InBCT3.1.3.Report,May2004.ppt

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InBCT3.1.3.Report,May2004

Semantic Search Facilitator: Concept and Current State of Development Resources 12 000? EURO salaries for 5 months Semantic-based Enhancement of the Information Retrieval Motivation from Industrial Ontologies Group: “While recently there is luck of annotated resources in the Web, which makes metadata-based search useless, we should develop enhanced Web search tool based on Google and WordNet ontology and provide semantic search user interface” Semantic Web and Information Retrieval Semantic Web promises many advantages and benefits, but: We are only in “transition” towards the Semantic Web Resources are not yet annotated semantically Not enough metadata available in the Web for more smart search Semantic search of non-semantic data ??? Yes, why not? We need a Semantic Facilitator ! Semantic Facilitator Concept What is it? Search service that uses other services Utilizes other search engines as Web services and… … makes their performance better due to smart query generation algorithms Supports search within heterogeneous resources (Web pages, Web databases, local file system, etc.) Filters returned results based on user preferences Intelligent “semantic query”-based tool that really “understands” what users want to find What it is not? Search engine, indexing tool, registry, etc. Data storage, database browser, etc. Web search - What’s the Problem? Search in the web is not always convenient: Polysemy of words gives irrelevant results Synonymy does not supported by search engines = loss of relevant results There is a need to capture semantics from search query Semantic Search Assistant light version of Semantic Facilitator “Semantic Search Assistant” (SSA) is a software that: helps user to obtain more relevant results while using standard search engine (Google) by interaction with WordNet ontology finds possible contexts for words in search query can broaden or constrict search query with other relevant words and phrases for result improvement works with n

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