2009 | ||
---|---|---|
171 | EE | Verena Kantere, Dimos Bousounis, Timos K. Sellis: A tool for mapping discovery over revealing schemas. EDBT 2009: 1124-1127 |
170 | EE | Dimitrios Skoutas, Dimitris Sacharidis, Alkis Simitsis, Verena Kantere, Timos K. Sellis: Top-k dominant web services under multi-criteria matching. EDBT 2009: 898-909 |
169 | EE | Verena Kantere, Spiros Skiadopoulos, Timos K. Sellis: Storing and Indexing Spatial Data in P2P Systems. IEEE Trans. Knowl. Data Eng. 21(2): 287-300 (2009) |
168 | EE | Verena Kantere, Dimitrios Tsoumakos, Timos K. Sellis, Nick Roussopoulos: GrouPeer: Dynamic clustering of P2P databases. Inf. Syst. 34(1): 62-86 (2009) |
167 | EE | Dimitris Sacharidis, Antonios Deligiannakis, Timos K. Sellis: Hierarchically compressed wavelet synopses. VLDB J. 18(1): 203-231 (2009) |
166 | EE | Dimitri Theodoratos, Pawel Placek, Theodore Dalamagas, Stefanos Souldatos, Timos K. Sellis: Containment of partially specified tree-pattern queries in the presence of dimension graphs. VLDB J. 18(1): 233-254 (2009) |
2008 | ||
165 | EE | Timos K. Sellis, Dimitrios Skoutas, K. Staikos: Database interoperability through Web Services and ontologies. BIBE 2008: 1-5 |
164 | EE | Pawel Placek, Dimitri Theodoratos, Stefanos Souldatos, Theodore Dalamagas, Timos K. Sellis: A heuristic approach for checking containment of generalized tree-pattern queries. CIKM 2008: 551-560 |
163 | EE | Dimitris Sacharidis, Kostas Patroumpas, Manolis Terrovitis, Verena Kantere, Michalis Potamias, Kyriakos Mouratidis, Timos K. Sellis: On-line discovery of hot motion paths. EDBT 2008: 392-403 |
162 | EE | Kostas Patroumpas, Evi Kefallinou, Timos K. Sellis: Monitoring continuous queries over streaming locations. GIS 2008: 81 |
161 | EE | Dimitrios Skoutas, Dimitris Sacharidis, Alkis Simitsis, Timos K. Sellis: Serving the Sky: Discovering and Selecting Semantic Web Services through Dynamic Skyline Queries. ICSC 2008: 222-229 |
160 | EE | Dimitrios Skoutas, Dimitris Sacharidis, Verena Kantere, Timos K. Sellis: Efficient Semantic Web Service Discovery in Centralized and P2P Environments. International Semantic Web Conference 2008: 583-598 |
159 | EE | Verena Kantere, Konstantina Palla, Kostas Patroumpas, Timos K. Sellis: A Simulator for a Mobile Peer-to-Peer Database Environment. MDM 2008: 223-224 |
158 | EE | Verena Kantere, Maria-Eirini Politou, Timos K. Sellis: Conceptual Synopses of Semantics in Social Networks Sharing Structured Data. OTM Conferences (2) 2008: 1367-1384 |
157 | EE | Kostas Patroumpas, Timos K. Sellis: Prioritized Evaluation of Continuous Moving Queries over Streaming Locations. SSDBM 2008: 240-257 |
156 | EE | Dimitris Sacharidis, Panagiotis Bouros, Timos K. Sellis: Caching Dynamic Skyline Queries. SSDBM 2008: 455-472 |
155 | EE | Giorgos Giannopoulos, Theodore Dalamagas, Magdalini Eirinaki, Timos K. Sellis: Boosting the ranking function learning process using clustering. WIDM 2008: 125-132 |
154 | EE | Xiaoying Wu, Stefanos Souldatos, Dimitri Theodoratos, Theodore Dalamagas, Timos K. Sellis: Efficient evaluation of generalized path pattern queries on XML data. WWW 2008: 835-844 |
153 | EE | Lefteris Sidirourgos, Giorgos Kokkinidis, Theodore Dalamagas, Vassilis Christophides, Timos K. Sellis: Indexing views to route queries in a PDMS. Distributed and Parallel Databases 23(1): 45-68 (2008) |
152 | EE | Theodore Dalamagas, Alexandra Meliou, Timos K. Sellis: Modeling and manipulating the structure of hierarchical schemas for the web. Inf. Sci. 178(4): 985-1010 (2008) |
