. Pathquery, Object PathLink Object 10SNAQuery::= Metric Object 11 Complex-node::= Type {AttributeN ame AttributeV alue2} 12 Object::=Type {AttributeN ame AttributeV alue {Condition}} 13. Condition::= ConditionOperator ConditionValue Conditionlink 14, ConditionOperator::=( DIFFERENT| GREAT_THAN| GREAT_EQUAL| LESS_THAN | LESS_EQUAL | EQUAL| CONTAINS | GROUPBY| LIMIT| OFFSET

F. Amardeilh, P. Laublet, and J. Minel, Document annotation and ontology population from linguistic extractions, Proceedings of the 3rd international conference on Knowledge capture , K-CAP '05, p.161168, 2005.
DOI : 10.1145/1088622.1088651
URL : https://hal.archives-ouvertes.fr/halshs-00102591

M. Andries, M. G. , I. Thyssens, and J. Van-den-bussche, Concepts for graph-oriented object manipulation, Pro- Bibliography ceedings of the 3rd International Conference on Extending Database Technology: Advances in Database Technology, EDBT '92, pp.2138-2180, 1992.
DOI : 10.1007/BFb0032421

C. Gutierrez, Survey of graph database models, ACM Comput. Surv, vol.40, issue.1, p.139, 2008.

]. R. Baeza-yates and G. Valiente, An image similarity measure based on graph matching, Proceedings Seventh International Symposium on String Processing and Information Retrieval. SPIRE 2000, p.28, 2000.
DOI : 10.1109/SPIRE.2000.878177

]. K. Balog, K. Hofmann, W. Weerkamp, and M. De-rijke, The University of Amsterdam at the TREC 2007 Enterprise Track, TREC 2007 Working Notes, p.248251, 2007.

J. Banâtre, P. Fradet, and D. L. Métayer, Gamma and the Chemical Reaction Model: Fifteen Years After, Proceedings of the Workshop on Multiset Processing: Multiset Processing, Mathematical, Computer Science, and Molecular Computing Points of View, WMP '00, p.1744, 2001.
DOI : 10.1007/3-540-45523-X_2

R. Bardohl, M. Minas, A. Schürr, and G. Taentzer, Application of Graph Transformation to Visual Languages In Hartmut Ehrig, Gregor Engels, Hans-Jörg Kreowski and Grzegorz Rozenberg, editeurs , Handbook of Graph Grammars and Computing by Graph Transformation , volume II: Applications, Languages and Tools, World Scientic, p.105180, 1999.

]. E. Barendsen and S. Smetsers, Handbook of graph grammars and computing by graph transformation Applications, languages, and tools, chapitre Graph rewriting aspects of functional programming, p.63102, 1999.

L. Baresi and R. Heckel, Tutorial Introduction to Graph Transformation: A Software Engineering Perspective, p.402429, 2002.

]. D. Beckett and J. Grant, SWAD-Europe Deliverable 10.2: Mapping Semantic Web Data with RDBMSes, 2003.

]. E. Bengoetxea, Inexact Graph Matching Using Estimation of Distribution Algorithms, p.15, 2002.

A. Billig and K. Sandkuhl, Enterprise Ontology based Artefact Management, GI Jahrestagung, p.681687, 2008.

]. G. Bisson, C. Nédellec, and D. Ca-namero, Designing clustering methods for ontology building: The MoâK workbench, p.1319, 2000.

C. Bizer and R. Cyganiak, D2RQ -Lessons Learned, p.35, 2007.

R. Viewsâ-ofâ and S. Dataâ, Declarative SQL Schema to RDF Mapping) OpenLink Software, 2007.

]. H. Blau, N. Immerman, and D. Jensen, A visual language for querying and updating graphs, p.20, 2002.

