移位不变 meaning in English

sift invariant

Based on the analysis and processing of the digital speckle pattern , the translation and rotation invariant features are discovered , and a one - step feed - forward neural network is creatively proposed which makes it possible to realize the intelligent recognition of interface defects
通过对数学散斑条纹的分析与处理，找出了能代表条纹信息的移位不变与旋转不变特征值? ?最大斜率，进而构造一种新的网络模型，即单步前馈式三层网络系统.率先实现了把神经网络系统用在数字散斑无损检测之中，完成了神经网络系统对粘接界面缺陷的智能辨识