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Note: Links lead to the DBLP on the Web. Nicolas Spyratos Nicolas Spyratos, Carlo Meghini : Preference-Based Query Tuning Through Refinement/Enlargement in a Formal Context. FoIKS 2006 : 278-293 Carlo Meghini , Yannis Tzitzikas , Nicolas Spyratos: Abduction for Extending Incomplete Information Sources. SETN 2006 : 267-278 Tao-Yuan Jen , Dominique Laurent , Nicolas Spyratos, Oumar Sy : Towards Mining Frequent Queries in Star Schemes. KDID 2005 : 104-123 Yannis Tzitzikas , Anastasia Analyti , Nicolas Spyratos: Compound Term Composition Algebra: The Semantics. J. Data Semantics 2 : 58-84 (2005) Yannis Tzitzikas , Nicolas Spyratos, Panos Constantopoulos : Mediators over taxonomy-based information sources. VLDB J. 14 (1): 112-136 (2005) Philippe Rigaux , Nicolas Spyratos: Metadata Inference for Document Retrieval in a Distributed Repository. ASIAN 2004 : 418-436 Cheikh Talibouya Diop , Arnaud Giacometti , Dominique Laurent , Nicolas Spyratos: Computation of Mining Queries: An Algebraic Approach. Constraint-Based Mining and Inductive Databases 2004 : 102-126 Yannis Tzitzikas , Carlo Meghini , Nicolas Spyratos: A Unifying Framework for Flexible Information Access in Taxonomy-Based Sources. FQAS 2004 : 161-174 Yannis Tzitzikas , Carlo Meghini , Nicolas Spyratos: Towards a Generalized Interaction Scheme for Information Access. FoIKS 2004 : 291-301 Kevin Keenoy , Alexandra Poulovassilis , Vassilis Christophides , Philippe Rigaux , George Papamarkos , Aimilia Magkanaraki , Miltos Stratakis , Nicolas Spyratos, Peter T. Wood : Personalisation Services for Self E-learning Networks. ICWE 2004 : 215-219 Mina Akaishi , Nicolas Spyratos: Discovering Implicit Relationships in a Web of Contexts. Intuitive Human Interfaces for Organizing and Accessing Intellectual Assets 2004 : 175-188 Birahim Gueye , Philippe Rigaux , Nicolas Spyratos: Taxonomy-Based Annotation of XML Documents: Application to eLearning Resources. SETN 2004 : 33-42 Yann Loyer , Nicolas Spyratos, Daniel Stamate : Hypothesis-based semantics of logic programs in multivalued logics. ACM Trans. Comput. Log. 5 (3): 508-527 (2004) Cheikh Talibouya Diop , Arnaud Giacometti , Dominique Laurent , Nicolas Spyratos: Extraction itérative de requêtes fréquentes. Ingénierie des Systèmes d'Information 9 (3-4): 83-108 (2004) Kevin Keenoy , Alexandra Poulovassilis , Vassilis Christophides , George Loizou , Giorgos Kokkinidis , George Samaras , Nicolas Spyratos: Report on the Workshop on Metadata Management in Grid and Peer-to-Peer Systems, London, December 16, 2003. SIGMOD Record 33 (3): 96-100 (2004) Yannis Tzitzikas , Anastasia Analyti , Nicolas Spyratos: The Semantics of the Compound Term Composition Algebra. CoopIS/DOA/ODBASE 2003 : 970-985 Mina Akaishi , Nicolas Spyratos, Yuzuru Tanaka : Contextual Search in Large Collections of Information Resources. EJC 2003 : 295-302 Yannis Tzitzikas , Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos : An Algebraic Approach for Specifying Compound Terms in Faceted Taxonomies. EJC 2003 : 67-87 Yannis Tzitzikas , Carlo Meghini , Nicolas Spyratos: Taxonomy-Based Conceptual Modeling for Peer-to-Peer Networks. ER 2003 : 446-460 Mina Akaishi , Makoto Ohigashi , Nicolas Spyratos, Yuzuru Tanaka : Information Access Space Framework over Contextualized Information Base. IV 2003 : 414-420 Carlo Meghini , Yannis Tzitzikas , Nicolas Spyratos: An Abduction-Based Method for Index Relaxation in Taxonomy-Based Sources. MFCS 2003 : 592-601 Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: Querying Weak Instances Under Extension Chase Semantics: A Complete Solution. Int. J. Comput. Math. 80 (5): 591-613 (2003) Yann Loyer , Nicolas Spyratos, Daniel Stamate : Parametrized semantics of logic programs--a unifying framework. Theor. Comput. Sci. 308 (1-3): 429-447 (2003) Yannis Tzitzikas , Nicolas Spyratos, Panos Constantopoulos , Anastasia Analyti : Extended Faceted Ontologies. CAiSE 2002 : 778-781 Cheikh Talibouya Diop , Arnaud Giacometti , Dominique Laurent , Nicolas Spyratos: Composition of Mining Contexts for Efficient Extraction of Association Rules. EDBT 2002 : 106-123 Nicolas Spyratos, Yannis Tzitzikas , Vassilis Christophides : On Personalizing the Catalogs of Web Portals. FLAIRS Conference 2002 : 430-434 Yann Loyer , Nicolas Spyratos: Hypothesis-Founded Semantics for Datalog Programs with Negation. MFCS 2002 : 483-494 Yannis Tzitzikas , Nicolas Spyratos, Panos Constantopoulos : Query Translation for Mediators over Ontology-Based Information Sources. SETN 2002 : 423-436 Yannis Tzitzikas , Nicolas Spyratos, Panos Constantopoulos , Anastasia Analyti : Extended Faceted Taxonomies for Web Catalogs. WISE 2002 : 192-204 M. Theodorakis , Anastasia Analyti , Panos Constantopoulos , Nicolas Spyratos: A theory of contexts in information bases. Inf. Syst. 27 (3): 151-191 (2002) Yannis Tzitzikas , Panos Constantopoulos , Nicolas Spyratos: Mediators over Ontology-Based Information Sources. WISE (1) 2001 : 31-40 Michael I. Dekhtyar , Alexander Ja. Dikovsky , Sergey Dudakov , Nicolas Spyratos: Maximal state independent approximations to minimal real change. Ann. Math. Artif. Intell. 33 (2-4): 157-204 (2001) Yann Loyer , Nicolas Spyratos, Daniel Stamate : Hypotheses Founded Semantics of Logic Programs for Information Integration in Multi-Valued Logics CoRR cs.LO/0111059 : (2001) Dominique Laurent , Jens Lechtenbörger , Nicolas Spyratos, Gottfried Vossen : Monotonic complements for independent data warehouses. VLDB J. 10 (4): 295-315 (2001) Michael I. Dekhtyar , Alexander Ja. Dikovsky , Sergey Dudakov , Nicolas Spyratos: Maximal Expansions of Database Updates. FoIKS 2000 : 72-87 Yann Loyer , Nicolas Spyratos, Daniel Stamate : Hypothesis Support for Information Integration in Four-Valued Logics. IFIP TCS 2000 : 536-548 Yann Loyer , Nicolas