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A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in Chinese Text Categorization
Semi-Quantitative Analysis Character-Bigrams
2015/1/24
A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in Chinese Text Categorization.
![](http://www.firstlight.cn/upload/imgfile/20151/26/20151268553734.png)
Raising High-Degree Overlapped Character Bigrams into Trigrams for Dimensionality Reduction in Chinese Text Categorization(图)
Trigrams Dimensionality Reduction
2015/1/26
High dimensionality of feature space is a crucial obstacle for Automated Text Categorization. According to the characteristics of Chinese character N-grams, this paper reveals that there exists a kind...
![](http://www.firstlight.cn/upload/imgfile/20151/26/201512685221500.png)
Eliminating High-degree Biased Character Bigrams for Dimensionality Reduction in Chinese Text Categorization(图)
Character Bigrams Dimensionality Reduction
2015/1/26
High dimensionality of feature space is a main obstacle for Text Categorization (TC). In a candidate feature set consisting of Chinese character bigrams, there exist a number of bigrams which are high...