...semantic feature extraction; Bayesian statistical learning; semantic thesaurus; relevance feedback [gap=371]关键词 : SHM;语义特征提取;Bayes统计学习;语义分类辞典;相关反馈 ..
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实验表明本文提出的图像颜色特征提取算法可成功应用于海量图像库检索和图像语义信息的自动提取。
Experiments show that the new algorithm proposed can be successfully used in retrieving the image from good-sized image database and extracting semantic information from image automatically.
本文采用潜在语义索引（LSI）和遗传算法（GA）进行文本特征提取。
This paper selects the features of text by using LSI and GA(Genetic Algorithm).
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