151 | EE | Verena Kantere, Dimitrios Tsoumakos, Timos K. Sellis: A framework for semantic grouping in P2P databases. Inf. Syst. 33(7-8): 611-636 (2008) |
150 | EE | Nikos Karayannidis, Timos K. Sellis: Hierarchical clustering for OLAP: the CUBE File approach. VLDB J. 17(4): 621-655 (2008) |
2007 | ||
149 | EE | Timos K. Sellis, Alkis Simitsis: ETL Workflows: From Formal Specification to Optimization. ADBIS 2007: 1-11 |
148 | EE | Stefanos Souldatos, Xiaoying Wu, Dimitri Theodoratos, Theodore Dalamagas, Timos K. Sellis: Evaluation of partial path queries on xml data. CIKM 2007: 21-30 |
147 | EE | Stratis Viglas, Theodore Dalamagas, Vassilis Christophides, Timos K. Sellis, Aggeliki Dimitriou: Application of the Peer-to-Peer Paradigm in Digital Libraries. DELOS Conference 2007: 318-327 |
146 | EE | Verena Kantere, Dimitrios Tsoumakos, Timos K. Sellis: Semantic Grouping of Social Networks in P2P Database Settings. DEXA 2007: 689-699 |
145 | EE | Verena Kantere, Timos K. Sellis: Handling spatial data in distributed environments. GIS 2007: 3 |
144 | EE | Kostas Patroumpas, Theofanis Minogiannis, Timos K. Sellis: Approximate order-k Voronoi cells over positional streams. GIS 2007: 36 |
143 | EE | Dimitrios Skoutas, Alkis Simitsis, Timos K. Sellis: A Ranking Mechanism for SemanticWeb Service Discovery. IEEE SCW 2007: 41-48 |
142 | EE | Kostas Patroumpas, Timos K. Sellis: Semantics of Spatially-Aware Windows Over Streaming Moving Objects. MDM 2007: 52-59 |
141 | EE | Michalis Potamias, Kostas Patroumpas, Timos K. Sellis: Online Amnesic Summarization of Streaming Locations. SSTD 2007: 148-166 |
140 | EE | Verena Kantere, Timos K. Sellis: A Study for the Parameters of a Distributed Framework That Handles Spatial Areas. SSTD 2007: 385-402 |
139 | EE | Dimitrios Skoutas, Verena Kantere, Alkis Simitsis, Timos K. Sellis: Ontology-Based Data Sharing in P2P Databases. SWDB-ODBIS 2007: 117-137 |
138 | EE | Theodore Dalamagas, Panagiotis Bouros, Theodore Galanis, Magdalini Eirinaki, Timos K. Sellis: Mining user navigation patterns for personalizing topic directories. WIDM 2007: 81-88 |
137 | EE | Spiros Skiadopoulos, Nikos Sarkas, Timos K. Sellis, Manolis Koubarakis: Correction to "A Family of Directional Relation Models for Extended Objects". IEEE Trans. Knowl. Data Eng. 19(10): 1448 (2007) |
136 | EE | Spiros Skiadopoulos, Nikos Sarkas, Timos K. Sellis, Manolis Koubarakis: A Family of Directional Relation Models for Extended Objects. IEEE Trans. Knowl. Data Eng. 19(8): 1116-1130 (2007) |
2006 | ||
135 | Yannis Manolopoulos, Jaroslav Pokorný, Timos K. Sellis: ADBIS 2006, Advances in Databases and Information Systems, Communications of the Tenth East-European Conference on Advances in Databases and Information Systems, Thessaloniki, Hellas, September 3-7, 2006 CEUR-WS.org 2006 | |
134 | Yannis Manolopoulos, Jaroslav Pokorný, Timos K. Sellis: Advances in Databases and Information Systems, 10th East European Conference, ADBIS 2006, Thessaloniki, Greece, September 3-7, 2006, Proceedings Springer 2006 | |
133 | EE | Dimitri Theodoratos, Stefanos Souldatos, Theodore Dalamagas, Pawel Placek, Timos K. Sellis: Heuristic containment check of partial tree-pattern queries in the presence of index graphs. CIKM 2006: 445-454 |
132 | EE | Manolis Terrovitis, Spyros Passas, Panos Vassiliadis, Timos K. Sellis: A combination of trie-trees and inverted files for the indexing of set-valued attributes. CIKM 2006: 728-737 |
131 | EE | Michalis Potamias, Kostas Patroumpas, Timos K. Sellis: Amnesic online synopses for moving objects. CIKM 2006: 784-785 |