]. E. Blomqvist and A. Ohgren, Constructing an Enterprise Ontology for an Automotive Supplier, Proceedings of the 12th IFAC Symposium on Information Control Problems in Manufacturing, p.55, 2006.
DOI : 10.1016/j.engappai.2007.09.004

E. Blomqvist, OntoCase - A Pattern-Based Ontology Construction Approach, Proceedings of the 2007 OTM Confederated international conference on On the move to meaningful internet systems: CoopIS, DOA, ODBASE, GADA, and IS -Volume Part I, OTM'07, p.971988, 2007.
DOI : 10.1007/978-3-540-76848-7_64

A. Bonifati and S. Ceri, Comparative analysis of ve XML query languages, SIGMOD Rec, vol.29, issue.1, p.6879, 2000.

M. Karsten, C. S. Borgwardt, S. Ong, S. V. Schã-¶nauer, A. J. Vishwanathan et al., Protein function prediction via graph kernels, 2005.

]. V. Borkar and M. Carey, Extending xquery for grouping, duplicate elimination, and outer joins, XML Conference and Expo, 2004.

T. Bray, J. Paoli, and C. M. Sperberg-mcqueen, Extensible Markup Language (XML), World Wide Web Journal, vol.2, issue.4, p.2766, 1997.

]. J. Broekstra, SeRQL: Sesame RDF Query Language, M. Ehrig, editeur, SWAP Deliverable 3.2 Method Design, p.5568, 2003.

. Connell, A brief history of decision making, Harvard Business Review, vol.84, issue.132, p.3241, 2006.

P. Buitelaar and B. Magnini, Ontology Learning from Text: An Overview, Ontology Learning from Text: Methods, Applications and Evaluation, p.312, 2005.

M. J. Carey, J. Kiernan, J. Shanmugasundaram, E. J. Shekita, and S. N. Subramanian, XPERANTO: Middleware for Publishing Object-Relational Data as XML Documents, Proceedings of the 26th International Conference on Very Large Data Bases, VLDB '00, 2000.

]. M. Casanova and J. E. De-sa, Designing Entity-Relationship schemas for conventional information systems, 3rd Int. Conf. on the Entity-Relationship Approach, p.265278, 1983.

A. Marco, R. Casanova, C. H. Fagin, and . Papadimitriou, Inclusion dependencies and their interaction with functional dependencies, 1984.

]. G. Chartrand, Introductory graph theory, chapitre Directed Graphs as Mathematical Models, p.1619, 1985.

. Peter-pin-shan-chen, The entity-relationship modeltoward a unied view of data, ACM Trans. Database Syst, vol.1, p.936, 1976.

A. Li-chen, M. E. Gupta, and . Kurul, A Semantic-aware RDF Query Algebra, COMAD 2005, 2005.

H. L. Roger, T. M. Chiang, V. C. Barron, and . Storey, Reverse engineering of relational databases: extraction of an EER model from a relational database, Data Knowl. Eng, vol.12, p.107142, 1994.

H. L. Roger and . Chiang, A knowledge-based system for performing reverse engineering of relational databases, Decis. Support Syst, vol.13, p.295312, 1995.

]. Chong, S. Das, G. Eadon, and J. Srinivasan, An Ecient SQL-based RDF Querying Scheme, VLDB, p.12161227, 2005.

]. P. Cimiano and J. Vã, Text2Onto A Framework for Ontology Learning and Data-driven Change Discovery, Proc. of the Int. Conf. on Applications of Natural Language to Information Systems (NLDB'2005), p.227238, 2005.

A. Philipp-cimiano, S. Hotho, and . Staab, Learning concept hierarchies from text corpora using formal concept analysis, J. Artif. Int. Res, vol.24, p.305339, 2005.

]. E. Codd, Data Models in Database Management, Proceedings of the Workshop on Data Abstraction, Databases and Conceptual Modelling, p.112114, 1980.

S. Thayne-coman, S. Greenblatt, and . Marcus, Graph-based technologies for intelligence analysis, Commun. ACM, vol.47, issue.3, p.4547, 2004.

W. William, P. D. Cohen, S. E. Ravikumar, and . Fienberg, A Comparison of String Distance Metrics for Name-Matching Tasks, IIWeb, pp.7378-85, 2003.

