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159
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CVPR
2012
IEEE
13 years 7 months ago
2012
IEEE
Modeling representations of image patches that are quasi-invariant to spatial deformations is an important problem in computer vision. In this paper, we propose a novel concept, t...
219
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CVPR
2012
IEEE
13 years 7 months ago
2012
IEEE
We present a new technique for extracting local features from images of architectural scenes, based on detecting and representing local symmetries. These new features are motivate...
170
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ACL
2009
15 years 2 months ago
2009
Recently, there is a growing interest in working with tree-structured data in different applications and domains such as computational biology and natural language processing. Mor...
166
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NAACL
2010
15 years 2 months ago
2010
We propose the first unsupervised approach to the problem of modeling dialogue acts in an open domain. Trained on a corpus of noisy Twitter conversations, our method discovers dia...
129
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ACL
2009
15 years 2 months ago
2009
This paper presents an unsupervised opinion analysis method for debate-side classification, i.e., recognizing which stance a person is taking in an online debate. In order to hand...