130 | EE | Verena Kantere, Timos K. Sellis: Reusing Classical Query Rewriting in P2P Databases. DBISP2P 2006: 285-297 |
129 | EE | Timos K. Sellis: Formal specification and optimization of ETL scenarios. DOLAP 2006: 1-2 |
128 | EE | Michael Mathioudakis, Dimitris Sacharidis, Timos K. Sellis: A study on workload-aware wavelet synopses for point and range-sum queries. DOLAP 2006: 27-34 |
127 | EE | Kostas Patroumpas, Timos K. Sellis: Window Specification over Data Streams. EDBT Workshops 2006: 445-464 |
126 | EE | Eleni G. Christodoulou, Theodore Dalamagas, Timos K. Sellis: NaviMoz: Mining Navigational Patterns in Portal Catalogs. EDBT Workshops 2006: 801-813 |
125 | Timos K. Sellis: Data Management in P2P Systems: Challenges and Research Issues. ICEIS (1) 2006: 21-22 | |
124 | EE | Verena Kantere, Timos K. Sellis: Data Exchange Issues in Peer-to-Peer Database Systems. ICEIS (Selected Papers) 2006: 29-37 |
123 | EE | Michalis Potamias, Kostas Patroumpas, Timos K. Sellis: Sampling Trajectory Streams with Spatiotemporal Criteria. SSDBM 2006: 275-284 |
122 | EE | Dimitri Theodoratos, Theodore Dalamagas, Pawel Placek, Stefanos Souldatos, Timos K. Sellis: Containment of Partially Specified Tree-Pattern Queries. SSDBM 2006: 3-12 |
121 | EE | Theodore Dalamagas, Tao Cheng, Klaas-Jan Winkel, Timos K. Sellis: A methodology for clustering XML documents by structure. Inf. Syst. 31(3): 187-228 (2006) |
120 | EE | Timos K. Sellis, Yannis Vassiliou: Data management research at the Knowledge and Database Systems Lab: (NTU Athens). SIGMOD Record 35(2): 62-67 (2006) |
2005 | ||
119 | EE | Zoi Kaoudi, Theodore Dalamagas, Timos K. Sellis: RDFSculpt: Managing RDF Schemas Under Set-Like Semantics. ESWC 2005: 123-137 |
118 | EE | Alkis Simitsis, Panos Vassiliadis, Timos K. Sellis: Optimizing ETL Processes in Data Warehouses. ICDE 2005: 564-575 |
117 | Alkis Simitsis, Panos Vassiliadis, Timos K. Sellis: Extraction-Transformation-Loading Processes. Encyclopedia of Database Technologies and Applications 2005: 240-245 | |
116 | EE | Serge Abiteboul, Rakesh Agrawal, Philip A. Bernstein, Michael J. Carey, Stefano Ceri, W. Bruce Croft, David J. DeWitt, Michael J. Franklin, Hector Garcia-Molina, Dieter Gawlick, Jim Gray, Laura M. Haas, Alon Y. Halevy, Joseph M. Hellerstein, Yannis E. Ioannidis, Martin L. Kersten, Michael J. Pazzani, Michael Lesk, David Maier, Jeffrey F. Naughton, Hans-Jörg Schek, Timos K. Sellis, Avi Silberschatz, Michael Stonebraker, Richard T. Snodgrass, Jeffrey D. Ullman, Gerhard Weikum, Jennifer Widom, Stanley B. Zdonik: The Lowell database research self-assessment. Commun. ACM 48(5): 111-118 (2005) |
115 | EE | Alkis Simitsis, Panos Vassiliadis, Timos K. Sellis: State-Space Optimization of ETL Workflows. IEEE Trans. Knowl. Data Eng. 17(10): 1404-1419 (2005) |
114 | EE | Spiros Skiadopoulos, Christos Giannoukos, Nikos Sarkas, Panos Vassiliadis, Timos K. Sellis, Manolis Koubarakis: Computing and Managing Cardinal Direction Relations. IEEE Trans. Knowl. Data Eng. 17(12): 1610-1623 (2005) |
2004 | ||
113 | EE | Yannis Stavrakas, Kostis Pristouris, Antonis Efandis, Timos K. Sellis: Implementing a Query Language for Context-Dependent Semistructured Data. ADBIS 2004: 173-188 |
112 | EE | Spiros Skiadopoulos, Christos Giannoukos, Panos Vassiliadis, Timos K. Sellis, Manolis Koubarakis: Computing and Handling Cardinal Direction Information. EDBT 2004: 329-347 |
111 | EE | Nikos Karayannidis, Timos K. Sellis, Yannis Kouvaras: CUBE File: A File Structure for Hierarchically Clustered OLAP Cubes. EDBT 2004: 621-638 |