]. Conrad, D. Schener, and J. C. Freytag, XML Conceptual Modeling Using UML, Proceedings of the Ninteenth International Conference on Conceptual Modeling, p.558571, 2000.
DOI : 10.1007/3-540-45393-8_40
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.202.5056

]. M. Consens and A. O. Mendelzon, Expressing structural hypertext queries in graphlog, Proceedings of the second annual ACM conference on Hypertext , HYPERTEXT '89, pp.269292-269313, 1989.
DOI : 10.1145/74224.74247

J. Diane, L. B. Cook, and . Holder, Mining graph data, 2006.

A. Coulet, M. Smaïl-tabbone, A. Napoli, and M. Devignes, Role Assertion Analysis: a proposed method for ontology renement through assertion learning, STAIRS, p.4758, 2008.

M. Craven, Learning to construct knowledge bases from the World Wide Web, Artificial Intelligence, vol.118, issue.1-2, p.69113, 2000.
DOI : 10.1016/S0004-3702(00)00004-7

I. F. Cruz, A. O. Mendelzon, and P. T. Wood, A graphical query language supporting recursion, Proceedings of the 1987 ACM SIGMOD international conference on Management of data, p.323330, 1987.

F. Isabel, A. O. Cruz, P. T. Mendelzon, and . Wood, G+: Recursive Queries Without Recursion, Expert Database Conf, pp.645666-645686, 1988.

S. Dar, G. Entin, S. Geva, and E. Palmon, DTL's DataSpot: Database Exploration Using Plain Language, Proceedings of the 24rd International Conference on Very Large Data Bases, VLDB '98, 1998.

A. Deutsch, M. F. Fernandez, D. Florescu, A. Y. Levy, and D. Suciu, XML-QL: A Query Language for XML, 1998.

]. E. Dijkstra, A note on two problems in connexion with graphs, Numerische Mathematik, vol.4, issue.1, p.269271, 1959.
DOI : 10.1007/BF01386390

R. Dragut and . Lawrence, Composing Mappings Between Schemas Using a Reference Ontology, CoopIS/DOA, pp.783-800, 2004.
DOI : 10.1007/978-3-540-30468-5_50

]. H. Ehrig, K. Ehrig, U. Prange, and G. Taentzer, Fundamentals of algebraic graph transformation (monographs in theoretical computer science. an eatcs series), 2006.

K. Hartmut-ehrig, U. Ehrig, G. Prange, and . Taentzer, Fundamental Theory for Typed Attributed Graphs and Graph Transformation based on Adhesive HLR Categories, Bibliography Fundam. Inf, vol.74, issue.1, p.3161, 2006.

R. and G. Taentzer, The agg approach: language and environment, p.551603, 1999.

]. D. Faure and T. Poibeau, First experiments of using semantic knowledge learned by ASIUM for information extraction task using INTEX, 2000.

]. M. Fischler and R. A. Elschlager, The Representation and Matching of Pictorial Structures, IEEE Transactions on Computers, vol.22, issue.1, p.6792, 1973.
DOI : 10.1109/T-C.1973.223602

S. Flesca and S. Greco, Querying Graph Databases, Lecture Notes in Computer Science, vol.1777, p.510524, 2000.
DOI : 10.1007/3-540-46439-5_35

J. Fong, S. Fong, and . Cheung, Translating relational schema into XML schema denition with data semantic preservation and XSD graph, Inf. Softw. Technol, vol.47, p.437462, 2005.
DOI : 10.1016/j.infsof.2004.09.010

A. Fong, H. Wong, J. Fong, and P. Yu, TRANSLATING RELATIONAL SCHEMA WITH CONSTRAINTS INTO XML SCHEMA, International Journal of Software Engineering and Knowledge Engineering, vol.16, issue.02, pp.201-244, 2006.
DOI : 10.1142/S0218194006002744

]. M. Fonkam and W. Gray, An approach to eliciting the semantics of relational databases, Pericles Loucopoulos, editeur, Advanced Information Systems Engineering, p.463480, 1992.
DOI : 10.1007/BFb0035148

]. M. Fox, M. Barbuceanu, and M. Gruninger, An organisation ontology for enterprise modelling: preliminary concepts for linking structure and behaviour, Proceedings 4th IEEE Workshop on Enabling Technologies: Infrastructure for Collaborative Enterprises (WET ICE '95), p.71, 1995.
DOI : 10.1109/ENABL.1995.484550

]. L. Freeman, A Set of Measures of Centrality Based on Betweenness, Sociometry, vol.40, issue.1, p.3541, 1977.
DOI : 10.2307/3033543

. Paredaens, An Object-Oriented Pattern Matching Language, JSSST, International Symposium on Object Technologies for Advanced Software, 1993.

