4842 search results - page 619 / 969 » Combining Estimators to Improve Performance |
198
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PAKDD
2010
ACM
15 years 8 months ago
2010
ACM
Abstract. One of the more challenging problems faced by the data mining community is that of imbalanced datasets. In imbalanced datasets one class (sometimes severely) outnumbers t...
207
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DAGM
2008
Springer
15 years 8 months ago
2008
Springer
We investigate maximum likelihood parameter learning in Conditional Random Fields (CRF) and present an empirical study of pseudo-likelihood (PL) based approximations of the paramet...
167
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ACL
2008
15 years 8 months ago
2008
This paper presents a comparative evaluation of several state-of-the-art English parsers based on different frameworks. Our approach is to measure the impact of each parser when i...
186
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APVIS
2010
15 years 8 months ago
2010
This paper introduces a new design to allow interactive, direct manipulation of volume data on volumetrically rendered images. We present an adaptive volume proxy mesh which serve...
175
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COLING
2008
15 years 8 months ago
2008
We propose a supervised word sense disambiguation (WSD) method using tree-structured conditional random fields (TCRFs). By applying TCRFs to a sentence described as a dependency t...