·2,447,543篇论文数据,部分数据来源于NoteExpress
该方法首先通过在加权最小二乘 支持向量机的基础上加入对数据偏斜的处理,解决了元 信息 分类时关键词特征稀疏和样本高度不均衡问题;
Since the feature of the meta-information classification keywords is sparse and the distributing of sample is unbalanced, this thesis considered the factor of data skew based on LS-VSM.
youdao
应用推荐
模块上移
模块下移
不移动