R. W. John, R. Glauert, G. A. Kennaway, M. R. Papadopoulos, and . Sleep, Dactl: an experimental graph rewriting language, J. Prog. Lang, vol.5, issue.1, p.85108, 1997.

]. Golfarelli, S. Rizzi, and I. Cella, Beyond data warehousing, Proceedings of the 7th ACM international workshop on Data warehousing and OLAP , DOLAP '04, p.16, 2004.
DOI : 10.1145/1031763.1031765

M. Gomez-perez-fernandez-lopez, A. De-vicente, and A. Gomez-perez, Towards a Method to Conceptualize Domain Ontologies, ECAI96 Workshop on Ontological Engineering, 1996.

. Gomez-perez-gomez-perez, A survey of ontology learning methods and techniques. Deliverable 1.5, 2003.

. Gomez-perez, Asuncion Gomez-Perez and David Manzano-Macho. An overview of methods and tools for ontology learning from texts, Knowl. Eng. Rev, vol.19, p.187212, 2004.

-. R. Bergeman, C. Lawrence, and M. Graves, Graph database systems for genomics, IEEE Eng.Medicine Biol, vol.14, p.737745, 1995.

J. Green, G. Hart, C. Dolbear, P. C. Engelbrecht, and J. Goodwin, Creating a Semantic Integration System using Spatial Data, International Semantic Web Conference (Posters & Demos), volume 401 of CEUR Workshop Proceedings. CEUR-WS.org, 2008.

]. T. Gruber, Toward principles for the design of ontologies used for knowledge sharing?, editeur, International Workshop on Formal Ontology in Conceptual Analysis and Knowledge Representation, p.907928, 1993.
DOI : 10.1006/ijhc.1995.1081

-. S. Fox and M. Gruninger, Methodology for the design and evaluation of ontologies, Basic Ontological Issues in Knowledge Sharing, 1995.

. Graphdb, Modeling and Querying Graphs in Databases, Proceedings of the 20th International Conference on Very Large Data Bases, VLDB '94, p.297308, 1994.

J. Marc-gyssens, D. Paredaens, and . Van-gucht, A graph-oriented object model for database end-user interfaces, SIGMOD Rec, vol.19, p.2433, 1990.

J. Marc-gyssens, D. Paredaens, and . Van-gucht, A graph-oriented object model for database end-user interfaces, Proceedings of the 1990 ACM SIGMOD international conference on Management of data, SIGMOD '90, p.2433, 1990.

J. Marc-gyssens, D. Paredaens, and . Van-gucht, A graph-oriented object model for database end-user interfaces, Proceedings of the 1990 ACM SIGMOD international conference on Management of data, SIGMOD '90, p.2433, 1990.

]. Hahn and S. Schulz, Towards Very Large Terminological Knowledge Bases: A Case Study from Medicine, Proceedings of the 13th Biennial Conference of the Canadian Society on Computational Studies of Intelligence: Advances in Articial Intelligence, AI '00, p.176186, 2000.
DOI : 10.1007/3-540-45486-1_15

H. Hai, D. , and E. Rahm, COMA -A system for exible combination of Schema Matching Approaches, VLDB, p.610621, 2002.

]. Z. Harchaoui-2007, F. Harchaoui, and . Bach, Image classication with segmentation graph kernels, Proceedings of the Conference on Computer Vision and Pattern Recognition, 2007.

