3830272a74e3

特征选择与变换的算法实现,计算贡献率与主成分分析(Feature selection and transformation algorithms to calculate the contribution rate and principal component analysis)

字典学习及稀疏编码 非常好的工具箱!!!!!!!!(dictionary learning and sparse coding perfect toolbox!!!!!!!!!!!!)

针对基于可见光视频图像处理的水上弱小目标检测中存在的问题， 综述目前该领域的国内外研究进展， 从动态背景建模 前景目标检测和跟踪等方面分析各种方法 算法的优势和不足， 指出目前需要解决的问题， 并展望该领域的研究前景(In view of the problems existing in small and weak target detection on the sea surface based on visible light video image processing，the research advances at home and abroad in this field are summa- rized. The advantages and limitations existing in the methods and algorithms are analyzed from several aspects including dynamic background modeling，foreground target detection and tracking. Problems which need to be solved at present are pointed out，and promising research directions in this field are proposed.)

1. m-file powspec computes the powerspectrum of the input signal. 2. m-file ispecgram computes the inverse of the output of specgram

该代码matlab所编写，实现稀疏流形子空间嵌入，可直接运行，对稀疏编码的相关学习有帮肋(The code is written matlab realize sparse subspace manifold embedding, can be run directly on the sparse coding related learning help rib)

蚁群算法在matlab中的模拟，基本调试成功，请高手指点~(Ant colony algorithm in matlab simulation, basic debugging success, experts urged to)

IHS变换域的遥感图像NSCT融合算法 石爱业 马艳军 黄凤辰 徐立中 河海大学学报(自然科学版) 2008-11-25 期刊(NSCT ihs transform domain of remote sensing image fusion algorithm stone love industry Ma Yanjun Huang Fengchen Xu Lizhong journal of hohai university (natural science edition) 2008-11-25 journals)

sir/mam,,pls prvide me some matlab codes

计算小波能量谱分析，用于功率谱分析，以及损伤等都可以(Calculating wavelet energy spectrum analysis)

切比雪夫滤波器的设计与实现,设计的滤波器可满足通带内平坦的群延迟响应和通带外足够大的的衰减(Design and Implementation of Schiff cut filter, the filter designed to meet the passband than flat group delay response and pass-band attenuation is large enough)