5005 search results - page 895 / 1001 » The Design and Analysis of Parallel Algorithms |
128
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
We propose novel spatio-temporal models to estimate clickthrough rates in the context of content recommendation. We track article CTR at a fixed location over time through a dynam...
113
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
User-Interactive Question Answering (QA) communities such as Yahoo! Answers are growing in popularity. However, as these QA sites always have thousands of new questions posted dai...
141
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
Recent work on ontology-based Information Extraction (IE) has tried to make use of knowledge from the target ontology in order to improve semantic annotation results. However, ver...
130
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
In this paper, we define the problem of topic-sentiment analysis on Weblogs and propose a novel probabilistic model to capture the mixture of topics and sentiments simultaneously....
138
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
As XML database sizes grow, the amount of space used for storing the data and auxiliary data structures becomes a major factor in query and update performance. This paper presents...