31767672pcnn

高斯平滑滤波，属于低通滤波，有效去除图像噪声。(Gaussian smoothing filter, a low pass filter effectively removes image noise.)

the code is based on lsb matching revisited technique the new technique available to the user for steganography. that provide high accuracy

说明：  紧支撑小波基构造课程资料 以构造紧支撑正交db小波为例(wavelet)

质点外弹道，最最最基本的外弹道程序啊，不要错过啊(zhidian wai dandao,no cuoguo)

matlab基于共生矩阵纹理特征提取，d=1,θ=0°,45°,90°,135°共四个矩阵 输入图像数据 返回八维纹理特征行向量 (Matlab co-occurrence matrix texture feature extraction, based on the d=1, theta =0 degrees, 45 degrees, 90 degrees, 135 degrees four matrix The input image data to return to the eight dimensional texture feature vector line)

基于混沌的模拟退火算法，采用偏最小二乘法，用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述。( Chaos-based simulated annealing algorithm, Partial least squares method, Monte Carlo simulation method of calculating the American option price and basic description.)

QMF滤波器在语音编码中的应用,通过matlab 实验程序设计和实现二通道镜像滤波器(QMF、CQF、OQF)在语音编码中的应用，针对不同的滤波器阶数，采用批量算法，实现和比较波形编码的效率和精度(qmf filter use in wave)

说明：  HD61202的常用资料,及应用示例和内部结构介绍.(HD61202 common data, and application examples and describes the internal structure.)

To implement a DTMF encoder and decoder in a noisy environment.

Design for a Model predictive control constrained DC motor system