110 | EE | Theodore Dalamagas, Tao Cheng, Klaas-Jan Winkel, Timos K. Sellis: Clustering XML Documents Using Structural Summaries. EDBT Workshops 2004: 547-556 |
109 | EE | Panagiotis Bouros, Theodore Dalamagas, Timos K. Sellis, Manolis Terrovitis: PatManQL: A Language to Manipulate Patterns and Data in Hierarchical Catalogs. PaRMa 2004 |
108 | EE | Theodore Dalamagas, Tao Cheng, Klaas-Jan Winkel, Timos K. Sellis: Clustering XML Documents by Structure. SETN 2004: 112-121 |
107 | EE | Kostas Patroumpas, Timos K. Sellis: Managing Trajectories of Moving Objects as Data Streams. STDBM 2004: 41-48 |
2003 | ||
106 | 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 | |
105 | EE | Roland Pieringer, Klaus Elhardt, Frank Ramsak, Volker Markl, Robert Fenk, Rudolf Bayer, Nikos Karayannidis, Aris Tsois, Timos K. Sellis: Combining Hierarchy Encoding and Pre-Grouping: Intelligent Grouping in Star Join Processing. ICDE 2003: 329-340 |
104 | EE | Manolis Koubarakis, Timos K. Sellis: Introduction. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 1-8 |
103 | EE | Manolis Koubarakis, Yannis Theodoridis, Timos K. Sellis: Spatio-temporal Databases in the Years Ahead. Spatio-Temporal Databases: The CHOROCHRONOS Approach 2003: 345-347 |
102 | EE | Aris Tsois, Timos K. Sellis: The Generalized Pre-Grouping Transformation: Aggregate-Query Optimization in the Presence of Dependencies. VLDB 2003: 644-655 |
101 | EE | Serge Abiteboul, Rakesh Agrawal, Philip A. Bernstein, Michael J. Carey, Stefano Ceri, W. Bruce Croft, David J. DeWitt, Michael J. Franklin, Hector Garcia-Molina, Dieter Gawlick, Jim Gray, Laura M. Haas, Alon Y. Halevy, Joseph M. Hellerstein, Yannis E. Ioannidis, Martin L. Kersten, Michael J. Pazzani, Michael Lesk, David Maier, Jeffrey F. Naughton, Hans-Jörg Schek, Timos K. Sellis, Avi Silberschatz, Michael Stonebraker, Richard T. Snodgrass, Jeffrey D. Ullman, Gerhard Weikum, Jennifer Widom, Stanley B. Zdonik: The Lowell Database Research Self Assessment CoRR cs.DB/0310006: (2003) |
100 | Nikos Karayannidis, Timos K. Sellis: SISYPHUS: The implementation of a chunk-based storage manager for OLAP data cubes. Data Knowl. Eng. 45(2): 155-180 (2003) | |
2002 | ||
99 | EE | Aris Tsois, Nikos Karayannidis, Timos K. Sellis, Dimitri Theodoratos: Cost-based optimization of aggregation star queries on hierarchically clustered data warehouses. DMDW 2002: 62-71 |
98 | EE | Nikos Karayannidis, Aris Tsois, Timos K. Sellis, Roland Pieringer, Volker Markl, Frank Ramsak, Robert Fenk, Klaus Elhardt, Rudolf Bayer: Processing Star Queries on Hierarchically-Clustered Fact Tables. VLDB 2002: 730-741 |
2001 | ||
97 | EE | Nikos Karayannidis, Timos K. Sellis: SISYPHUS: A Chunk-Based Storage Manager for OLAP Cubes. DMDW 2001: 10 |
96 | EE | Aris Tsois, Nikos Karayannidis, Timos K. Sellis: MAC: Conceptual data modeling for OLAP. DMDW 2001: 5 |
95 | EE | Iosif Lazaridis, Michalis Vazirgiannis, Timos K. Sellis: STEDEL: A Language For Interactive Spatiotemporal Compositions. ICME 2001 |
94 | EE | Nikos Karayannidis, Aris Tsois, Panos Vassiliadis, Timos K. Sellis: Design of the ERATOSTHENES OLAP Server. Panhellenic Conference on Informatics 2001: 32-49 |
93 | EE | Dimitri Theodoratos, Spyros Ligoudistianos, Timos K. Sellis: View selection for designing the global data warehouse. Data Knowl. Eng. 39(3): 219-240 (2001) |
92 | EE | Panos Vassiliadis, Zografoula Vagena, Spiros Skiadopoulos, Nikos Karayannidis, Timos K. Sellis: ARKTOS: towards the modeling, design, control and execution of ETL processes. Inf. Syst. 26(8): 537-561 (2001) |
