Firstly, the local gray mean feature and local standard deviation feature were utilized to realize target modeling based on the low SNR characteristic of ir images.
首先，针对红外图像低信噪比的特点，采用局部灰度均值特征及局部标准差特征用于目标建模。
The texture feature was obtained by statistically projecting the local centroid which was referred from the structural texture analysis methods based on the wavelet package transform.
该算法以具有多分辨率特性的小波包为基础，结合结构法的纹理元分析方式，采用区域质心完成局部特征提取，最后使用投影法进行整体的特征提取。
The local feature based representation could be obtained by choosing suitable dimension of the feature subspace in NMF.
非负矩阵分解过程中，适当地选取特征空间的维数能够获得原始数据的局部特征。
Experiments show the superiority of local line model based fusion algorithm over traditional methods in enhancing the feature of interest and the quality of the fused image.
实验结果表明，基于局部线模型的融合方法在增强感兴趣的特征和提高图像质最上优于传统算法。
A novel gradient orientation histogram was built using a Gaussian-weighted circular window and a major orientation to each feature point was assigned based on local image properties.
构建了一种新的局部梯度方向直方图，同时定义了特征点的主方向，从而提出了一种具有旋转不变性的图像配准算法。
Finally, based on the feature that human vision is sensitive to the local contrast, the image of linear degree of polarization was adopted to enhance the fused result.
最后，根据人眼对局部对比度敏感的特点，采用偏振度图像对融合结果进行对比度增强处理。
This paper proposes document image retrieval method based on the paragraph feature combining up with the local relative difference of pixel distributions.
提出一种综合利用文档图像的段落特征和局部像素分布相对差特征进行文档图像检索的方法。
In this dissertation, a new face representation algorithm based on weighted DCT fusing global facial feature and local facial feature is proposed.
本文基于DCT变换，给出了一种融合人脸整体特征和局部特征的加权DCT人脸表征算法。
The paper proposes a new adaptive weighted average filtering algorithm based on the feature of local spatial pixels that removes the 'salt & pepper' noise.
提出了一种新的基于局部空间像素特征的椒盐噪声自适应加权滤波算法。
Based upon texture feature and whole interrelation of, pixels in local region, an iterative algorithms of approximation to known pixels was performed to restore the damaged data.
基于局部域上象元的整体相关性和基图象纹理连续性，对已知象元进行迭代拟合，同时修复多点缺损数据。
The SIFT algorithm is proposed in this study is a feature extraction algorithm based on local invariant.
本文研究的SIFT算法正是一种基于局部不变量的特征提取算法。
An object recognition and localization algorithm based on local feature-turning Angle between neighbouring tangent vectors, is presented.
提出了基于切矢转角局部特征的目标识别与定位算法。
The concept of local energy in time-frequency plane, based on local wave theory, is defined. Then a new feature extraction method based on the local energy in time-frequency plane is given.
在局域波理论的基础上，引入了时频局部能量的概念，进而提出了一种基于时频局部能量的特征提取方法。
The method of synchronous design feature and machining feature modeling based on local feature recognition is presented in Chapter 3.
第三章介绍基于局部特征识别的设计特征和加工特征同步建模方法。
Improve a 3d model retrieval method based on the local distinctive region feature which can improve the retrieval effectiveness.
改进一种基于局部区分区域特征的三维模型检索方法，提高了检索效率。
Finally, the similarity between color images is computed by using a combined feature index based on the color histogram and texture histogram for local grids.
最后综合利用上述网格区域的颜色直方图和纹理直方图来计算图像间内容的相似度，用于进行彩色图像检索。
Finally, the similarity between color images is computed by using a combined feature index based on the color histogram and texture histogram for local grids.
最后综合利用上述网格区域的颜色直方图和纹理直方图来计算图像间内容的相似度，用于进行彩色图像检索。
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