GUI_23gwt3

基于DCT的数字水印基本代码框架，能够完整的嵌入水印信息、提取水印信息。可根据需要再此基础上修改算法。(DCT-based digital watermarking code framework, a complete embedded watermark information to extract the watermark information. According to the need for this based on the modified algorithm.)

Pattern recognition of vowels

最速下降法和牛顿法，用最速下降法求解无约束问题: min f(x)和用阻尼牛顿法求解无约束问题: min f(x)等(Steepest descent method and Newton method, with the steepest descent method for unconstrained problem: min f (x) and unconstrained problems with damping Newton Method: min f (x), etc.)

交通分布中的无约束重力模型，matlab程序(A matlab program of unconstrained gravity model in traffic distribution.)

a program,filter method,cartoon-texture decomposition for image,Fast Cartoon + Texture Image Filters(a program,filter method,cartoon-texture decomposition for image,Fast Cartoon+ Texture Image Filters)

说明：  利用matlab软件，使用距离变换和分水岭法对图像进行分割(Using matlab software using the distance transformation and watershed image segmentation method)

novel based approach for object segmentation

信号与系统基础知识包括连续信号与模型、离散信号与模型；常用信号变换包括Z变换、Chirp Z变换、FFT变换、DCT变换和Hilbert变换等；离散系统结构包括IIR、FIR和Lattice结构；IIR滤波器设计包括模拟和数字低通、高通、带通与带阻滤波器设计，以及基于冲激响应不变法和双线性Z变换法的IlR滤波器设计等；FIR滤波器设计包括基于窗函数、频率抽样法和切比雪大逼近法的FIR滤波器设计；平稳信号分析包括经典功率谱估计、基于参数模型的功率谱估计和基于非参数模型的功率谱估计；非平稳信号分析包括STFT变换、Gabor展开、Wigner-Ville分布与Choi-Williams分布；非高斯信号分析包括基于非参数法的双谱估计、基于参数模型的双谱估计，以及双谱估计的应用；信号处理的GUI实现包括滤波器设计与分析的FDATool工具和滤波器设计与信号分析的SPTool工具。(signals and systems based on knowledge, including continuous signal with the model, discrete signal and model; Common signals include transform Z transform, chirp Z-transform, FFT transform. DCT and Hilbert transform; Discrete system architecture including IIR, FIR and Lattice structure; IIR filter design, including analog and digital low-pass, high-pass, band-pass and band stop filter design, Based on the impulse response of the same law and bilinear Z transform the IlR filter design; FIR filter design including on the basis of the window function, frequency sampling and snow all over the big approximation of FIR filter design; stationary signal analysis include classical power spectrum estimation, Based on the model parameters of the power spectrum estimation and non- parametric model b)

information coding cslculation

说明：  matlab算法大全 (matlab )