A fast location algorithm using classifying shrinkage in parameters space and a feature extraction method using improved wavelet cross-zero detection is presented.
提出了参数空间分级收缩的新的定位算法及其改进的小波过零检测的特征提取算法。
This paper introduced the method to survey the structure of towel by the cross section. The shrinkage percentage of warp and woof yarns is calculated on the basis of their geometry morphology.
本文介绍切片观察毛巾结构，并依据经纬纱的几何形态计算经纬纱织缩率。
According to the testing and studying, ultimate strength, elongation and shrinkage on cross section of two kinds of steel bar were determined.
通过测试研究还得到两种钢筋的极限强度、延伸率和断面收缩率等其他高温力学性能参数。
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