The second, we improved the method of weight computation and we prove it's better than the TFIDF method.
第二,在概念特征的权重计算方面改进了传统的TFIDF算法,并在实验中采用该方法取得了比较好的效果。
参考来源 - 基于概念特征的中文文本分类研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper introduces automatic extraction of profile steel attribute, automatic computation of single and gross weight, automatic generation of BOM, and automatic updating of profile steel attribute.
介绍了型钢属性的自动提取，单重、总重的自动计算，以及其属性的自动更新，介绍了型钢bom的自动生成。
This article analyzes the deficiency of K-means algorithm and improves the algorithm with relative best partition and weight in the computation of distance of clusters and cases.
针对K -平均算法存在的缺陷，通过引入相对最佳随机划分方法以及在计算样本与簇中心时的权重，改进了K -平均算法。
"Quantity" obtains by the computer according to the net weight dividing single computation, simultaneously may revise manually.
“数量”由电脑根据净重除以单重计算得出，同时可以手工修改。
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