1605 search results - page 155 / 321 » Search result diversity for informational queries |
189
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ACMIDC
2010
15 years 10 months ago
2010
Despite several efforts to make search engines more childfriendly, children still have trouble using systems that require keyboard input. We present TeddIR: a system using a tangi...
154
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
We systematically compare five representative state-of-theart methods for estimating query language models with pseudo feedback in ad hoc information retrieval, including two var...
158
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SIGIR
2005
ACM
15 years 12 months ago
2005
ACM
Existing retrieval models generally do not offer any guarantee for optimal retrieval performance. Indeed, it is even difficult, if not impossible, to predict a model’s empirica...
160
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SEMCO
2008
IEEE
16 years 24 days ago
2008
IEEE
While semantic search technologies have been proven to work well in specific domains, they still have to confront two main challenges to scale up to the Web in its entirety. In th...
155
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AAAI
2007
15 years 8 months ago
2007
Tables are ubiquitous in web pages and scientific documents. With the explosive development of the web, tables have become a valuable information repository. Therefore, effective...