SpectralGraphTheoryMatlaCode

模拟信号的数字化传输---增量调制系统 用SIMULINK建立简单增量调制系统的模型并进行 （3） 正弦信号 （4） 语音信号 的传输。 改变抽样频率和量化台阶大小，观察重建信号以及量化噪声信号的波形；对于语音信号主观评价声音质量的变化。 (Digitized analog signal transmission systems--- delta modulation delta modulation SIMULINK easy set up of the model system and (3) sinusoidal signal (4) transmission of voice signals. Change the sampling frequency and quantization step size, to observe the reconstruction of signal and quantization noise signal waveform for subjective evaluation of the speech signal changes in sound quality.)

Prueba1 FletcherReeves Hernández Santiago José Maestría en Ciencias de la Computación Septiembre / 2011 1. Comenzar con un punto arbitrario 2. Calcular Gradiente de Fi 3. Si el Gradiente Fi es igual a 0(converge), termina 4. Si el Gradiente Fi es !=0 continuar 5. Encontrar dirección de búsqueda Si= -GradienteFi= - Gradiente F(Xi) 6. Determinar la Longitud Optima del incremento lamda(i) en dirección Si X(i+1)=X(i)+lamda(i)*S(i)= X(i)-lamda(i)*Gradiente F(Xi) 7. Hacer i=2 8. Obtener Gradiente Fi 9. Calcular Si= -GradFi + ( [abs(GradFi)^2]/[abs(GradF(i-1))^2] )*S(i-1) 10. Determinar la Longitud Optima del incremento lamda(i) en dirección Si X(i+1)=X(i)+lamda(i)*S(i)= X(i)-lamda(i)*Gradiente F(Xi) 7. Verificar Optimalidad de X(i+1) Si es optimo, detener Si no es optimo hacer i=i+1 e ir al paso 8

用于解决最短路径问题的算法被称做“最短路径算法”， 有时被简称作“路径算法”。 最常用的路径算法有： Dijkstra算法(The shortest path algorithm is used to solve the problem is called the " shortest path algorithm," sometimes referred to as a " path algorithm." The most common path algorithm: Dijkstra algorithm)

主要包含Matlab7.0的课后习题解答和实例程序，为大家提供方便。(Consists mainly of Matlab7.0 answers and examples of after-school exercise program for you convenience.)

灰色滑模控制器设计的matlab源代码，详细地描述了利用灰色估计的方法进行滑模控制器的设计，对于研究滑模边结构控制的同学很有用。(Gray sliding mode controller design matlab source code, described in detail the use of gray is estimated that the method of sliding mode controller design, the study of sliding mode control edge structure classmates useful.)

一类具有齐次Neumann边界条件反应扩散方程的matlab源码(A class of homogeneous Neumann boundary condition reaction diffusion equation matlab source)

最优化方法，作业，包括BFGS，SUMT惩罚函数法等(Optimization)

matlab循环谱分析工具箱，其中包含cyclic_4th_order_cumulant，cyclic_autocorrelation_fast等函数(cyclic spectral analysis toolbox )

基于二维图像进行三维重建效果还可以，经测试误差较大(Two dimensional image reconstruction effect is also can be based on, after testing error)

levelset的matlab工具箱。内涵说明文档，有实例程序(levelset the Matlab toolbox. Connotations of documentation, sample program)