, Stardas Pakalnis, J. Runge: The Infati Data CoRR cs.DB/0410001: (2004) | |
123 | Kristian Torp, Christian S. Jensen, Richard T. Snodgrass: Modification semantics in now-relative databases. Inf. Syst. 29(8): 653-683 (2004) | |
122 | Christian S. Jensen, Augustas Kligys, Torben Bach Pedersen, Igor Timko: Multidimensional data modeling for location-based services. VLDB J. 13(1): 1-21 (2004) | |
2003 | ||
121 | Manolis Koubarakis, Timos K. Sellis, Andrew U. Frank, Stéphane Grumbach, Ralf Hartmut Güting, Christian S. Jensen, Nikos A. Lorentzos, Yannis Manolopoulos, Enrico Nardelli, Barbara Pernici, Hans-Jörg Schek, Michel Scholl, Babis Theodoulidis, Nectaria Tryfona: Spatio-Temporal Databases: The CHOROCHRONOS Approach Springer 2003 | |
120 | Christian S. Jensen, Jan Kolárvr, Torben Bach Pedersen, Igor Timko: Nearest neighbor queries in road networks. GIS 2003: 1-8 | |
119 | Laurynas Speicys, Christian S. Jensen, Augustas Kligys: Computational data modeling for network-constrained moving objects. GIS 2003: 118-125 | |
118 | Dieter Pfoser, Christian S. Jensen: Indexing of network constrained moving objects. GIS 2003: 25-32 | |
117 | Anders Friis-Christensen, Christian S. Jensen: Object-Relational Management of Multiply Represented Geographic Entities. SSDBM 2003: 183-192 | |
116 | Christian S. Jensen, Torben Bach Pedersen, Laurynas Speicys, Igor Timko: Data Modeling for Mobile Services in the Real World. SSTD 2003: 1-9 | |
115 | Ralf Hartmut Güting, Michael H. Böhlen, Martin Erwig, Christian S. Jensen, Nikos A. Lorentzos, Enrico Nardelli, Markus Schneider, Jose Ramon Rios Viqueira: Spatio-temporal Models and Languages: An Approach Based on Data Types. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 117-176 | |
114 | Adriano Di Pasquale, Luca Forlizzi, Christian S. Jensen, Yannis Manolopoulos, Enrico Nardelli, Dieter Pfoser, Guido Proietti, Simonas Saltenis, Yannis Theodoridis, Theodoros Tzouramanis, Michael Vassilakopoulos: Access Methods and Query Processing Techniques. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 203-261 | |
113 | Martin Breunig, Can Türker, Michael H. Böhlen, Stefan Dieker, Ralf Hartmut Güting, Christian S. Jensen, Lukas Relly, Philippe Rigaux, Hans-Jörg Schek, Michel Scholl: Architectures and Implementations of Spatio-temporal Database Management Systems. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 263-318 | |
112 | Nectaria Tryfona, Rosanne Price, Christian S. Jensen: Conceptual Models for Spatio-temporal Applications. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 79-116 | |
111 | Jan Pettersen Nytun, Christian S. Jensen: Modeling and Testing Legacy Data Consistency Requirements. UML 2003: 341-355 | |
110 | Christian Hage, Christian S. Jensen, Torben Bach Pedersen, Laurynas Speicys, Igor Timko: Integrated Data Management for Mobile Services in the Real World. VLDB 2003: 1019-1030 | |
109 | Mong-Li Lee, Wynne Hsu, Christian S. Jensen, Bin Cui, Keng Lik Teo: Supporting Frequent Updates in R-Trees: A Bottom-Up Approach. VLDB 2003: 608-619 | |
108 | Curtis E. Dyreson, Torben Bach Pedersen, Christian S. Jensen: Incomplete Information in Multidimensional Databases. Multidimensional Databases 2003: 282-309 | |
107 | Janne Skyt, Christian S. Jensen, Leo Mark: A foundation for vacuuming temporal databases. Data Knowl. Eng. 44(1): 1-29 (2003) | |