2000 | ||
91 | EE | Timos K. Sellis: Databases Supporting Changes in Changing Worlds-The Case Spatio-Temporal Database Systems. IDEAS 2000: 145 |
90 | EE | Dimitri Theodoratos, Timos K. Sellis: Answering Multidimensional Queries on Cubes Using Other Cubes. SSDBM 2000: 109-123 |
89 | EE | Timos K. Sellis: Review - A Logical Approach to Multidimensional Databases. ACM SIGMOD Digital Review 2: (2000) |
88 | EE | Timos K. Sellis: Review - Efficient Processing of Spatial Joins Using R-Trees. ACM SIGMOD Digital Review 2: (2000) |
87 | EE | Timos K. Sellis: Review - Query Optimization by Simulated Annealing. ACM SIGMOD Digital Review 2: (2000) |
86 | EE | Timos K. Sellis: Review - The Aqua Approximate Query Answering System. ACM SIGMOD Digital Review 2: (2000) |
85 | EE | Timos K. Sellis: Review - The R*-Tree: An Efficient and Robust Access Method for Points and Rectangles. ACM SIGMOD Digital Review 2: (2000) |
84 | EE | Yannis Theodoridis, Emmanuel Stefanakis, Timos K. Sellis: Efficient Cost Models for Spatial Queries Using R-Trees. IEEE Trans. Knowl. Data Eng. 12(1): 19-32 (2000) |
83 | Dimitri Theodoratos, Timos K. Sellis: Incremental Design of a Data Warehouse. J. Intell. Inf. Syst. 15(1): 7-27 (2000) | |
82 | Michalis Vazirgiannis, D. Tsirikos, Th. Markousis, M. Trafalis, Y. Stamati, Michael Hatzopoulos, Timos K. Sellis: Interactive Multimedia Documents: A Modeling, Authoring and Rendering Approach. Multimedia Tools Appl. 12(2/3): 145-188 (2000) | |
81 | EE | Isabelle Mirbel, Barbara Pernici, Timos K. Sellis, S. Tserkezoglou, Michalis Vazirgiannis: Checking the Temporal Integrity of Interactive Multimedia Documents. VLDB J. 9(2): 111-130 (2000) |
1999 | ||
80 | EE | Dimitri Theodoratos, Spyros Ligoudistianos, Timos K. Sellis: Designing the Global Data Warehouse with SPJ Views. CAiSE 1999: 180-194 |
79 | EE | Yannis Vassiliou, Matthias Jarke, Timos K. Sellis, Eric Simon: Panel on Data Warehouse Quality Issues. CoopIS 1999: 8-9 |
78 | EE | Timos K. Sellis: CHOROCHRONOS: Research on Spatiotemporal Database Systems. DEXA Workshop 1999: 452-456 |
77 | Ioannis Kostalas, Timos K. Sellis, Michalis Vazirgiannis: Spatiotemporal Specification & Verification of Multimedia Scenarios. DS-8 1999: 169-188 | |
76 | EE | Dimitri Theodoratos, Timos K. Sellis: Dynamic Data Warehouse Design. DaWaK 1999: 1-10 |
75 | EE | Spyros Ligoudistianos, Timos K. Sellis, Dimitri Theodoratos, Yannis Vassiliou: Heuristic Algorithms for Designing a Data Warehouse with SPJ Views. DaWaK 1999: 96-105 |
74 | EE | Timos K. Sellis: CHOROCHRONOS - Research on Spatio-temporal Database Systems. Integrated Spatial Databases 1999: 308-316 |
73 | EE | Timos K. Sellis: Research Issues in Spatio-temporal Database Systems. SSD 1999: 5-11 |
72 | EE | Dimitri Theodoratos, Timos K. Sellis: Designing Data Warehouses. Data Knowl. Eng. 31(3): 279-301 (1999) |
71 | EE | Michalis Vazirgiannis, Ioannis Kostalas, Timos K. Sellis: Specifying and Authoring Multimedia Scenarios. IEEE MultiMedia 6(3): 24-37 (1999) |
70 | EE | Emmanuel Stefanakis, Michalis Vazirgiannis, Timos K. Sellis: Incorporating fuzzy set methodologies in a DBMS repository for the application domain of GIS. International Journal of Geographical Information Science 13(7): 657-675 (1999) |
69 | EE | Richard T. Snodgrass, Serge Abiteboul, Sophie Cluet, Michael J. Franklin, Guy M. Lohman, David B. Lomet, Gultekin Özsoyoglu, Raghu Ramakrishnan, Kenneth A. Ross, Timos K. Sellis, Patrick Valduriez: Reminiscences on Influential Papers. SIGMOD Record 28(1): 110-114 (1999) |
