jingyiu

说明：  这个内容主要是用于语音的读取、端点检测。端点检测采用的是基于短时能量和过零率，里面包含测试程序。(vad)

基于小波变换的数字水印算法matlab代码，滤波求和方式实现宽带波束形成，包括轨道机动仿真、初轨计算。( Based on wavelet transform digital watermarking algorithm matlab code, Filtering summation way broadband beamforming, Including orbital maneuvering simulation, initial orbit calculation.)

L3_1.m: 純量量化器的設計(程式) L3_2.m: 量化造成的假輪廓(程式) L3_3.m: 向量量化器之碼簿的產生(程式) L3_4.m: 利用LBG訓練三個不同大小與維度的碼簿並分別進行VQ(程式) gau.m: ML量化器設計中分母的計算式(函式) gau1.m: ML量化器設計中分子的計算式(函式) LBG.m: LBG訓練法(函式) quantize.m:高斯機率密度函數的非均勻量化(函式) VQ.m: 向量量化(函式) L3_2.bmp: 影像檔 lena.mat: Matlab的矩陣變數檔 (L3_1.m: scalar quantizer design (the program) L3_2.m: quantitative result of the false contour (the program) L3_3.m: Vector quantizer code book of the generation (the program) L3_4.m: training in the use of LBG three different size and dimension of the code book and separate VQ (program) gau.m: ML quantizer design in the denominator of the calculation formula (function) gau1.m: ML quantizer design in the calculation of molecule-type ( function) LBG.m: LBG training method (function) quantize.m: Gaussian probability density function of the non-uniform quantization (function) VQ.m: vector quantization (function) L3_2.bmp: image file lena.mat: Matlab matrix variable file)

说明：  读写锁： 一个简单的支持多个读，一个写控制源码(Read-write lock: the support of more than a simple read, a write control source)

基于压缩感知的OMP算法，用于信号重建，适合初学者(Based on the compression perception OMP algorithm for signal reconstruction, suitable for beginners)

粒子群优化算法的matlab程序源代码，内含十四个相关程序(Particle swarm optimization algorithm in matlab programming)

说明：  给出RS编码和译码的原理 以及解决方案，特别是硬件的一种解决方案，值得这一方面的人员研究。(RS gives the principle of encoding and decoding as well as solutions, in particular, a hardware solution, it is this aspect of research staff.)

说明：  三维海面建模，包括仿真涌浪及风浪，等高线等。模拟三维海洋表面的海浪(Three-dimensional surface modeling, including simulation of surge and waves, contour lines. Simulated three-dimensional ocean surface wave)

将Quaternion四元素坐标系转换为一般的欧拉角坐标系，避免采用反三角函数导致的值域限制问题。参数xi为搜索的精度，对于每个欧拉角可以分别设定，xi越小，搜索越精确。(Quaternion quaternion coordinate system will be converted to general Euler angle coordinate system, avoiding the use of inverse trigonometric functions due to range limitations. The accuracy of the search parameter xi, for each Euler angle can be set separately, xi smaller, more accurate search.)

相移光栅的反射谱和折射谱仿真，光纤长度、调制强度、相移等参数均可调(Phase shift grating spectral reflection and refraction spectrum simulation, fiber length, intensity modulation, and other parameters can be adjusted for a phase shift)