]. Hart, N. Nilsson, and B. Raphael, A Formal Basis for the Heuristic Determination of Minimum Cost Paths, IEEE Transactions on Systems Science and Cybernetics, vol.4, issue.2, p.100107, 1968.
DOI : 10.1109/TSSC.1968.300136

E. Peter, N. J. Hart, B. Nilsson, and . Raphael, A Formal Basis for the Heuristic Determination of Minimum Cost Paths, p.2829, 1972.

]. Hart, C. Dolbear, and J. Goodwin, Lege Feliciter: Using Structured English to represent a Topographic Hydrology Ontology, CEUR Workshop Proceedings. CEUR-WS.org, 2007.

H. W. Hao-he, Y. , and P. S. Yu, BLINKS, Proceedings of the 2007 ACM SIGMOD international conference on Management of data , SIGMOD '07, pp.305316-305353, 2007.
DOI : 10.1145/1247480.1247516

H. He and A. K. Singh, Graphs-at-a-time, Proceedings of the 2008 ACM SIGMOD international conference on Management of data , SIGMOD '08, pp.405418-405434, 2008.
DOI : 10.1145/1376616.1376660

]. M. Hearst, Automatic acquisition of hyponyms from large text corpora, Proceedings of the 14th conference on Computational linguistics -, pp.51-53, 1992.
DOI : 10.3115/992133.992154

]. Heckel, J. M. Küster, and G. Taentzer, Conuence of Typed Attributed Graph Transformation Systems, Proceedings of the First International Conference on Graph Transformation, ICGT '02, p.161176, 2002.

M. Hert, G. Reif, and H. C. Gall, A comparison of RDB-to-RDF mapping languages, Proceedings of the 7th International Conference on Semantic Systems, I-Semantics '11, 2011.
DOI : 10.1145/2063518.2063522

. Hidders, Typing Graph-Manipulation Operations, Proceedings of the 9th International Conference on Database Theory, ICDT '03, p.394409, 2002.
DOI : 10.1007/3-540-36285-1_26
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.93.342

. Rr and . Gxl, Toward a Standard Exchange Format

W. Hu and Y. Qu, Discovering Simple Mappings Between Relational Database Schemas and Ontologies, ISWC/ASWC, p.225238, 2007.
DOI : 10.1007/978-3-540-76298-0_17
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.142.4342

H. Benoit and E. R. Hancock, Shape recognition from large image libraries by inexact graph matching, Pattern Recogn. Lett, vol.20, p.12591269, 1999.

]. W. Inmon, Building the data warehouse, QED Information Sciences, 1992.

C. Irniger and H. Bunke, Decision trees for ltering large databases of graphs, Int. J. Intell. Syst. Technol. Appl, vol.3, p.166187, 2007.

]. Ji, C. R. Carlson, and D. Dreyer, An Algorithm Converting Relational Schemas to Nested Entity-Relationship Schemas, Proceedings of the 10th International Conference on Entity-Relationship Approach (ER'91, p.231246, 1991.

]. J. Jiang and D. W. Conrath, Semantic similarity based on corpus statistics and lexical taxonomy, Proc. of the Int'l. Conf. on Research in Computational Linguistics, 1933.

. Jones-1998-]-dean, T. Jones, P. Bench-capon, and . Visser, Methodologies For Ontology Development, Proceedings of IT&KNOWS Conference of the 15 th IFIP World Computer Congress, p.6275, 1998.

V. Kacholia, S. Pandit, S. Chakrabarti, S. Sudarshan, R. Desai et al., Bidirectional expansion for keyword search on graph databases, Proceedings of the 31st international conference on Very large data bases, VLDB '05, p.505516, 2005.

]. I. Kaplan, A Semantic Graph Query Language. Ucrl-tr-255447, 2006.

-. Maedche, J. U. Kietz, and R. , Volz. A Method for Semi-Automatic Ontology Acquisition from a Corporate Intranet, EKAWâ00 Workshop on Ontologies and Texts, p.3750, 2000.

G. Klyne and J. J. Carroll, Resource Description Framework (RDF): Concepts and Abstract Syntax. World Wide Web Consortium, Recommendation REC-rdf-concepts, 2004.

H. Knublauch, R. W. Fergerson, N. F. Noy, and M. A. Musen, The Protà c gà c OWL plugin: An open development environment for semantic web applications, p.229243, 2004.