106 | Christian S. Jensen: Letter from the Special Issue Editor. IEEE Data Eng. Bull. 26(2): 2 (2003) | |
105 | Albrecht Schmidt, Christian S. Jensen: Spatio-Temporal Data Exchange Standards. IEEE Data Eng. Bull. 26(2): 50-54 (2003) | |
104 | Christian S. Jensen: Introduction to special issue with best papers from EDBT 2002. Inf. Syst. 28(1-2): 1-2 (2003) | |
2002 | ||
103 | Christian S. Jensen, Keith G. Jeffery, Jaroslav Pokorný, Simonas Saltenis, Elisa Bertino, Klemens Böhm, Matthias Jarke: Advances in Database Technology - EDBT 2002, 8th International Conference on Extending Database Technology, Prague, Czech Republic, March 25-27, Proceedings Springer 2002 | |
102 | Christian S. Jensen, Augustas Kligys, Torben Bach Pedersen, Igor Timko: Multidimensional data modeling for location-based services. ACM-GIS 2002: 55-61 | |
101 | Janne Skyt, Christian S. Jensen, Torben Bach Pedersen: Specification-Based Data Reduction in Dimensional Data Warehouses. ICDE 2002: 278 | |
100 | Simonas Saltenis, Christian S. Jensen: Indexing of Moving Objects for Location-Based Services. ICDE 2002: 463-472 | |
99 | Anders Friis-Christensen, David Skogan, Christian S. Jensen, Gerhard Skagestein, Nectaria Tryfona: Management of Multiply Represented Geographic Entities. IDEAS 2002: 150-159 | |
98 | Rimantas Benetis, Christian S. Jensen, Gytis Karciauskas, Simonas Saltenis: Nearest Neighbor and Reverse Nearest Neighbor Queries for Moving Objects. IDEAS 2002: 44-53 | |
97 | Christian S. Jensen: Research Challenges in Location-Enabled M-Services. Mobile Data Management 2002: 3-7 | |
96 | Rosanne Price, Nectaria Tryfona, Christian S. Jensen: Extending UML for Space- and Time-Dependent Applications. Advanced Topics in Database Research, Vol. 1 2002: 342-366 | |
95 | Pankaj K. Agarwal, Leonidas J. Guibas, Herbert Edelsbrunner, Jeff Erickson, Michael Isard, Sariel Har-Peled, John Hershberger, Christian S. Jensen, Lydia E. Kavraki, Patrice Koehl, Ming C. Lin, Dinesh Manocha, Dimitris N. Metaxas, Brian Mirtich, David M. Mount, S. Muthukrishnan, Dinesh K. Pai, Elisha Sacks, Jack Snoeyink, Subhash Suri, Ouri Wolfson: Algorithmic issues in modeling motion. ACM Comput. Surv. 34(4): 550-572 (2002) | |
94 | Janne Skyt, Christian S. Jensen: Persistent Views-A Mechanism for Managing Ageing Data. Comput. J. 45(5): 481-493 (2002) | |
93 | Christian S. Jensen: Letter from the Special Issue Editor. IEEE Data Eng. Bull. 25(2): 2 (2002) | |
92 | Christian S. Jensen, Simonas Saltenis: Towards Increasingly Update Efficient Moving-Object Indexing. IEEE Data Eng. Bull. 25(2): 35-40 (2002) | |
91 | Giedrius Slivinskas, Christian S. Jensen, Richard T. Snodgrass: Bringing Order to Query Optimization. SIGMOD Record 31(2): 5-14 (2002) | |
90 | Simonas Saltenis, Christian S. Jensen: Indexing of now-relative spatio-bitemporal data. VLDB J. 11(1): 1-16 (2002) | |
2001 | ||
89 | Christian S. Jensen, Markus Schneider, Bernhard Seeger, Vassilis J. Tsotras: Advances in Spatial and Temporal Databases, 7th International Symposium, SSTD 2001, Redondo Beach, CA, USA, July 12-15, 2001, Proceedings Springer 2001 | |
88 | Anders Friis-Christensen, Nectaria Tryfona, Christian S. Jensen: Requirements and Research Issues in Geographic Data Modeling. ACM-GIS 2001: 2-8 | |
