108 search results - page 9 / 22 » sigir 2009 |
163
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SIGIR
2009
ACM
16 years 14 days ago
2009
ACM
We investigate using topic prediction data, as a summary of document content, to compute measures of search result quality. Unlike existing quality measures such as query clarity ...
148
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SIGIR
2009
ACM
16 years 14 days ago
2009
ACM
Evaluation of sentiment analysis, like large-scale IR evaluation, relies on the accuracy of human assessors to create judgments. Subjectivity in judgments is a problem for relevan...
110
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SIGIR
2009
ACM
16 years 14 days ago
2009
ACM
Email spam filters are commonly trained on a sample of spam and ham (non-spam) messages. We investigate the effect on filter performance of using samples of spam and ham messag...
136
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SIGIR
2009
ACM
16 years 14 days ago
2009
ACM
The need for evaluating large amounts of topics (queries) makes IR evaluation an uneasy task. In this paper, we study a topic selection problem for IR evaluation. The selection cr...
154
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SIGIR
2009
ACM
16 years 14 days ago
2009
ACM
Modeling term dependence has been shown to have a significant positive impact on retrieval. Current models, however, use sequential term dependencies, leading to an increased que...