GMSD

isomap代码是一种新的用于数据降维的方法，它在2000年被提出，发表在science杂志上。(isomap is a new dimensionality reduction method.)

沿螺钉螺旋线提取ct图像中的椎弓根骨密度(extraction of pedicle bone mineral decsity from CT images along screw helix)

瑞泰2812的9个例程C源代码，包括混合编程，PID算法，FFT算法，电机控制等源代码，可直接修改后移植使用(9 of 2812 Ruitai C source code routines, including the mixed programming, PID algorithm, FFT algorithms, source code, such as motor control, can be directly transplanted to use the revised)

polyadd 代码 可以进行多项式的求值及求根的运算，主要进行多项式加法的运算(polyadd 代码)

微分进化算法的一套实用程序，适合学习微分进化算法的朋友研究(A set of differential evolution algorithm utility for the study of differential evolution algorithm research friend)

FBMC的各个模块的代码实现，适合FBMC入门参考。(Code Implementation of Each Module of FBMC)

说明：  repeat-accumulate codes (RA codes)

说明：  基于稀疏贝叶斯学习的窄带信号波达方向估计，实测有用，亲测有效！(Based on the sparse Bayesian learning, the narrow-band signal direction estimation is useful, and the pro-test is effective!)

MIMO信道容量的累计分布曲线图CDF，不同天线数的比较(CDF, of the graph of the cumulative distribution of the MIMO channel capacity to compare the number of different antennas)

function [ Current,impedance_matrix,matrix_excitation] = calculate_current(length,Frequency,no_divisions, Radius)