1) Krawtchouk moments of two variables
两变量Krawtchouk矩
2) Krawtchouk moment invariant
Krawtchouk不变矩
1.
Based on the relation between the Krawtchouk moments and the geometric moments,the geometric moment invariants are proposed to detect the watermark instead of the Krawtchouk moment invariants.
实验表明,与用Krawtchouk不变矩检测相比,该算法对于大角度旋转和图像平移的几何攻击具有更好的鲁棒性。
3) Krawtchouk moment
Krawtchouk矩
1.
A new image texture segmentation method is presented based on the Krawtchouk moments and support vector machine(SVM).
提出一种基于Krawtchouk矩和支持向量机的图像纹理分割方法。
2.
The watermark based on wavelet transform and Krawtchouk moments is used in an authentication context.
提出了一种基于Krawtchouk矩和小波变换的抵抗几何攻击的内容认证水印算法。
3.
In this paper,a watermark insertion and detecting scheme based on the Krawtchouk moments is proposed.
提出一种基于Krawtchouk矩的水印算法,通过修改一些原始Krawtchouk矩并重构图像以获得水印图像。
4) krawtchouk moments
Krawtchouk矩
1.
Analysis of Krawtchouk Moments Rotation Invariance
Krawtchouk矩旋转不变性的分析
2.
This paper proposes an approach using the set of Krawtchouk moments and HMMs (Hidden Markov Models) for character recognition.
提出一种基于Krawtchouk矩的脱机手写汉字识别方法。
3.
It is shown that the Krawtchouk moments can be employed to extract local features of an image,unlike Zenike moments other orthogonal moments,which generally capture the global features.
图像局部特征提取在图像处理领域中有着重要的应用,Zernike等其他正交矩,一般用来表达图像的整体特征;而Krawtchouk矩则可以用来表达图像的局部特征。
5) discrete orthogonal Hahn moments of two variables
两变量Hahn矩
6) 3D Krawtchouk Moment
三维Krawtchouk矩
补充资料：变量与变量值
可变的数量标志和所有的统计指标称作变量。变量的数值表现称作
变量值，即标志值或指标值。变量与变量值不能误用。
变量值，即标志值或指标值。变量与变量值不能误用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条