9359 search results - page 871 / 1872 » Generalization Algorithms for Second-Order Terms |
195
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SIGIR
2005
ACM
16 years 1 months ago
2005
ACM
We consider classification of email messages as to whether or not they contain certain “email acts”, such as a request or a commitment. We show that exploiting the sequential ...
217
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SIGIR
2005
ACM
16 years 1 months ago
2005
ACM
We describe a method for predicting query difficulty in a precision-oriented web search task. Our approach uses visual features from retrieved surrogate document representations (...
228
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SIGIR
2005
ACM
16 years 1 months ago
2005
ACM
Latent semantic indexing (LSI) is a well-known unsupervised approach for dimensionality reduction in information retrieval. However if the output information (i.e. category labels...
209
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SIGIR
2005
ACM
16 years 1 months ago
2005
ACM
Memory-based approaches for collaborative filtering identify the similarity between two users by comparing their ratings on a set of items. In the past, the memory-based approache...
184
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SIGITE
2005
ACM
16 years 1 months ago
2005
ACM
Educators have long been trying to spice things up in their introductory programming courses. Traditionally, twodimensional arrays have been taught non-graphically using contrived...