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Note: Links lead to the DBLP on the Web. Luis Gravano Surajit Chaudhuri , Venkatesh Ganti , Luis Gravano: Selectivity Estimation for String Predicates: Overcoming the Underestimation Problem. ICDE 2004 : 227-238 Panagiotis G. Ipeirotis , Luis Gravano: When one Sample is not Enough: Improving Text Database Selection Using Shrinkage. SIGMOD Conference 2004 Luis Gravano, Vasileios Hatzivassiloglou , Richard Lichtenstein : Categorizing web queries according to geographical locality. CIKM 2003 : 325-333 Eugene Agichtein , Luis Gravano: Querying Text Databases for Efficient Information Extraction. ICDE 2003 : 113-124 Nicolas Bruno , Luis Gravano, Nick Koudas , Divesh Srivastava : Navigation- vs. Index-Based XML Multi-Query Processing. ICDE 2003 : 139-150 Luis Gravano, Panagiotis G. Ipeirotis , Nick Koudas , Divesh Srivastava : Text Joins for Data Cleansing and Integration in an RDBMS. ICDE 2003 : 729-731 Eugene Agichtein , Luis Gravano: QXtract: A Building Block for Efficient Information Extraction from Plain-Text Databases. SIGMOD Conference 2003 : 663 Vagelis Hristidis , Luis Gravano, Yannis Papakonstantinou : Efficient IR-Style Keyword Search over Relational Databases. VLDB 2003 : 850-861 Luis Gravano, Panagiotis G. Ipeirotis , Nick Koudas , Divesh Srivastava : Text joins in an RDBMS for web data integration. WWW 2003 : 90-101 Eugene Agichtein , Panagiotis G. Ipeirotis , Luis Gravano: Modeling Query-Based Access to Text Databases. WebDB 2003 : 87-92 Luis Gravano, Panagiotis G. Ipeirotis , Mehran Sahami : QProber: A system for automatic classification of hidden-Web databases. ACM Trans. Inf. Syst. 21 (1): 1-41 (2003) Luis Gravano: Web Mining Meets Web Search. DMKD 2002 Nicolas Bruno , Luis Gravano, Amélie Marian : Evaluating Top-k Queries over Web-Accessible Databases. ICDE 2002 : 369- Panagiotis G. Ipeirotis , Tom Barry , Luis Gravano: Extending SDARTS: extracting metadata from web databases and interfacing with the open archives initiative. JCDL 2002 : 162-170 Panagiotis G. Ipeirotis , Luis Gravano: Distributed Search over the Hidden Web: Hierarchical Database Sampling and Selection. VLDB 2002 : 394-405 Nicolas Bruno , Surajit Chaudhuri , Luis Gravano: Top-k selection queries over relational databases: Mapping strategies and performance evaluation. ACM Trans. Database Syst. 27 (2): 153-187 (2002) Luis Gravano, Panagiotis G. Ipeirotis , Mehran Sahami : Query- vs. Crawling-based Classification of Searchable Web Databases. IEEE Data Eng. Bull. 25 (1): 43-50 (2002) Noah Green , Panagiotis G. Ipeirotis , Luis Gravano: SDLIP + STARTS = SDARTS a protocol and toolkit for metasearching. JCDL 2001 : 207-214 Kathleen McKeown , Shih-Fu Chang , James J. Cimino , Steven Feiner , Carol Friedman , Luis Gravano, Vasileios Hatzivassiloglou , Steven Johnson , Desmond A. Jordan , Judith Klavans , André Kushniruk , Vimla L. Patel , Simone Teufel : PERSIVAL, a system for personalized search and summarization over multimedia healthcare information. JCDL 2001 : 331-340 Panagiotis G. Ipeirotis , Luis Gravano, Mehran Sahami : PERSIVAL demo: categorizing hidden-web resources. JCDL 2001 : 454 Panagiotis G. Ipeirotis , Luis Gravano, Mehran Sahami : Probe, Count, and Classify: Categorizing Hidden Web Databases. SIGMOD Conference 2001 Nicolas Bruno , Surajit Chaudhuri , Luis Gravano: STHoles: A Multidimensional Workload-Aware Histogram. SIGMOD Conference 2001 Eugene Agichtein , Luis Gravano, Jeff