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In classification, a large number of features often make it difficult to select appropriate classification features. In such situations, feature selection or dimensionality reduction methods play an important role in classification. ReliefF algorithm is one of the most successful filtering feature selection methods. In this paper, some shortcomings of the ReliefF algorithm are improved, on the problem...
The purpose of this paper is to improve recognition rate of off-line handwritten character recognition system.We apply the statistical characteristics of the percentage of pixels and structural characteristics of boundary chain code of character projection, after train based on HMM to obtain corresponding parameters, then integrate different classifiers through the Bagging algorithm in Voting method...
As Web forum has become an enormous collection of highly valuable opinions and commentaries, more and more researchers express strong interests on it. However, most of them pay attention to the forum reviews rather than the posts themselves. In this paper we focus on recognizing the diversified opinions of different threads on the same topic from Chinese Web forums. First, we congregate the Web forum...
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