density feature vector 浓度特征向量
density feature vectors 浓度特征向量
Gaussian density feature 高斯密度特征
density distribution feature 密度分布特征
feature density equalization 特征密度均衡
gradient of feature density 特征密度梯度
Density feature as well as key block feature is proved to be efficient in describing the document image. In other words, the features defined and extracted in this paper are efficient.
密度特征和关键块特征已经被证明具有良好的区分度。
参考来源 - 基于特征的文档图像检索·2,447,543篇论文数据，部分数据来源于NoteExpress
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