Pavel , Viktoriya Sokolova , Aleksandr Voskoboynik : Snowball: A Prototype System for Extracting Relations from Large Text Collections. SIGMOD Conference 2001 Luis Gravano, Panagiotis G. Ipeirotis , H. V. Jagadish , Nick Koudas , S. Muthukrishnan , Divesh Srivastava : Approximate String Joins in a Database (Almost) for Free. VLDB 2001 : 491-500 Eugene Agichtein , Steve Lawrence , Luis Gravano: Learning search engine specific query transformations for question answering. WWW 2001 : 169-178 José Luis Ambite , Yigal Arens , Eduard H. Hovy , Andrew Philpot , Luis Gravano, Vasileios Hatzivassiloglou , Judith Klavans : Simplifying Data Access: The Energy Data Collection Project. IEEE Computer 34 (2): 47-54 (2001) Luis Gravano: Letter from the Special Issue Editor. IEEE Data Eng. Bull. 24 (4): 2 (2001) Luis Gravano, Panagiotis G. Ipeirotis , H. V. Jagadish , Nick Koudas , S. Muthukrishnan , Lauri Pietarinen , Divesh Srivastava : Using q-grams in a DBMS for Approximate String Processing. IEEE Data Eng. Bull. 24 (4): 28-34 (2001) Kenneth A. Ross , Stefano Ceri , Luis Gravano, Per-Åke Larson , Leonid Libkin , Tova Milo : Reminiscences on Influential Papers. SIGMOD Record 30 (1): 55-57 (2001) Eugene Agichtein , Luis Gravano: Snowball : extracting relations from large plain-text collections. ACM DL 2000 : 85-94 Eugene Agichtein , Eleazar Eskin , Luis Gravano: Combining Strategies for Extracting Relations from Text Collections. ACM SIGMOD Workshop on Research Issues in Data Mining and Knowledge Discovery 2000 : 86-95 Luis Gravano: Characterizing Web Resources for Improved Search. DELOS Workshop: Information Seeking, Searching and Querying in Digital Libraries 2000 Vasileios Hatzivassiloglou , Luis Gravano, Ankineedu Maganti : An investigation of linguistic features and clustering algorithms for topical document clustering. SIGIR 2000 : 224-231 Junyan Ding , Luis Gravano, Narayanan Shivakumar : Computing Geographical Scopes of Web Resources. VLDB 2000 : 545-556 Panagiotis G. Ipeirotis , Luis Gravano, Mehran Sahami : Automatic Classification of Text Databases Through Query Probing. WebDB (Informal Proceedings) 2000 : 117-122 Panagiotis G. Ipeirotis , Luis Gravano, Mehran Sahami : Automatic Classification of Text Databases Through Query Probing. WebDB (Selected Papers) 2000 : 245-255 Luis Gravano: Letter from the Special Issue Editor. IEEE Data Eng. Bull. 23 (3): 2 (2000) Surajit Chaudhuri , Luis Gravano: Evaluating Top- k Selection Queries. VLDB 1999 : 397-410 Orkut Buyukkokten , Junghoo Cho , Hector Garcia-Molina , Luis Gravano, Narayanan Shivakumar : Exploiting Geographical Location Information of Web Pages. WebDB (Informal Proceedings) 1999 : 91-96 Luis Gravano, Hector Garcia-Molina , Anthony Tomasic : GlOSS: Text-Source Discovery over the Internet. ACM Trans. Database Syst. 24 (2): 229-264 (1999) Martin Röscheisen , Michelle Q. Wang Baldonado , Kevin Chen-Chuan Chang , Luis Gravano, Steven P. Ketchpel , Andreas Paepcke : The Stanford InfoBus and Its Service Layers: Augmenting the Internet with High-Level Information Management Protocols. The MeDoc Approach 1998 : 213-230 Luis Gravano, Yannis Papakonstantinou : Mediating and Metasearching on the Internet. IEEE Data Eng. Bull. 21 (2): 28-36 (1998) Shih-Fu Chang , Luis Gravano, Gail E. Kaiser , Kenneth A. Ross , Salvatore J. Stolfo : Database Research at Columbia University. SIGMOD Record 27 (3): 75-80 (1998) Michelle Q. Wang Baldonado , Kevin Chen-Chuan Chang , Luis Gravano, Andreas