检测中文文章的相似度，首先对中文文章分词处理，然后提取特征，计算特征向量夹角。检验是否相似-Similarity detection Chinese article, the first article of the Chinese word processing and feature extraction, feature vector angle calculation. Test whether similar

非负矩阵分解，处理合成孔径雷达图像，数据处理(The multichannel or wide-angle imaging performance of synthetic aperture radar (SAR) can be improved by applying the compressed sensing (CS) theory to each channel or sub-aperture image formation independently.)

包括LARS的经典文章和实现代码（MATLAB）(Abstract There are a number of interesting variable selection methods available beside the regular forward selection and stepwise selection methods. Such approaches include lasso (Least Absolute Shrinkage and Selection Operat