]. Kowalski, Information retrieval architecture and algorithms, 2010.
DOI : 10.1007/978-1-4419-7716-8

M. Gabriel, M. Y. Kuper, and . Vardi, The logical data model, 1993.

]. F. Laforest and M. Boumédiene, Study of the automatic construction of XML documents models from a relational data model, 14th International Workshop on Database and Expert Systems Applications, 2003. Proceedings., p.566, 2003.
DOI : 10.1109/DEXA.2003.1232082
URL : https://hal.archives-ouvertes.fr/hal-01506957

J. Larrosa and G. Valiente, Constraint satisfaction algorithms for graph pattern matching, Mathematical Structures in Computer Science, vol.12, issue.04, p.403422, 2002.
DOI : 10.1017/S0960129501003577

]. Lazarescu, H. Bunke, and S. Venkatesh, Graph Matching: Fast Candidate Elimination Using Machine Learning Techniques, SSPR/SPR, p.236245, 2000.
DOI : 10.1007/3-540-44522-6_25
URL : http://dro.deakin.edu.au/eserv/DU:30044930/venkatesh-graphmatching-2000.pdf

B. Douglas, R. V. Lenat, and . Guha, Building large knowledge-based systems; representation and inference in the cyc project, Bibliography, 1989.

]. M. Levene and A. Poulovanssilis, An object-oriented data model formalised through hypergraphs, Data & Knowledge Engineering, vol.6, issue.3, pp.205224-205235, 1991.
DOI : 10.1016/0169-023X(91)90005-I

L. Mark and G. Loizou, A Graph-Based Data Model and its Ramications, IEEE Trans. on Knowl. and Data Eng, vol.7, issue.5 11, pp.809823-809850, 1995.

G. Li, B. C. Ooi, J. Feng, J. Wang, and L. Zhou, EASE, Proceedings of the 2008 ACM SIGMOD international conference on Management of data , SIGMOD '08, p.903914, 2008.
DOI : 10.1145/1376616.1376706

]. Liu, Q. Zou, and W. W. Chu, Congurable indexing and ranking for XML information retrieval, Proceedings of the 27th annual international ACM SIGIR conference on Research and development in information retrieval, SIGIR '04, 2004.
DOI : 10.1145/1008992.1009010
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.473.2735

]. M. Maatuk, M. Akhtar-ali, and B. N. Rossiter, Relational Database Migration: A Perspective, DEXA, pp.676683-74, 2008.
DOI : 10.1007/978-3-540-85654-2_58
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.369.8

]. J. Macqueen, Some Methods for Classication and Analysis of MultiVariate Observations, Proc. of the fth Berkeley Symposium on Mathematical Statistics and Probability, p.281297, 1967.

A. Maedche and S. Staab, Ontology Learning for the Semantic Web, IEEE Intelligent Systems, vol.16, pp.7279-50, 2001.

B. Maedche-2003-]-alexander-maedche, L. Motik, R. Stojanovic, R. Studer, and . Volz, Ontologies for Enterprise Knowledge Management, IEEE Intelligent Systems, vol.18, p.2633, 2003.

I. Manolescu, D. Florescu, D. Kossmann, F. Xhumari, and D. Olteanu, Agora: Living with XML and Relational, Proceedings of the 26th International Conference on Very Large Data Bases, VLDB '00, pp.623-626, 2000.

T. Bruno, H. Messmer, and . Bunke, A New Algorithm for Error-Tolerant Subgraph Isomorphism Detection, IEEE Trans. Pattern Anal. Mach. Intell, vol.20, p.493504, 1998.

A. George and . Miller, WordNet: a lexical database for English, Commun. ACM, vol.38, p.3941, 1995.

]. E. Morin, Automatic acquisition of semantic relations between terms from technical corpora, Proceedings of the fth international congress on terminology and knowledge engineering (TKE-99), p.268278, 1999.

B. Shamkant, A. M. Navathe, and . Awong, Abstracting Relational and Hierarchical Data with a Semantic Data Model, Proceedings of the Sixth International Conference on Entity-Relationship Approach, p.305333, 1988.

