huffcodemodified

vrml to smf convert use for 3d image

说明：  希尔伯特黄变换，经验模态分解，包络谱分析(Hilbert yellow transform, empirical mode decomposition, envelope spectrum analysis)

轨道设计，确定着陆准备轨道近月点和远月点的位置，以及嫦娥三号相应速度的大小与方向。(Track design, determine the location of the landing point in recent months to prepare the track and Apolune, as well as the size and direction of the Chang-e III corresponding velocity.)

此程序比较了卡尔曼滤波和粒子滤波的优缺点 (This program compares the advantages and disadvantages of Kalman filter and particle filter)

脊线提取，利用连续小波变换提取信号中的脊线，(Ridge line extraction)

channel estimation of ofdm using least square algorithm

信号与系统的课程实验，关于连续盒离散的频响特性分析，零级点图，都已在matlab上运行。（郑君里的教程）(Signals and Systems course experiments on the box for the frequency response characteristics of discrete, zero-point plan, has been running in matlab. (Zheng' s Guide))

A matlab function to calculate the Planck function

matlab基础与应用教程，ppt版，阅读方便，介绍详尽。(Basic and Applied tutorial matlab)

有关零相位滤波器的设计介绍，采用无限脉冲响应滤波(For zero-phase filter design introduced with infinite impulse response filter)