特征识别包括指纹特征提取、指纹特征三角形编码和指纹特征三角形比对三个过程。
The fingerprint character recognition includes three processes, which are the character extraction, the character triangle coding and the character triangle matching.
当人脸发生姿态变化时，依据人脸的对称性特点，通过计算特征三角形位置和角度的变化进行姿态参数估计。
According to the face geometrical property, we can estimate the parameters of face gesture. Meanshift is used to track face.
针对现有匹配算法存在的问题，本文提出了基于特征三角形的指纹匹配方法，并就三角形的构成进行了详细的介绍。
To the problems that have been for long about matching methods, this paper presents a new one based on congruent triangle and makes a detailed presentation about the composing of congruent triangle.
本文采用该算法训练人脸面部特征检测器，提取区域的几何中心进行面部特征点定位，获取以双眼和嘴巴为特征顶点的人脸特征三角形。
The thesis uses the method to train face feature classifier, to get the face feature points and build face feature triangle that uses eyes and mouth as vertexes.
科学家以前的研究已经发现看的人往往在眼睛和嘴之间游移，形成一个重要特征的反转三角形。
Previous studies have found that viewers tend to flick their gaze between the eyes and the mouth - an inverted triangle of important features.
在深入研究视频图像冗余离散变换特征的基础上，提出一种用于视频编码运动补偿技术的小波域不规则三角形网格构造方法。
This paper discusses the feature of redundant discrete wavelet transform and proposes an irregular triangular mesh design method in wavelet domain for motion compensation in wavelet video codec.
本文主要研究基于三角形和四边形的混合细分曲面的尖锐、半尖锐特征的生成方法。
Generation of sharp and semi-sharp features such as crease, cone and corner over the quad and triangle hybrid mesh is investigated.
实现了一个从带噪声的密集三角形拟合出带尖锐特征的细分曲面拟合系统。
A fitting system is developed to fit subdivision surface with sharp feature from noising and dense triangular meshes of arbitrary topology.
针对典型液压缸截面特征，给出一种简明的三角形单元网格生成算法。
According to the section feature of typical hydro-cylinder, a brief algorithm for triangular element mesh generation is presented in the paper.
介绍了一种用三角形拟合的措施提取一维曲线的特征进行模式识别的新方法。
A method for extracting the characteristics of one dimensional curves by trigonometric fitting is now proposed.
复习正方形，三角形，学习长方形，梯形，椭圆形，知道他们的特征。
Repeat basic shapes like square, triangle, circle and know their characteristics.
比对过程中首先根据两个集合中的全等三角形求出它们的旋转和平移参数，然后对根据参数进行转换后的特征集合进行点模式匹配。
In the matching process the parameters of rotation and displacement were obtained by two congruent triangles, then the point-pairs matching would be performed on the transformed sets.
推导出由特征多项式的系数表示的线图（无重边图）中圈的个数，双向结点对个数，单向结点对个数及简单图中有向三角形个数的计算公式，等等。
The formulae for the number of loops, edges, triangles, pairs of two-way nodes and pairs of one-way nodes are deduced by the coefficients of a characteristic polynomial, so on.
导航三角形的识别只需基于单一特征量的匹配就可完成。
The recognition for navigation triangle can only be carried out on the matching of single characteristics quantity.
对圆形区域法进行改进，以右手螺旋法则构造三角形模式的几何特征；
Importing the geometry character of the triangular mode by the right-hand rule;
本文算法首先对立体图像对中的左图像进行DT网格剖分，把各三角形的顶点作为“特征点”在右图像中寻找它们的匹配点。
The algorithm first describes the left image with DT mesh. As feature points, the vertexes of triangulations are matched in the right image for finding their corresponding points.
不含三角形子图是简化图的一个重要特征。
不含三角形子图是简化图的一个重要特征。
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