We propose a low-dimensional region-based shape index to retrieve images.
提出了一种改进的基于区域的形状索引的图象检索方法。
Traditionally, computer face recognition is based on such factors as the characteristics of the eye region, the shape of the nose, or the width of the mouth.
传统上，用计算机进行人脸识别是基于局部区域的特征例如眼睛、鼻子的形状，或者嘴巴宽度等。
Based on the conformal conversion method to simplify the shape of the region, derives an analytic function formula of temperature distribution field around a cylindrical heating pipe.
运用保角变换法将复杂的几何区域变换为比较简单的区域，从而推导出供热管道周围的温度场分布解析函数式。
Arbitrary shape region of interest lossily and losslessly coding technology based on integer-to-integer shape adaptive discrete wavelet transform has also been studied.
研究了基于整数到整数形状自适应离散小波变换对任意形状感兴趣区域的有损和无损编码技术。
Based on the solution of the diffracted wave field the general formulas for calculating dynamic stress concentration factor for a cavity of arbitrary shape in multiply-connected region are given.
基于绕射波场的解，文中给出了任意形状空腔动应力集中系数的一般算式。
Moreover, by extracting shape invariant moment characteristics of object region, this paper also presents a BP neural network based object recognition method.
对分割后的目标，提取不变矩特征，然后利用人工神经网络实现了运动目标的快速识别。
Moreover, by extracting shape invariant moment characteristics of object region, this paper also presents a BP neural network based object recognition method.
对分割后的目标，提取不变矩特征，然后利用人工神经网络实现了运动目标的快速识别。
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