• 1. a scale-invariance: 尺度不变性

• 1.So a method of image recognition with rotation and scale invariance is required to satisfy the practical application.
  因此，需要寻找一种具有旋转和比例不变性的图像识别方法，以满足实际应用中的需要。
  dict.yoduao.com
• 2.This paper analyses the influence of scale factor on moment invariant features in discrete, constructs a new moment invariant with both scale, translation and rotating invariance.
  分析了在离散状态下比例因子对不变矩特征的影响，构造了一种新的不变矩，使其具有平移、旋转和比例因子的不变性。
  dict.yoduao.com
• 3.Support vector value contourlet transform, which is constructed by support vector machine, is a new kind of image representations which is of multi-scale, multi-direction and shift-invariance.
  利用支持向量机构造的支持向量值轮廓波变换是一种具有多尺度、多方向和平移不变性的图像表达方法。
  dict.yoduao.com

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