... to bring data in different representations into a common form. Key contributions of Clio are the definition of non-procedural ... the relationship between data in heterogeneous schemas, a new paradigm in which we view the mapping creation process as one of query ...
Publication - cat - 04/17/2013 - 11:27 - 0 comments - 0 attachments
... - 99 In this paper, we introduce a general overview of Falcon-AO: a practical ontology matching system with acceptable to good performance and a ...
Publication - cat - 04/17/2013 - 10:49 - 0 comments - 0 attachments
... sources. To be effective, such systemsmust provide a unified, queryable schema, and must be able to transform data from different ... to connect to several information sources makes them a natural base for doing more complex transformations as well. In this paper, ...
Publication - massmann - 04/17/2013 - 10:38 - 0 comments - 1 attachment
... Curino, Carlo A.; Orsi, Giorgio; Tanca, Letizia ... - 49 System interoperability is a well known issue, especially for heterogeneous information systems, where ...
Publication - krlis1337 - 04/17/2013 - 10:38 - 0 comments - 0 attachments
... to improve the matching effectiveness. This paper presents a dynamic multistrategy ontology alignment framework, named RiMOM. The key ... between ontologies may vary widely. We propose a systematic approach to quantitatively estimate the similarity characteristics ...
Publication - george - 04/17/2013 - 10:38 - 0 comments - 0 attachments
... mapping. In today's systems, schema matching is manual; a time-consuming, tedious, and error-prone process, which becomes increasingly impractical with a higher number of schemas and data sources to be dealt with. To reduce the ...
Publication - massmann - 04/17/2013 - 10:16 - 0 comments - 0 attachments
... Schema Matching, the process of matching elements of a source schema with elements of a target schema, and Schema Mapping, the process of creating a query that ...
Publication - massmann - 04/17/2013 - 10:16 - 0 comments - 1 attachment
... problem in modern information systems. We present a novel framework for mapping among XML and relational schemas in which a high-level mapping is translated into semantically meaningful queries that ... Our approach works in two phases. In the rst phase, a high-level mapping, expressed as a set of attribute-to-attribute ...
Publication - massmann - 04/17/2013 - 09:27 - 0 comments - 0 attachments
... Noy, N.F.; Musen, M.A. Author: ... 0 Citations range: ...
Publication - cat - 04/17/2013 - 07:38 - 0 comments - 0 attachments
... Mecca, G; Raunich, S; Pappalardo, A Author: ... Pappalardo, A Year: ...
Publication - salva - 04/17/2013 - 06:27 - 0 comments - 0 attachments
... Bonifati, A; Mecca, G; Pappalardo, A; S Raunich; Summa, G Author: ...
Publication - admin - 04/17/2013 - 06:16 - 0 comments - 1 attachment
... about data exchange. These study how to generate a solution -- i.e., a target instance -- given a set of mappings usually specified as tuple generating dependencies. However, ...
Publication - salva - 04/17/2013 - 06:05 - 0 comments - 0 attachments
... Modica, G.; Gal, A.; Jamil, H. Author: ... G Gal, A Jamil, H ...
Publication - avigal - 04/17/2013 - 02:27 - 0 comments - 1 attachment
... Gal, A.; Modica, G.; Jamil, H.; Eyal, A. Author: ...
Publication - avigal - 04/17/2013 - 01:49 - 0 comments - 1 attachment
... 0 Citations range: n/a Attachment Size ... for the matching tool COMA++. The study shows that a generic schema matching system can also effectively solve complex ontology ...
Publication - massmann - 04/17/2013 - 01:05 - 0 comments - 1 attachment
... Habermann, A Year: ... complex schema changes, but also database reorganization. A database administrator uses a declarative notation to describe mappings ...
Publication - cat - 04/16/2013 - 17:38 - 0 comments - 1 attachment
... called (semi-)automatic alignment — of ontologies is a core task to achieve interoperability when two agents or services use ... We here consider QOM, Quick Ontology Mapping, as a way to trade off between effectiveness (i.e. quality) and efficiency of the ...
Publication - admin - 04/16/2013 - 17:16 - 0 comments - 1 attachment
... Doan, A.; Domingos, P.; Halevy, A. Author: ...
Publication - admin - 04/16/2013 - 16:38 - 0 comments - 1 attachment
... 273.18 KB Ontology alignment is a prerequisite in order to allow for interoperation between different ... Process Feature Estimation and Learning) we present a machine learning approach that explores the user validation of initial ... ontology definitions. Core to APFEL is the idea of a generic alignment process, the steps of which may be represented explicitly. ...
Publication - admin - 04/16/2013 - 13:27 - 0 comments - 1 attachment
... we must solve the data mapping problem in which a source (legacy) database is mapped into a different, but fixed, target schema. Schema mapping involves the discovery of ...
Publication - massmann - 04/16/2013 - 10:49 - 0 comments - 1 attachment
... problem of quickly and accurately transforming data into a new form. Database researchers have long advocated the use of declarative ... to permit widespread adoption of this approach. We present a new framework that uses data examples as the basis for understanding and ...
Publication - massmann - 04/16/2013 - 10:27 - 0 comments - 1 attachment
... Hernández, Mauricio A.; Papotti, Paolo; Tan, Wang Chiew ... converting an instance of one schema into an instance of a different schema according to a given specification. Recent data exchange ...
Publication - paolop - 04/16/2013 - 10:05 - 0 comments - 1 attachment
... Raffio, A.; Braga, D.; S.Ceri; Papotti, P.; Hernandez, M.A. Author: ...
Publication - paolop - 04/16/2013 - 09:16 - 0 comments - 1 attachment
... To provide easy-to-use interfaces, we have proposed a graph transformation-based model management approach that provides intuitive ... and high-level generic operators, both of which consist of a set of graph transformation rules. Users need to program or tune the ...
Publication - cat - 04/16/2013 - 08:16 - 0 comments - 0 attachments
... 0 Citations range: n/a Attachment Size ... for e-business and data integra- tion. In this paper a complete generic solution of the schema mapping problem is presented. A ...
Publication - cat - 04/16/2013 - 07:05 - 0 comments - 1 attachment