87 | Giedrius Slivinskas, Christian S. Jensen: Enhancing an Extensible Query Optimizer with Support for Multiple Equivalence Types. ADBIS 2001: 55-69 | |
86 | Curtis E. Dyreson, Michael H. Böhlen, Christian S. Jensen: MetaXPath. Dublin Core Conference 2001: 17-23 | |
85 | Rosanne Price, Nectaria Tryfona, Christian S. Jensen: Modeling Topological Constraints in Spatial Part-Whole Relationships. ER 2001: 27-40 | |
84 | Torben Bach Pedersen, Christian S. Jensen, Curtis E. Dyreson: Pre-Aggregation for Irregular OLAP Hierarchies with the TreeScape System. ICDE Demo Sessions 2001: 1-3 | |
83 | Dieter Pfoser, Christian S. Jensen: Querying the trajectories of on-line mobile objects. MobiDE 2001: 66-73 | |
82 | Giedrius Slivinskas, Christian S. Jensen, Richard T. Snodgrass: Adaptable Query Optimization and Evaluation in Temporal Middleware. SIGMOD Conference 2001: 127-138 | |
81 | Christian S. Jensen, Anders Friis-Christensen, Torben Bach Pedersen, Dieter Pfoser, Simonas Saltenis, Nectaria Tryfona: Location-based services: A database perspective. ScanGIS 2001: 59-68 | |
80 | Christian S. Jensen, David B. Lomet: Transaction Timestamping in (Temporal) Databases. VLDB 2001: 441-450 | |
79 | Christian S. Jensen, Torben Bach Pedersen: Mobile E-Services and Their Challenges to Data Warehousing. Datenbank Rundbrief 27: 8-16 (2001) | |
78 | Torben Bach Pedersen, Christian S. Jensen: Multidimensional Database Technology. IEEE Computer 34(12): 40-46 (2001) | |
77 | Giedrius Slivinskas, Christian S. Jensen, Richard T. Snodgrass: A Foundation for Conventional and Temporal Query Optimization Addressing Duplicates and Ordering. IEEE Trans. Knowl. Data Eng. 13(1): 21-49 (2001) | |
76 | Torben Bach Pedersen, Christian S. Jensen, Curtis E. Dyreson: A foundation for capturing and querying complex multidimensional data. Inf. Syst. 26(5): 383-423 (2001) | |
75 | Curtis E. Dyreson, Michael H. Böhlen, Christian S. Jensen: MetaXPath. J. Digit. Inf. 2(2): (2001) | |
2000 | ||
74 | Rosanne Price, Nectaria Tryfona, Christian S. Jensen: Modeling part-whole relationships for spatial data. ACM-GIS 2000: 1-8 | |
73 | Torben Bach Pedersen, Arie Shoshani, Junmin Gu, Christian S. Jensen: Extending OLAP Querying to External Object Databases. CIKM 2000: 405-413 | |
72 | Janne Skyt, Christian S. Jensen: Managing Aging Data Using Persistent Views (Extended Abstract). CoopIS 2000: 132-137 | |
71 | Giedrius Slivinskas, Christian S. Jensen, Richard T. Snodgrass: Query Plans for Conventional and Temporal Queries Involving Duplicates and Ordering. ICDE 2000: 547-558 | |
70 | Nectaria Tryfona, Christian S. Jensen: Using Abstractions for Spatio-Temporal Conceptual Modeling. SAC (1) 2000: 313-322 | |
69 | Simonas Saltenis, Christian S. Jensen, Scott T. Leutenegger, Mario A. Lopez: Indexing the Positions of Continuously Moving Objects. SIGMOD Conference 2000: 331-342 | |
68 | Rasa Bliujute, Christian S. Jensen, Simonas Saltenis, Giedrius Slivinskas: Light-Weight Indexing of General Bitemporal Data. SSDBM 2000: 125-138 | |
67 | Dieter Pfoser, Christian S. Jensen, Yannis Theodoridis: Novel Approaches in Query Processing for Moving Object Trajectories. VLDB 2000: 395-406 | |
66 | Torben Bach Pedersen, Christian S. Jensen, Curtis E. Dyreson: The TreeScape System: Reuse of Pre-Computed Aggregates over Irregular OLAP Hierarchies. VLDB 2000: 595-598 | |
