Scale invariance can be described by means of fractal and multifractal models.
尺度不变性可用分形和多重分形模型来表征。
Fractal geometry is about things have scale invariance in self-similar meaning, it is the mathematical branch.
分形几何是研究在自相似意义下事物所具有的尺度不变性的数学分支。
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。
In fact, the image shift, scale, rotation invariance problems encountered in some pattern recognition tasks can easily be solved in this system.
事实上，某些图像识别任务碰到的图像位移、尺寸、旋转不变性问题，本系统可容易地予以解决。
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。
Problem on scale-invariance, rotation-invariance and translation-invariance can be solved with this method.
解决了尺度变化、旋转和平移不变性问题。
The climatic colding and warming change with time scale, but there is also invariance.
在气候资料中冷暖是随时间尺度而变化的，但也存在不变量。
Finally, since geochemical laws can apply to various scales, and are scale-invariant, they should be treated with the modern concept of scale-invariance.
最后，指出了标度不变性原理在地球化学研究中的应用前景。
Experiment results show that this method can keep good invariance under translation, rotation, scale and mirror, and the retrieved results match human visual perception very well.
实验证明，该方法具有良好的平移、缩放、旋转和镜像不变性，得到的检索结果能很好地符合人的视觉感受。
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。
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。
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