4542 search results - page 646 / 909 » Unsupervised Feature Selection Using Feature Similarity |
174
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BVAI
2007
Springer
15 years 10 months ago
2007
Springer
Face recognition is among the most challenging techniques for personal identity verification. Even though it is so natural for humans, there are still many hidden mechanisms which ...
195
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ACL
2012
13 years 9 months ago
2012
This paper proposes a data-driven method for concept-to-text generation, the task of automatically producing textual output from non-linguistic input. A key insight in our approac...
186
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CHI
2007
ACM
16 years 7 months ago
2007
ACM
Tagclouds are visual presentations of a set of words, typically a set of "tags" selected by some rationale, in which attributes of the text such as size, weight, or colo...
142
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AIED
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. We present a framework for the automatic annotation of learning objects (LOs) with empirical usage metadata. Our implementation of the Intelligent Learning Object Guide (...
183
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ECML
2007
Springer
16 years 25 days ago
2007
Springer
L1 regularization is effective for feature selection, but the resulting optimization is challenging due to the non-differentiability of the 1-norm. In this paper we compare state...