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matlab绘图命令，用于查询，教材，pdf格式(matlab drawing commands, teaching materials, pdf format)

时频分析方法提供了时间域与频率域的联合分布信息，清楚地描述了信号频率随时间变化的关系。(Time-frequency analysis method provides a time-domain and frequency domain, the joint distribution of information that clearly describes the signal frequency versus time relationships.)

matlab code for show image and read the image

matlab数学建模 书籍 中文版实用教程 入门级matlab数学建模同学必看(Mathematical modeling matlab Practical Guide Books Chinese edition entry-level mathematical modeling matlab student must see)

Steganography application coded with matlab

神经网络的matlab代码，欢迎亲们使用(The bpp neural network)

Define the input signal

本书系统地介绍了常见数学问题的各种数值解法及其内在的逻辑联系，并用MATLAB作为算法实现工具，为快速掌握理论打下坚实的基础。本书共分10章，主要内容包括MATLAB概论、MATLAB基础知识、MATLAB数据的图形表示、插值法和数据拟合、数值积分、常微分方程初值问题数值解法、非线性方程求解、求解线性代数方程组和计算矩阵特征值的迭代法、线性方程组的数值解法，以及MATLAB在数值计算中的综合应用。 (This book systematically introduces a variety of numerical solution and its inherent logic of common mathematical problems Contact algorithm using MATLAB as a tool to lay a solid foundation to quickly grasp the theory. )

隐藏桌面图标的工具，通过findwindow操作，代码相当简洁，适合初学者。(hide desktop icons tool that findwindow operation, code is simple and suitable for beginners.)

basic image processing