Spyratos, Daniel Stamate : Integration of Information in Four-Valued Logics under Non-Uniform Assumptions. ISMVL 2000 : 185- Yann Loyer , Nicolas Spyratos, Daniel Stamate : Test d'hypothèses pour l'intégration d'information en logique à quatre valeurs. JFPLC 2000 : 265- Yann Loyer , Nicolas Spyratos, Daniel Stamate : Computing and Comparing Semantics of Programs in Multi-valued Logics CoRR cs.LO/0002013 : (2000) Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos : Deriving and Retrieving Contextual Categorical Information through Instance Inheritance. Fundam. Inform. 44 (4): 321-351 (2000) M. Theodorakis , Anastasia Analyti , Panos Constantopoulos , Nicolas Spyratos: Contextualization as an Abstraction Mechanism for Conceptual Modelling. ER 1999 : 475-489 Dominique Laurent , Jens Lechtenbörger , Nicolas Spyratos, Gottfried Vossen : Complements for Data Warehouses. ICDE 1999 : 490-499 Michael I. Dekhtyar , Alexander Ja. Dikovsky , Nicolas Spyratos: Incremental Expansion of Database Updates Through Integrity Constraints. JFPLC 1999 : 189-204 Michael I. Dekhtyar , Alexander Ja. Dikovsky , Sergey Dudakov , Nicolas Spyratos: Monotone Expansion of Updates in Logical Databases. LPNMR 1999 : 132-146 Yann Loyer , Nicolas Spyratos, Daniel Stamate : Computing and Comparing Semantics of Programs in Four-Valued Logics. MFCS 1999 : 59-69 M. Theodorakis , Anastasia Analyti , Panos Constantopoulos , Nicolas Spyratos: Context in Information Bases. CoopIS 1998 : 260-270 Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos , Martin Doerr : Inheritance under Participation Constraints and Disjointness. EJC 1998 : 254-274 Michael I. Dekhtyar , Alexander Ja. Dikovsky , Nicolas Spyratos: On Logically Justified Updates. IJCSLP 1998 : 250-264 Yann Loyer , Nicolas Spyratos, Daniel Stamate : Unification des sémantiques usuelles de programmes logiques. JFPLC 1998 : 135-150 Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: Updating Intensional Predicates in Deductive Databases. Data Knowl. Eng. 26 (1): 37-70 (1998) Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos : Deriving Semantic Information through Property Covering and Inheritance. Data Knowl. Eng. 28 (1): 3-30 (1998) Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos : On the Semantics of a Semantic Network. Fundam. Inform. 36 (2-3): 109-144 (1998) Anastasia Analyti , Panos Constantopoulos , Nicolas Spyratos: Specialization by Restriction and Schema Derivations. Inf. Syst. 23 (1): 1-38 (1998) Mirian Halfeld Ferrari Alves , Dominique Laurent , Nicolas Spyratos: Update Rules in Datalog Programs. J. Log. Comput. 