fast_down

这是一个非常重要的而又简单的程序，是书上常用和数学建模的好帮手(nice work )

本文首先概述了预编码技术的发展历史、基本原理和研究意义。重点介绍了预编码技术在LTE及LTE-A系统中的应用，最后对预编码技术的发展趋势做出预测及综合评论。(This paper outlines the history of pre-coding technology, the basic principles and significance. Focuses on the pre-coding technology in LTE and LTE-A system, and finally to make predictions and comprehensive review on the development trend of the pre-coding technology.)

Study modes phase transformer experience load and short-circuit calculation of parameters of the equivalent circuit of the transformer.

数学公式模型的仿真，在matlab环境下把数学公式的图像画出来(Math model simulation, in the matlab environment, the mathematical formulas drawn images)

说明：  一片详细介绍adaboost进行目标识别的文章。采用MSTAR数据库作为数据来源，非常经典的adaboost实现(A detailed article adaboost target recognition. MSTAR database as the data source used, to achieve a very classic adaboost)

美国莱斯大学压缩感知稀疏学习工具箱，能把信号进行稀疏表示，进而实现远低于奈奎斯特抽样速率的压缩感知(Rice University study Toolbox sparse compressed sensing, sparse representation of the signal can, thus achieving much lower than the Nyquist sampling rate of the compressed sensing)

Sargent exercises for the book recursive methods in economic dynamics

matlab之基本绘图函数,还不错，值得一看(matlab)

Automatic Gray-Scale Image Thresholding methods: Tsai, Prewitt, Rosenfeld, Otsu, Kittler, Ridler.

c programe to write the table of given number. for beginers in c.