65 | Christian S. Jensen, Richard T. Snodgrass: Temporally Enhanced Database Design. Advances in Object-Oriented Data Modeling 2000: 163-193 | |
64 | Christian S. Jensen: Review - The Logical Access Path Schema of a Database ACM SIGMOD Digital Review 2: (2000) | |
63 | Ralf Hartmut Güting, Michael H. Böhlen, Martin Erwig, Christian S. Jensen, Nikos A. Lorentzos, Markus Schneider, Michalis Vazirgiannis: A foundation for representing and querying moving objects. ACM Trans. Database Syst. 25(1): 1-42 (2000) | |
62 | Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Temporal statement modifiers. ACM Trans. Database Syst. 25(4): 407-456 (2000) | |
61 | Rosanne Price, Nectaria Tryfona, Christian S. Jensen: Extended Spatiotemporal UML: Motivations, Requirements and Constructs. J. Database Manag. 11(4): 14-27 (2000) | |
60 | Kristian Torp, Christian S. Jensen, Richard T. Snodgrass: Effective Timestamping in Databases. VLDB J. 8(3-4): 267-288 (2000) | |
1999 | ||
59 | Michael H. Böhlen, Christian S. Jensen, Michel Scholl: Spatio-Temporal Database Management, International Workshop STDBM'99, Edinburgh, Scotland, September 10-11, 1999, Proceedings Springer 1999 | |
58 | Heidi Gregersen, Christian S. Jensen: On the Ontological Expressiveness of Temporal Extensions to the Entity-Relationship Model. ER (Workshops) 1999: 110-121 | |
57 | Rasa Bliujute, Simonas Saltenis, Giedrius Slivinskas, Christian S. Jensen: Developing a DataBlade for a New Index. ICDE 1999: 314-323 | |
56 | Torben Bach Pedersen, Christian S. Jensen: Multidimensional Data Modeling for Complex Data. ICDE 1999: 336-345 | |
55 | Dieter Pfoser, Christian S. Jensen: Capturing the Uncertainty of Moving-Object Representations. SSD 1999: 111-132 | |
54 | Dieter Pfoser, Christian S. Jensen: Incremental Join of Time-Oriented Data. SSDBM 1999: 232-243 | |
53 | Torben Bach Pedersen, Christian S. Jensen, Curtis E. Dyreson: Supporting Imprecision in Multidimensional Databases Using Granularities. SSDBM 1999: 90-101 | |
52 | Curtis E. Dyreson, Michael H. Böhlen, Christian S. Jensen: Capturing and Querying Multiple Aspects of Semistructured Data. VLDB 1999: 290-301 | |
51 | Torben Bach Pedersen, Christian S. Jensen, Curtis E. Dyreson: Extending Practical Pre-Aggregation in On-Line Analytical Processing. VLDB 1999: 663-674 | |
50 | Christian S. Jensen: Review - Equivalence of Relational Algebra and Relational Calculus Query Languages Having Aggregate Functions ACM SIGMOD Digital Review 1: (1999) | |
49 | Christian S. Jensen: Review - Multi-Step Processing of Spatial Joins. ACM SIGMOD Digital Review 1: (1999) | |
48 | Christian S. Jensen: Review - R-Trees: A Dynamic Index Structure for Spatial Searching. ACM SIGMOD Digital Review 1: (1999) | |
47 | Nectaria Tryfona, Christian S. Jensen: Conceptual Data Modeling for Spatiotemporal Applications. GeoInformatica 3(3): 245-268 (1999) | |
46 | Christian S. Jensen, Richard T. Snodgrass: Temporal Data Management. IEEE Trans. Knowl. Data Eng. 11(1): 36-44 (1999) | |
45 | Heidi Gregersen, Christian S. Jensen: Temporal Entity-Relationship Models - A Survey. IEEE Trans. Knowl. Data Eng. 11(3): 464-497 (1999) | |
44 | Andrew U. Frank, Stéphane Grumbach, Ralf Hartmut Güting, Christian S. Jensen, Manolis Koubarakis, Nikos A. Lorentzos, Yannis Manolopoulos, Enrico Nardelli, Barbara Pernici, Hans-Jörg Schek, Michel Scholl, Timos K. Sellis, Babis Theodoulidis, Peter Widmayer: Chorochronos: A Research Network for Spatiotemporal Database Systems. SIGMOD Record 28(3): 12-21 (1999) | |
