PSNR

获得图像局部增强时，每个象素的指数增强系数，指数增强系数有原图像中的灰度值与其周边象素比较获得([Coeff_en_local, lum_mask]=enhance_coeff_local_bilateral(lum_ori,window_r,sigmad,sigmar))

Signal Conservation of energy and form . Conservacion de energia y forma de una señ al

说明：  人脸识别matlab程序 with a principal components analysis for a set of face images as the theme(Face recognition matlab procedures with a principal components analysis for a set of face images as the theme)

Grade Calculating Software

matlab环境下的支持向量机源代码，支持支持向量机在小样本分析方面有很好的优势。(This is the source code of SVM in Matlab environment which is very ussful for analysis a small sample to support for classing.)

matlab实现的svt（奇异值阈值）算法(matlab implementation svt (singular value threshold) algorithm)

JPEG的压缩编码及其matlab实现，包含了DCT变换，量化，AChuffman编码，DChuffman编码。(Of JPEG compression matlab to achieve, including the DCT, quantization, AChuffman coding, DChuffman coding. )

频率估计中的ESPRIT算法的matlab实现(Frequency estimation in the realization of ESPRIT algorithm matlab)

This code is used to simulation of bed load transport in two phase flow domain.

Manual basico sql para princiantes. sentencias sql basicas