68 | EE | 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) |
67 | EE | Panos Vassiliadis, Timos K. Sellis: A Survey of Logical Models for OLAP Databases. SIGMOD Record 28(4): 64-69 (1999) |
1998 | ||
66 | EE | Costas Vassilakis, Panagiotis Georgiadis, Timos K. Sellis: Implementing Embedded Valid Time Query Languages. DEXA 1998: 561-572 |
65 | Spyros Ligoudistianos, Dimitri Theodoratos, Timos K. Sellis: Experimental Evaluation of Data Warehouse Configuration Algorithms. DEXA Workshop 1998: 218-223 | |
64 | EE | Dimitri Theodoratos, Timos K. Sellis: Data Warehouse Schema and Instance Design. ER 1998: 363-376 |
63 | EE | Yannis Theodoridis, Emmanuel Stefanakis, Timos K. Sellis: Cost Models for Join Queries in Spatial Databases. ICDE 1998: 476-483 |
62 | EE | Yannis Theodoridis, Timos K. Sellis, Apostolos Papadopoulos, Yannis Manolopoulos: Specifications for Efficient Indexing in Spatiotemporal Databases. SSDBM 1998: 123-132 |
61 | Theodore Dalamagas, Timos K. Sellis, L. Sinos: A Visual Database System for Spatial and Non-Spatial Data Management. VDB 1998: 105-122 | |
60 | L. Sinos, Theodore Dalamagas, Timos K. Sellis: Image Information System (IIS): A Visual Database System for Spatial and Non-Spatial Data Management. VDB 1998: 161-167 | |
59 | EE | Yannis Theodoridis, Dimitris Papadias, Emmanuel Stefanakis, Timos K. Sellis: Direction Relations and Two-Dimensional Range Queries: Optimisation Techniques. Data Knowl. Eng. 27(3): 313-336 (1998) |
58 | Michalis Vazirgiannis, Yannis Theodoridis, Timos K. Sellis: Spatio-Temporal Composition and Indexing for Large Multimedia Applications. Multimedia Syst. 6(4): 284-298 (1998) | |
1997 | ||
57 | EE | Dimitri Theodoratos, Timos K. Sellis: Data Warehouse Configuration. VLDB 1997: 126-135 |
56 | EE | Timos K. Sellis, Nick Roussopoulos, Christos Faloutsos: Multidimensional Access Methods: Trees Have Grown Everywhere. VLDB 1997: 13-14 |
55 | Emmanuel Stefanakis, Yannis Theodoridis, Timos K. Sellis, Yuk-Cheung Lee: Point Representation of Spatial Objects and Query Window Extension: A New Technique for Spatial Access Methods. International Journal of Geographical Information Science 11(6): 529-554 (1997) | |
54 | EE | Yannis E. Ioannidis, Raymond T. Ng, Kyuseok Shim, Timos K. Sellis: Parametric Query Optimization. VLDB J. 6(2): 132-151 (1997) |
1996 | ||
53 | Yannis Theodoridis, Michalis Vazirgiannis, Timos K. Sellis: Spatio-Temporal Indexing for Large Multimedia Applications. ICMCS 1996: 441-448 | |
52 | Michalis Vazirgiannis, Timos K. Sellis: Event and Action Representation and Composition for Multimedia Application Scenario Modelling. IDMS 1996: 71-89 | |
51 | EE | Yannis Theodoridis, Timos K. Sellis: A Model for the Prediction of R-tree Performance. PODS 1996: 161-171 |
1995 | ||
50 | Timos K. Sellis: Rules in Database Systems, Second International Workshop, RIDS '95, Glyfada, Athens, Greece, September 25 - 27, 1995, Proceedings Springer 1995 | |
49 | EE | Dimitris Papadias, Yannis Theodoridis, Timos K. Sellis, Max J. Egenhofer: Topological Relations in the World of Minimum Bounding Rectangles: A Study with R-trees. SIGMOD Conference 1995: 92-103 |
48 | Christos Faloutsos, Raymond T. Ng, Timos K. Sellis: Flexible and Adaptable Buffer Management Techniques for Database Management Systems. IEEE Trans. Computers 44(4): 546-560 (1995) | |
47 | Dimitris Papadias, Timos K. Sellis: A Pictorial Query-by-Example Language. J. Vis. Lang. Comput. 6(1): 53-72 (1995) | |
