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The file lib_crc.c contains source code for functions to calculate five commonly used CRC values: CRC-16, CRC-32, CRC-DNP, CRC-SICK, CRC-Kermit and CRC-CCITT. The functions can be freely used.

此代码用于具有卡方或近似卡方分布的统计量的假设检验(chi-square test)

Implementation of AVL Tree

EMD程序用于分解非线性非稳定性的曲线，对数据进行分解成本征模态函数，(The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time series analysis)

the code shows the step response of a closed loop system the code shows the step response of a closed loop system the code shows the step response of a closed loop system

用于文本语义分析的潜在语义分析算法LSA(Latent Semantic Analysis)，包含详细的函数说明，原理分析及数据。相比原来版本的LSA，增加了文件demo.m以增加可视化效果，更有利于读者使用。(-Semantic Analysis for Text of Latent Semantic Analysis Algorithm LSA (Latent Semantic Analysis), contains a detailed description, principles of function analysis and data. Run demo.m can see the visualization effect.)

omnet环境下如何建立wsn节点并模拟仿真(omnet environment and how to establish wsn node simulation)

说明：  bp训练PID系数，《先进pid及MATLAB仿真》修改实现(bp training PID coefficients, pid advanced and MATLAB simulation, modified to achieve)

说明：  单像素成像，利用随机抽样减少图像存储空间(Single-pixel imaging, using random sampling to reduce image storage space)

MATLAB仿真uwb使用bpsk调制解调的发送(TX)和接收(RX)(MATLAB uwb bpsk use of modulation and demodulation of this (TX) and receive (RX))