Paepcke : Metadata for Digital Libraries: Architecture and Design Rationale. ACM DL 1997 : 47-56 Luis Gravano, Kevin Chen-Chuan Chang , Hector Garcia-Molina , Andreas Paepcke : STARTS: Stanford Proposal for Internet Meta-Searching (Experience Paper). SIGMOD Conference 1997 : 207-218 Luis Gravano, Hector Garcia-Molina : Merging Ranks from Heterogeneous Internet Sources. VLDB 1997 : 196-205 Anthony Tomasic , Luis Gravano, Calvin Lue , Peter M. Schwarz , Laura M. Haas : Data Structures for Efficient Broker Implementation. ACM Trans. Inf. Syst. 15 (3): 223-253 (1997) Michelle Q. Wang Baldonado , Kevin Chen-Chuan Chang , Luis Gravano, Andreas Paepcke : The Stanford Digital Library Metadata Architecture. Int. J. on Digital Libraries 1 (2): 108-121 (1997) Hector Garcia-Molina , Luis Gravano, Narayanan Shivakumar : dSCAM: Finding Document Copies Across Multiple Databases. PDIS 1996 : 68-79 Surajit Chaudhuri , Luis Gravano: Optimizing Queries over Multimedia Repositories. SIGMOD Conference 1996 : 91-102 Surajit Chaudhuri , Luis Gravano: Optimizing Queries over Multimedia Repositories. IEEE Data Eng. Bull. 19 (4): 45-52 (1996) Luis Gravano, Hector Garcia-Molina : Generalizing GlOSS to Vector-Space Databases and Broker Hierarchies. VLDB 1995 : 78-89 Luis Gravano, Hector Garcia-Molina , Anthony Tomasic : Precision and Recall of GlOSS Estimators for Database Discovery. PDIS 1994 : 103-106 Luis Gravano, Hector Garcia-Molina , Anthony Tomasic : The Effectiveness of GlOSS for the Text Database Discovery Problem. SIGMOD Conference 1994 : 126-137 Robert Cypher , Luis Gravano: Storage-Efficient, Deadlock-Free Packet Routing Algorithms for Torus Networks. IEEE Trans. Computers 43 (12): 1376-1385 (1994) Gustavo D. Pifarré , Luis Gravano, Gustavo Denicolay , Jorge L. C. Sanz : Adaptive Deadlock- and Livelock-Free Routing in the Hypercube Network. IEEE Trans. Parallel Distrib. Syst. 5 (11): 1121-1139 (1994) Luis Gravano, Gustavo D. Pifarré , Pablo E. Berman , Jorge L. C. Sanz : Adaptive Deadlock- and Livelock-Free Routing with All Minimal Paths in Torus Networks. IEEE Trans. Parallel Distrib. Syst. 5 (12): 1233-1251 (1994) Gustavo D. Pifarré , Luis Gravano, Sergio A. Felperin , Jorge L. C. Sanz : Fully Adaptive Minimal Deadlock-Free Packet Routing in Hypercubes, Meshes, and other Networks: Algorithms and Simulations. IEEE Trans. Parallel Distrib. Syst. 5 (3): 247-263 (1994) Robert Cypher , Luis Gravano: Requirements for Deadlock-Free, Adaptive Packet Routing. SIAM J. Comput. 23 (6): 1266-1274 (1994) Robert Cypher , Luis Gravano: Adaptive, Deadlock-Free Packet Routing in Torus Networks with Minimal Storage. ICPP (3) 1992 : 204-211 Luis Gravano, Gustavo D. Pifarré , Gustavo Denicolay , Jorge L. C. Sanz : Adaptive Deadlock-Free Worrnhole Routing in Hypercubes. IPPS 1992 : 512-515 Robert Cypher , Luis Gravano: Requirements for Deadlock-Free, Adaptive Packet Routing. PODC 1992 : 25-33 Pablo E. Berman , Luis Gravano, Gustavo D. Pifarré , Jorge L. C. Sanz : Adaptive Deadlock- and Livelock-Free Routing with all Minimal Paths in Torus Networks. SPAA 1992 : 3-12 Sergio A. Felperin , Luis Gravano, Gustavo D. Pifarré , Jorge L. C. Sanz : Fully-adaptive routing: packet switching performance and wormhole algorithms. SC 1991 : 654-663 Gustavo D. Pifarré , Luis Gravano, Sergio A. Felperin , Jorge L. C. Sanz : Fully-Adaptive Minimal Deadlock-Free Packet Routing in Hypercubes, Meshes, and Other Networks. 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