8 (6): 745-775 (1998) A. Faye , Arnaud Giacometti , Dominique Laurent , Nicolas Spyratos: Mining Significant Rules from Databases. Networking and Information Systems 1 (6): 653-682 (1998) S. Kazem Lellahi , Rachid Souah , Nicolas Spyratos: An Algebraic Query Language for Object-Oriented Data Models. DEXA 1997 : 519-528 Anastasia Analyti , Nicolas Spyratos, Panos Constantopoulos : Property Covering: A Powerful Construct for Schema Derivations. ER 1997 : 271-284 Gösta Grahne , Nicolas Spyratos, Daniel Stamate : Semantics and Containment with Internal and External Conjunctions. ICDT 1997 : 71-82 Michael I. Dekhtyar , Alexander Ja. Dikovsky , Nicolas Spyratos: On Conservative Enforced Updates. LPNMR 1997 : 244-257 Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: The Use of Deleted Tuples in Database, Querying and Updating. Acta Inf. 34 (12): 905-925 (1997) S. Kazem Lellahi , Nicolas Spyratos, M'Bayang Thiam : Object Functional Dependencies and the Semantics of Class Extensions. BDA 1996 : 99-118 Mirian Halfeld Ferrari Alves , Synnöve Kekkonen-Moneta , Dominique Laurent , Nicolas Spyratos: Point fixe alterné et bases de données Datalog étendues. JFPLC 1996 : 33-48 Nicolas Spyratos, Daniel Stamate : Bases de données avec informations incertaines. Sémantique et mises à jour. JFPLC 1996 : 49- Eugénie Foustoucos , S. Kazem Lellahi , Nicolas Spyratos: An Algebraic semantics for Datalog. JFPLC 1995 : 225-239 Mirian Halfeld Ferrari Alves , Dominique Laurent , Nicolas Spyratos: Règles de mises à jour et programmes Datalog neg . JFPLC 1995 : 241-254 Mirian Halfeld Ferrari Alves , Dominique Laurent , Nicolas Spyratos: Update Rules in Datalog Programs. LPNMR 1995 : 71-84 Mirian Halfeld Ferrari Alves , Dominique Laurent , Nicolas Spyratos: Passive and Active Rules in Deductive Databases. MFCS 1994 : 383-392 Dominique Laurent , Nicolas Spyratos: A Partition Model Approach to Updating Universal Scheme Interfaces. IEEE Trans. Knowl. Data Eng. 6 (2): 316-330 (1994) Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: Database Updating Revisited. DOOD 1993 : 296-309 Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: Updating Intensional Predicates in Deductive Databases. ICDE 1993 : 14-21 Dominique Laurent , Viet Phan Luong , Nicolas Spyratos: Deleted Tuples are Useful when Updating through Universal Scheme Interfaces. ICDE 1992 : 420-427 S. Kazem Lellahi , Nicolas Spyratos: Towards a Categorial Data Model Supporting Structured Objects and Inheritance. East/West Database Workshop 1990 : 86-105 Dominique Laurent , Nicolas Spyratos: Introducing Negative Information in Relational Databases. MFCS 1988 : 424-432 Dominique Laurent , Nicolas Spyratos: Partition Semantics for Incomplete Information in Relational Databases. SIGMOD Conference 1988 : 66-73 Christophe Lécluse , Nicolas Spyratos: Implementing Queries and Updates on Universal Scheme Interfaces. VLDB 1988 : 62-75 Christophe Lécluse , Nicolas Spyratos: La sémantique des requêtes et des mises à jour dans les bases de données relationnelles. BDA 1987 : 305-322 Nicolas Spyratos, Christophe Lécluse : Incorporating Functional Dependencies in Deductive Query Answering. ICDE 1987 : 658-664 Nicolas Spyratos: The Partition Model: A Deductive Database Model. ACM