46 | EE | Timos K. Sellis, Yannis Vassiliou: The Database Group at National Technical University of Athens (NTUA). SIGMOD Record 24(4): 78-83 (1995) |
1994 | ||
45 | Asuman Dogac, M. Tamer Özsu, Alexandros Biliris, Timos K. Sellis: Advances in Object-Oriented Database Systems, Proceedings of the NATO Advanced Study Institute on Object-Oriented Database Systems, held in Izmir, Kusadasi, Turkey, August 6-16, 1993 NATO ASI OODBS 1994 | |
44 | Dimitris Papadias, Yannis Theodoridis, Timos K. Sellis: The Retrieval of Direction Relations using R-trees. DEXA 1994: 173-182 | |
43 | Yannis Theodoridis, Timos K. Sellis: Optimization Issues in R-tree Construction (Extended Abstract). IGIS 1994: 270-273 | |
42 | Kyuseok Shim, Timos K. Sellis, Dana S. Nau: Improvements on a Heuristic Algorithm for Multiple-Query Optimization. Data Knowl. Eng. 12(2): 197-222 (1994) | |
41 | Louiqa Raschid, Timos K. Sellis, Alex Delis: A Simulation-Based Study on the Concurrent Execution of Rules in a Database Environment. J. Parallel Distrib. Comput. 20(1): 20-42 (1994) | |
40 | EE | Dimitris Papadias, Timos K. Sellis: Qualitative Representation of Spatial Knowledge in Two-Dimensional Space VLDB J. 3(4): 479-516 (1994) |
1993 | ||
39 | Dimitris Papadias, Timos K. Sellis: The Semantics of Relations in 2D Space Using Representative Points: Spatial Indexes. COSIT 1993: 234-247 | |
38 | EE | Timos K. Sellis, Chih-Chen Lin, Louiqa Raschid: Coupling Production Systems and Database Systems: A Homogeneous Approach. IEEE Trans. Knowl. Data Eng. 5(2): 240-256 (1993) |
37 | EE | Christian S. Jensen, Leo Mark, Nick Roussopoulos, Timos K. Sellis: Using Differential Techniques to Efficiently Support Transaction Time VLDB J. 2(1): 75-111 (1993) |
36 | EE | John Grant, Witold Litwin, Nick Roussopoulos, Timos K. Sellis: Query Languages for Relational Multidatabases VLDB J. 2(2): 153-171 (1993) |
1992 | ||
35 | EE | Timos K. Sellis, Chih-Chen Lin: A Geometric Approach to Indexing Large Rule Bases. EDBT 1992: 405-420 |
34 | Alex Delis, Louiqa Raschid, Timos K. Sellis: Experiments on the Concurrent Rule Execution in Database Systems. ICTAI 1992: 405-412 | |
33 | Dimitris Papadias, Timos K. Sellis: Spatial Reasoning Using Symbolic Arrays. Spatio-Temporal Reasoning 1992: 153-161 | |
32 | EE | Yannis E. Ioannidis, Raymond T. Ng, Kyuseok Shim, Timos K. Sellis: Parametric Query Optimization. VLDB 1992: 103-114 |
31 | Mike P. Papazoglou, Timos K. Sellis: Preface. Int. J. Cooperative Inf. Syst. 1(1): 1-4 (1992) | |
30 | Mike P. Papazoglou, S. C. Laufmann, Timos K. Sellis: An Organizational Framework for Cooperating Intelligent Information Systems. Int. J. Cooperative Inf. Syst. 1(1): 169-202 (1992) | |
29 | Yannis E. Ioannidis, Timos K. Sellis: Supporting Inconsistent Rules in Database Systems. J. Intell. Inf. Syst. 1(3/4): 243-270 (1992) | |
1991 | ||
28 | EE | Raymond T. Ng, Christos Faloutsos, Timos K. Sellis: Flexible Buffer Allocation Based on Marginal Gains. SIGMOD Conference 1991: 387-396 |
27 | EE | Christos Faloutsos, Raymond T. Ng, Timos K. Sellis: Predictive Load Control for Flexible Buffer Allocation. VLDB 1991: 265-274 |
26 | EE | Nick Roussopoulos, Leo Mark, Timos K. Sellis, Christos Faloutsos: An Architecture for High Performance Engineering Information Systems. IEEE Trans. Software Eng. 17(1): 22-33 (1991) |
25 | EE | Timos K. Sellis, Leonard D. Shapiro: Query Optimization for Nontraditional Database Applications. IEEE Trans. Software Eng. 17(1): 77-86 (1991) |
1990 | ||
