390 search results - page 25 / 78 » A Categorization Scheme for Semantic Web Search Engines |
161
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OWLED
2007
15 years 7 months ago
2007
While the Web makes an increasing number of ontologies widely available for applications, how to discover ontologies becomes a more challenging issue. Existing approaches are mainl...
153
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WEBNET
2001
15 years 7 months ago
2001
: The Web is huge, unstructured and diverse in quality, which makes searching for information difficult. In practice, few of the documents returned by a search engine are valuable ...
171
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SPIRE
2009
Springer
16 years 14 days ago
2009
Springer
We propose a method to evaluate queries using a last-resort semantic cache in a distributed Web search engine. The cache stores a group of frequent queries and for each of these qu...
145
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EMNLP
2009
15 years 3 months ago
2009
Most existing information retrieval (IR) systems do not take much advantage of natural language processing (NLP) techniques due to the complexity and limited observed effectivenes...
153
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SEMCO
2008
IEEE
16 years 10 days ago
2008
IEEE
One challenge for relevance ranking in Web search is underspecified queries. For such queries, top-ranked documents may contain information irrelevant to the search goal of the us...