5643 search results - page 775 / 1129 » Retrieval Evaluation in Practice |
180
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WSDM
2010
ACM
16 years 5 months ago
2010
ACM
We describe a machine learning approach for predicting sponsored search ad relevance. Our baseline model incorporates basic features of text overlap and we then extend the model t...
177
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PAKDD
2009
ACM
16 years 4 months ago
2009
ACM
Abstract. Since current search engines employ link-based ranking algorithms as an important tool to decide a ranking of sites, Web spammers are making a significant effort to man...
289
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HYPERTEXT
2009
ACM
16 years 4 months ago
2009
ACM
Collaborative annotation tools are in widespread use. The metadata from these systems can be mined to induce semantic relationships among Web objects (sites, pages, tags, concepts...
184
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IUI
2009
ACM
16 years 4 months ago
2009
ACM
Sensemaking tasks require users to perform complex research behaviors to gather and comprehend information from many sources. Such tasks are common and include, for example, resea...
204
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CSCW
2010
ACM
16 years 4 months ago
2010
ACM
This paper introduces an interactive tabletop system that enhances creative collaboration across physical and digital artifacts. Pictionaire offers capture, retrieval, annotation,...