24 | EE | Timos K. Sellis, Subrata Ghosh: On the Multiple-Query Optimization Problem. IEEE Trans. Knowl. Data Eng. 2(2): 262-266 (1990) |
23 | EE | John Grant, Timos K. Sellis: Extended database logic: Complex objects and deduction. Inf. Sci. 52(1): 85-110 (1990) |
22 | Timos K. Sellis, Nick Roussopoulos, Raymond T. Ng: Efficient compilation of large rule bases using logical access paths. Inf. Syst. 15(1): 73-84 (1990) | |
1989 | ||
21 | EE | Yannis E. Ioannidis, Timos K. Sellis: Conflict Resolution of Rules Assigning Values to Virtual Attributes. SIGMOD Conference 1989: 205-214 |
20 | Chih-Chen Lin, Leo Mark, Timos K. Sellis, Christos Faloutsos: Performance Issues in the Binary Relationship Model. Data Knowl. Eng. 4: 195-221 (1989) | |
19 | EE | Louiqa Raschid, Timos K. Sellis, Chih-Chen Lin: Exploiting Concurrency in a DBMS Implementation for Production Systems. IEEE Data Eng. Bull. 12(1): 37-43 (1989) |
18 | EE | Timos K. Sellis: Special Issue on Rule Management and Processing in Expert Database Systems - Letter from the Guest Editor. SIGMOD Record 18(3): 3-4 (1989) |
17 | EE | Timos K. Sellis, Chih-Chen Lin, Louiqa Raschid: Data Intensive Production Systems: The DIPS Approach. SIGMOD Record 18(3): 52-57 (1989) |
1988 | ||
16 | Louiqa Raschid, Timos K. Sellis, Chih-Chen Lin: Exploiting Concurrency in a DBMS Implementation for Production. DPDS 1988: 34-45 | |
15 | Timos K. Sellis, Nick Roussopoulos: Deep Compilation of Large Rule Bases. Expert Database Conf. 1988: 525-549 | |
14 | EE | Timos K. Sellis, Chih-Chen Lin, Louiqa Raschid: Implementing Large Production Systems in a DBMS Environment: Concepts and Algorithms. SIGMOD Conference 1988: 404-412 |
13 | EE | Timos K. Sellis: Multiple-Query Optimization. ACM Trans. Database Syst. 13(1): 23-52 (1988) |
12 | Timos K. Sellis, Nick Roussopoulos, Leo Mark, Christos Faloutsos: Expert Database Systems: Efficient Support for Engineering Environments. Data Knowl. Eng. 3: 71-85 (1988) | |
11 | EE | Nick Roussopoulos, Christos Faloutsos, Timos K. Sellis: An Efficient Pictorial Database System for PSQL. IEEE Trans. Software Eng. 14(5): 639-650 (1988) |
10 | Timos K. Sellis: Intelligent caching and indexing techniques for relational database systems. Inf. Syst. 13(2): 175-185 (1988) | |
9 | EE | Sakti P. Ghosh, Chih-Chen Lin, Timos K. Sellis: Implementation of a Prolog-INGRES Interface. SIGMOD Record 17(2): 77-88 (1988) |
1987 | ||
8 | John Grant, Timos K. Sellis: Deductive Heterogeneous Databases. ISMIS 1987: 159-166 | |
7 | EE | Timos K. Sellis: Efficiently Supporting Procedures in Relational Database Systems. SIGMOD Conference 1987: 278-291 |
6 | EE | Christos Faloutsos, Timos K. Sellis, Nick Roussopoulos: Analysis of Object Oriented Spatial Access Methods. SIGMOD Conference 1987: 426-439 |
5 | EE | Timos K. Sellis, Nick Roussopoulos, Christos Faloutsos: The R+-Tree: A Dynamic Index for Multi-Dimensional Objects. VLDB 1987: 507-518 |
1986 | ||
4 | Michael Stonebraker, Timos K. Sellis, Eric N. Hanson: An Analysis of Rule Indexing Implementations in Data Base Systems. Expert Database Conf. 1986: 465-476 | |
3 | EE | Timos K. Sellis: Global Query Optimization. SIGMOD Conference 1986: 191-205 |
1985 | ||
2 | EE | Timos K. Sellis, Leonard D. Shapiro: Optimization of Extended Database Query Languages. SIGMOD Conference 1985: 424-436 |
1984 | ||
1 | Ru-Mei Kung, Eric N. Hanson, Yannis E. Ioannidis, Timos K. Sellis, Leonard D. Shapiro, Michael Stonebraker: Heuristic Search in Data Base Systems. Expert Database Workshop 1984: 537-548 |