1998 | ||
43 | Michael H. Böhlen, Renato Busatto, Christian S. Jensen: Point-Versus Interval-Based Temporal Data Models. ICDE 1998: 192-200 | |
42 | Kristian Torp, Christian S. Jensen, Richard T. Snodgrass: Stratum Approaches to Temporal DBMS Implementation. IDEAS 1998: 4-13 | |
41 | Michael H. Böhlen, Christian S. Jensen, Bjørn Skjellaug: Spatio-temporal database support for legacy applications. SAC 1998: 226-234 | |
40 | Torben Bach Pedersen, Christian S. Jensen: Research Issues in Clinical Data Warehousing. SSDBM 1998: 43-52 | |
39 | Rasa Bliujute, Christian S. Jensen, Simonas Saltenis, Giedrius Slivinskas: R-Tree Based Indexing of Now-Relative Bitemporal Data. VLDB 1998: 345-356 | |
38 | Kristian Torp, Leo Mark, Christian S. Jensen: Efficient Differential Timeslice Computation. IEEE Trans. Knowl. Data Eng. 10(4): 599-611 (1998) | |
37 | Vassilis J. Tsotras, Christian S. Jensen, Richard T. Snodgrass: An Extensible Notation for Spatiotemporal Index Queries. SIGMOD Record 27(1): 47-53 (1998) | |
1997 | ||
36 | Kristian Torp, Christian S. Jensen, Michael H. Böhlen: Layered Temporal DBMS: Concepts and Techniques. DASFAA 1997: 371-380 | |
35 | Richard T. Snodgrass, Michael H. Böhlen, Christian S. Jensen, Andreas Steiner: Transitioning Temporal Support in TSQL2 to SQL3. Temporal Databases, Dagstuhl 1997: 150-194 | |
34 | Christian S. Jensen, Curtis E. Dyreson, Michael H. Böhlen, James Clifford, Ramez Elmasri, Shashi K. Gadia, Fabio Grandi, Patrick J. Hayes, Sushil Jajodia, Wolfgang Käfer, Nick Kline, Nikos A. Lorentzos, Yannis G. Mitsopoulos, Angelo Montanari, Daniel A. Nonen, Elisa Peressi, Barbara Pernici, John F. Roddick, Nandlal L. Sarda, Maria Rita Scalas, Arie Segev, Richard T. Snodgrass, Michael D. Soo, Abdullah Uz Tansel, Paolo Tiberio, Gio Wiederhold: The Consensus Glossary of Temporal Database Concepts - February 1998 Version. Temporal Databases, Dagstuhl 1997: 367-405 | |
33 | James Clifford, Curtis E. Dyreson, Tomás Isakowitz, Christian S. Jensen, Richard T. Snodgrass: On the Semantics of "Now" in Databases ACM Trans. Database Syst. 22(2): 171-214 (1997) | |
32 | John Bair, Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Notions of Upward Compatibility of Temporal Query Languages. Wirtschaftsinformatik 39(1): 25-34 (1997) | |
1996 | ||
31 | Christian S. Jensen, Richard T. Snodgrass, Michael D. Soo: Extending Existing Dependency Theory to Temporal Databases. IEEE Trans. Knowl. Data Eng. 8(4): 563-582 (1996) | |
30 | Christian S. Jensen, Richard T. Snodgrass: Semantics of Time-Varying Information. Inf. Syst. 21(4): 311-352 (1996) | |
1995 | ||
29 | Christian S. Jensen, Richard T. Snodgrass: Semantics of Time-Varying Attributes and their Use for Temporal Database Design. OOER 1995: 366-377 | |
28 | Michael H. Böhlen, Christian S. Jensen, Richard T. Snodgrass: Evaluating the Completeness of TSQL2 Temporal Databases 1995: 153-172 | |
27 | James Clifford, Christian S. Jensen, Richard T. Snodgrass, Michael H. Böhlen, Hasan Dewan, Duri Schmidt: Panel: The State-of-the-Art in Temporal Data Management: Perspectives from the Research and Financial Applications Communities Temporal Databases 1995: 356-357 | |