R. Navigli and P. Velardi, Learning Domain Ontologies from Document Warehouses and Dedicated Web Sites, Computational Linguistics, vol.30, issue.2, p.151179, 2004.
DOI : 10.1145/219717.219752
URL : http://doi.org/10.1162/089120104323093276

]. M. Neuhaus and H. Bunke, Automatic learning of cost functions for graph edit distance, Information Sciences, vol.177, issue.1, p.239247, 2007.
DOI : 10.1016/j.ins.2006.02.013

]. M. Newman, Scientific collaboration networks. II. Shortest paths, weighted networks, and centrality, Physical Review E, vol.64, issue.1, pp.16132-130, 2001.
DOI : 10.1103/PhysRevE.64.016132

L. Mcguinness and N. Noy, Ontology Development 101: A Guide to Creating Your First Ontology Technical report ksl-01-05 and stanford medical informatics technical report smi-2001-0880, p.49, 2001.

]. A. Ohgren and K. Sandkuhl, Towards a Methodology for Ontology Development in Small and Medium-Sized Enterprises, IADIS Conference on Applied Computing, 2005.

O. Tim and . Reilly, What Is Web 2.0. Design Patterns and Business Models for the Next Generation of Software, 2005.

P. Peelman and L. Tanca, G-Log: A Graph-Based Query Language, IEEE Trans. on Knowl. and Data Eng, vol.7, p.436453, 1995.

]. Pérez, M. Arenas, and C. Gutierrez, Semantics and complexity of SPARQL, ACM Trans. Database Syst, vol.34116, issue.16, p.45, 2009.

S. Kaspar-riesen, H. Fankhauser, and . Bunke, Speeding Up Graph Edit Distance Computation with a Bipartite Heuristic, MLG, 2007.

K. Riesen and H. Bunke, Graph classication and clustering based on vector space embedding, 2010.
DOI : 10.1142/7731

X. Kaspar-riesen, H. Jiang, and . Bunke, Exact and Inexact Graph Matching: Methodology and Applications, Managing and Mining Graph Data, p.217247, 2010.

]. P. Rodgers, A graph rewriting programming language for graph drawing, Proceedings. 1998 IEEE Symposium on Visual Languages (Cat. No.98TB100254), p.32, 1998.
DOI : 10.1109/VL.1998.706131

R. Royi and O. Shmueli, SoQL: A Language for Querying and Creating Data in Social Networks, Proceedings of the 2009 IEEE International Conference on Data Engineering, p.15951602, 2009.

[. S. Paparizos-]-h, L. V. Jagadish, A. Lakshmanan, D. Nierman, S. Srivastava et al., Grouping in XML, EDBT â02 Worshops, pp.128-147, 2002.
DOI : 10.1007/3-540-36128-6_8

S. Satya, O. Sahoo, J. L. Bodenreider, K. J. Rutter, A. P. Skinner et al., An ontology-driven semantic mashup of gene and biological pathway information: Application to the domain of nicotine dependence, J. of Biomedical Informatics, vol.41, p.752765, 2008.

S. Satya, W. Sahoo, S. Halb, K. Hellmann, T. Idehen et al., A Survey of Current Approaches for Mapping of Relational Databases to RDF, 2009.

A. Schenker and H. Bunke, Mark Last and Abraham Kandel. Graph- Theoretic Techniques for Web Content Mining, 2005.

M. Olsthoorn, S. Schlobach, and M. De-rijke, Type Checking in Open- Domain Question Answering, Proceedings of European Conference on Articial Intelligence, 2004.

]. R. Scowen, Extended BNF|Ageneric base standard, Paper for SIGPLAN Notice, 1998.

M. Shamsfard and A. A. Barforoush, The state of the art in ontology learning: a framework for comparison, The Knowledge Engineering Review, vol.18, issue.4, p.293316, 2003.
DOI : 10.1017/S0269888903000687

]. L. Sheng and G. Ãzsoyoglu, A graph query language and its query processing, Proceedings 15th International Conference on Data Engineering (Cat. No.99CB36337), p.572581, 1999.
DOI : 10.1109/ICDE.1999.754973

]. A. Shonkry and M. Aboutabl, Neural network approach for solving the maximal common subgraph problem, Systems, Man and Cybernetics Part B IEEE Transactions on, vol.26, issue.5, p.785790, 1996.

