首先，本文提出了基于距离分布直方图的商标图像检索方法。
Firstly, this paper presents the trademark image retrieval method based on distance distribution histogram.
首先，本文提出了基于距离分布信息熵的商标图像检索方法。
Firstly, this paper presents the trademark image retrieval method based on distance distribution information entropy.
最后，本文提出了基于区域方向信息熵的商标图像检索方法。
Lastly, this paper presents the trademark image retrieval method based on region orientation information entropy.
提出了一种新的基于多特征点平均矩特征的商标图像检索方法。
A new method of trademark retrieval based on average moments of feature points is proposed in the paper.
其次，本文提出了基于归一化单元转动惯量特征的商标图像检索方法。
Secondly, this paper presents the trademark image retrieval method based on normalized unit moment of inertia features.
本文提出了基于子图像特征融合的商标图像检索算法，并对子图像特征融合准则进行了研究。
This paper puts forward the trademark image retrieval algorithm based on the subimage feature fusion, and does research on the subimage feature fusion criterions.
针对商标图像结构越来越复杂的特点，提出了一种基于联合不变矩形状特征的商标图像检索方法。
A new combined invariant moment was presented according to the characteristics of NMI's feature and affine invariant moment proposed by Jan Flusser with their application conditions.
该文对商标图像检索中的子图像特征融合准则进行了研究，根据子图像可信度对子图像特征融合准则进行加权改进。
This paper researches the sub image feature fusion rules in the trademark image retrieval, and improves the sub image feature fusion rules by weighting based on the sub image reliability.
该文对商标图像检索中的子图像特征融合准则进行了研究，根据子图像可信度对子图像特征融合准则进行加权改进。
This paper researches the sub image feature fusion rules in the trademark image retrieval, and improves the sub image feature fusion rules by weighting based on the sub image reliability.
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