26 | Christian S. Jensen, Richard T. Snodgrass: The Surrogate Data Type. The TSQL2 Temporal Query Language 1995: 149-152 | |
25 | Christian S. Jensen, Richard T. Snodgrass, Michael D. Soo: The TSQL2 Data Model. The TSQL2 Temporal Query Language 1995: 153-238 | |
24 | Richard T. Snodgrass, Christian S. Jensen, Fabio Grandi: Schema Specification. The TSQL2 Temporal Query Language 1995: 239-242 | |
23 | Richard T. Snodgrass, Christian S. Jensen, Fabio Grandi: The From Clause. The TSQL2 Temporal Query Language 1995: 243-248 | |
22 | Suchen H. Hsu, Christian S. Jensen, Richard T. Snodgrass: Valid-Time Selection and Projection. The TSQL2 Temporal Query Language 1995: 249-296 | |
21 | T. Y. Cliff Leung, Christian S. Jensen, Richard T. Snodgrass: Modification. The TSQL2 Temporal Query Language 1995: 297-302 | |
20 | Christian S. Jensen, Richard T. Snodgrass, T. Y. Cliff Leung: Cursors. The TSQL2 Temporal Query Language 1995: 303-308 | |
19 | James Clifford, Curtis E. Dyreson, Richard T. Snodgrass, Tomás Isakowitz, Christian S. Jensen: ``Now''. The TSQL2 Temporal Query Language 1995: 383-392 | |
18 | Christian S. Jensen: Vacuuming. The TSQL2 Temporal Query Language 1995: 447-460 | |
17 | Michael D. Soo, Christian S. Jensen, Richard T. Snodgrass: An Architectural Framework. The TSQL2 Temporal Query Language 1995: 461-470 | |
16 | Richard T. Snodgrass, Christian S. Jensen, Curtis E. Dyreson, Wolfgang Käfer, Nick Kline, John F. Roddick: A Second Example. The TSQL2 Temporal Query Language 1995: 47-72 | |
15 | Michael D. Soo, Christian S. Jensen, Richard T. Snodgrass: An Algebra for TSQL2 The TSQL2 Temporal Query Language 1995: 501-544 | |
14 | Arie Segev, Christian S. Jensen, Richard T. Snodgrass: Report on The 1995 International Workshop on Temporal Databases. SIGMOD Record 24(4): 46-52 (1995) | |
1994 | ||
13 | Michael D. Soo, Richard T. Snodgrass, Christian S. Jensen: Efficient Evaluation of the Valid-Time Natural Join. ICDE 1994: 282-292 | |
12 | Christian S. Jensen, Richard T. Snodgrass: Temporal Specialization and Generalization. IEEE Trans. Knowl. Data Eng. 6(6): 954-974 (1994) | |
11 | Christian S. Jensen, Michael D. Soo, Richard T. Snodgrass: Unifying Temporal Data Models via a Conceptual Model. Inf. Syst. 19(7): 513-547 (1994) | |
10 | Christian S. Jensen, James Clifford, Ramez Elmasri, Shashi K. Gadia, Patrick J. Hayes, Sushil Jajodia: A Consensus Glossary of Temporal Database Concepts. SIGMOD Record 23(1): 52-64 (1994) | |
9 | Richard T. Snodgrass, Ilsoo Ahn, Gad Ariav, Don S. Batory, James Clifford, Curtis E. Dyreson, Ramez Elmasri, Fabio Grandi, Christian S. Jensen, Wolfgang Käfer, Nick Kline, Krishna G. Kulkarni, T. Y. Cliff Leung, Nikos A. Lorentzos, John F. Roddick, Arie Segev, Michael D. Soo, Suryanarayana M. Sripada: TSQL2 Language Specification. SIGMOD Record 23(1): 65-86 (1994) | |
8 | Richard T. Snodgrass, Ilsoo Ahn, Gad Ariav, Don S. Batory, James Clifford, Curtis E. Dyreson, Ramez Elmasri, Fabio Grandi, Christian S. Jensen, Wolfgang Käfer, Nick Kline, Krishna G. Kulkarni, T. Y. Cliff Leung, Nikos A. Lorentzos, John F. Roddick, Arie Segev, Michael D. Soo, Suryanarayana M. Sripada: A TSQL2 Tutorial. SIGMOD Record 23(3): 27-33 (1994) | |
1993 | ||
7 | Christian S. Jensen, Michael D. Soo, Richard T. Snodgrass: Unification of Temporal Data Models. ICDE 1993: 262-271 | |
6 |