M. Sintek and S. Decker, TRIPLE???A Query, Inference, and Transformation Language for the Semantic Web, Proceedings of the First International Semantic Web Conference on The Semantic Web, ISWC '02, p.364378, 2002.
DOI : 10.1007/3-540-48005-6_28

]. A. Sperduti and A. Starita, Supervised Neural Networks for the Classication of Structures, IEEE Transactions on Neural Networks, vol.8, issue.3, p.714735, 1997.

]. Studer, V. R. Benjamins, and D. Fensel, Knowledge engineering: Principles and methods, Data & Knowledge Engineering, vol.25, issue.1-2, p.161197, 1998.
DOI : 10.1016/S0169-023X(97)00056-6
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.41.1007

]. M. Suarez-figueroa, A. Suarez-figueroa, and . Gomez-pã-c-rez, Building Ontology Networks: How to Obtain a Particular Ontology Network Life Cycle, International Conference on Semantic Systems (ISEMANTICS08), 2008.

]. P. Suganthan, Structural pattern recognition using genetic algorithms, Pattern Recognition, vol.35, issue.9, p.18831893, 2002.
DOI : 10.1016/S0031-3203(01)00136-4

Y. Tian, R. A. Hankins, and J. M. Patel, Ecient aggregation for graph summarization, Proceedings of the 2008 ACM SIGMOD international conference on Management of data, SIGMOD '08, pp.567580-110, 2008.

]. Tran, P. Mika, H. Wang, and M. Grobelnik, SemSearch'11, Proceedings of the 20th international conference companion on World wide web, WWW '11, p.315316, 2011.
DOI : 10.1145/1963192.1963329

]. J. Ullmann, An Algorithm for Subgraph Isomorphism, Journal of the ACM, vol.23, issue.1, p.3142, 1976.
DOI : 10.1145/321921.321925

M. Uschold and M. King, Towards a Methodology for Building Ontologies In In Workshop on Basic Ontological Issues in Knowledge Sharing, held in conjunction with IJCAI-95, pp.50-55, 1995.

]. Uschold and M. King, Stuart Moralee and Yannis Zorgios. The Enterprise Ontology, Knowl. Eng. Rev, vol.13, issue.57, pp.3189-55, 1998.

-. Navigli, A. Cuchiarelli, P. Velardi, and F. Neri, Ontology learning from text: Methods, evaluation and applications., chapitre Evaluation of Ontolearn, a Methodology for Automatic Population of Domain Ontologies, p.53, 2005.

C. Wang, A. Lo, R. Alhajj, and K. Barker, Novel Approach for Reengineering Relational Databases into XML, Proceedings of the 21st International Conference on Data Engineering Workshops, ICDEW '05, p.1284, 2005.

C. Richard, E. R. Wilson, and . Hancock, Structural Matching by Discrete Relaxation, IEEE Trans. Pattern Anal. Mach. Intell, vol.19, p.634648, 1997.

C. Richard, E. R. Wilson, B. Hancock, and . Luo, Pattern Vectors from Algebraic Graph Theory, IEEE Trans. Pattern Anal. Mach. Intell, vol.27, p.11121124, 2005.

E. William and . Winkler, The state of record linkage and current research problems . Rapport technique, Statistical Research Division, U.S. Bureau of the Census, 1999.

S. C. Chan, A. K. Wong, and . You, An algorithm for graph optimal monomorphism, IEEE Transactions on Systems, Man and Cybernetics, vol.20, pp.628-638, 1990.

]. A. Zouaq and R. Nkambou, Evaluating the Generation of Domain Ontologies in the Knowledge Puzzle Project, IEEE Transactions on Knowledge and Data Engineering, vol.21, issue.11, pp.15591572-53, 2009.
DOI : 10.1109/TKDE.2009.25