Haar function

In noise reduction methods we used a generating function called haar function as a wavelet basis function.

采用方波haar函数作为母函数，构造了一种独特的小波降噪方法。

Completeness and orthogonality of Walsh Haar function family

Walsh-Haar类函数的完备正交性

With "Haar" function as wavelet basis function, an orthogonal wavelet transform is carried out for images with noises.

该方法以Haar函数为小波基，对带噪图像作正交小波变换；

To avoid this circumstance, this paper puts forward a method for normalizing Haar function and judging dangerous appearance in combination logic circuit by use of ha coefficient map under the condition of variable number < 6. This method has the characteristics of being simple and direct.

为避免这种现象，给出了Haar函数归一化的一种方法以及在变量数<6时用ha系数图判断组合逻辑电路险象的方法，该方法具有简单、直观的特点。

Robust digital image watermarking against shearing based on Haar orthogonal function system

基于哈尔正交函数系的抗裁剪鲁棒水印算法

This paper systematically discusses the characteristics of Haar's function and Walsh's function, explaining its application in science and technology, especially in electronic engineering, and displaying the prospect of its applied research.

系统讨论Haar函数与Walsh函数的特征性质，阐明它在科学技术特别是电子信息工程上的应用，展示Haar函数与Walsh函数的应用研究前景。

The a-1 mother wavelets corresponding to Haar scaling function can be constructed by calculating eigenvectors of a symmetric matrix.

指出只需对一实对称矩阵求特征向量，便容易得到相应的a-1个母小波。