Trans. Database Syst. 12 (1): 1-37 (1987) Stavros S. Cosmadakis , Paris C. Kanellakis , Nicolas Spyratos: Partition Semantics for Relations. J. Comput. Syst. Sci. 33 (2): 203-233 (1986) François Bancilhon , Nicolas Spyratos: Algebraic Versus Probabilistic Independence in Data Bases. PODS 1985 : 149-153 Stavros S. Cosmadakis , Paris C. Kanellakis , Nicolas Spyratos: Partition Semantics for Relations. PODS 1985 : 261-275 Tomasz Imielinski , Nicolas Spyratos: On Lossless Transformation of Database Schemes not Necessarily Satisfying Universal Instance Assumption. PODS 1984 : 258-265 Serge Abiteboul , M. Spyratos , Nicolas Spyratos: Information Theoretic Aspects of Data Bases. PODS 1983 : 312-316 Alessandro D'Atri , Marina Moscarini , Nicolas Spyratos: Answering Queries in Relational Databases. SIGMOD Conference 1983 : 173-177 Nicolas Spyratos: An Operational Approach to Data Bases. PODS 1982 : 212-220 François Bancilhon , Nicolas Spyratos: Independent Components of Databases VLDB 1981 : 398-408 François Bancilhon , Nicolas Spyratos: Update Semantics of Relational Views. ACM Trans. Database Syst. 6 (4): 557-575 (1981) Nicolas Spyratos: Translation Structures of Relational Views. VLDB 1980 : 411-416 Nicolas Spyratos, François Bancilhon : Name Independence and Database Abstraction in the Relational Model. MFCS 1978 : 497-505 François Bancilhon , Nicolas Spyratos: Protection of Information in Relational Data Bases. VLDB 1977 : 494-500 1 [ 8 ] 2 [ 71 ] [ 74 ] [ 80 ] 3 [ 24 ] [ 25 ] [ 26 ] [ 29 ] [ 37 ] 4 [ 34 ] [ 38 ] [ 39 ] [ 40 ] [ 44 ] [ 45 ] [ 50 ] [ 51 ] [ 61 ] [ 62 ] [ 67 ] [ 73 ] [ 75 ] [ 87 ] 5 [ 1 ] [ 2 ] [ 4 ] [ 5 ] [ 11 ] 6 [ 65 ] [ 76 ] [ 81 ] 7 [ 34 ] [ 38 ] [ 39 ] [ 40 ] [ 44 ] [ 45 ] [ 50 ] [ 51 ] [ 60 ] [ 61 ] [ 62 ] [ 63 ] [ 67 ] [ 73 ] [ 86 ] 8 [ 10 ] [ 12 ] 9 [ 7 ] 10 [ 32 ] [ 43 ] [ 47 ] [ 48 ] [ 56 ] [ 59 ] 11 [ 32 ] [ 43 ] [ 47 ] [ 48 ] [ 56 ] [ 59 ] 12 [ 66 ] [ 77 ] [ 84 ] 13 [ 44 ] 14 [ 47 ] [ 56 ] [ 59 ] 15 [ 36 ] 16 [ 27 ] 17 [ 36 ] [ 66 ] [ 77 ] [ 84 ] 18 [ 33 ] 19 [ 79 ] 20 [ 9 ] 21 [ 88 ] 22 [ 10 ] [ 12 ] 23 [ 76 ] [ 81 ] 24 [ 29 ] 25 [ 76 ] 26 [ 17 ] [ 18 ] [ 20 ] [ 21 ] [ 22 ] [ 23 ] [ 24 ] [ 25 ] [ 26 ] [ 29 ] [ 31 ] [ 36 ] [ 37 ] [ 41 ] [ 49 ] [ 57 ] [ 66 ] [ 69 ] [ 77 ] [ 84 ] [ 88 ] 27 [ 49 ] [ 57 ] 28 [ 14 ] [ 15 ] [ 16 ] 29 [ 19 ] [ 27 ] [ 30 ] [ 35 ] 30 [ 76 ] 31 [ 42 ] [ 46 ] [ 52 ] [ 53 ] [ 54 ] [ 55 ] [ 58 ] [ 64 ] [ 68 ] [ 78 ] 32 [ 20 ] [ 21 ] [ 22 ] [ 31 ] [ 41 ] [ 69 ] 33 [ 81 ] 34 [ 70 ] [ 72 ] [ 82 ] [ 83 ] [ 89 ] [ 90 ] 35 [ 7 ] 36 [ 71 ] 37 [ 81 ] 38 [ 76 ] [ 81 ] 39 [ 79 ] [ 81 ] [ 85 ] 40 [ 76 ] 41 [ 35 ] 42 [ 8 ] 43 [ 28 ] [ 33 ] [ 42 ] [ 46 ] [ 52 ] [ 53 ] [ 54 ] [ 55 ] [ 58 ] [ 68 ] [ 78 ] 44 [ 81 ] 45 [ 88 ] 46 [ 71 ] [ 74 ] 47 [ 45 ] [ 50 ] [ 61 ] 48 [ 30 ] 49 [ 60 ] [ 62 ] [ 63 ] [ 65 ] [ 67 ] [ 70 ] [ 72 ] [ 73 ] [ 75 ] [ 82 ] [ 83 ] [ 86 ] [ 87 ] [ 89 ] 50 [ 49 ] [ 57 ] 51 [ 81 ]  ©2006 Association for Computing Machinery |
