79ea21812c2a

说明：  LDPC码的matlab仿真程序，希望对大家有用，不客气，(LDPC codes matlab simulation program, in the hope that useful, at worst,)

这里有三个music算法用于来波方向估计的算法，不同的表述，专门用来做对比用的(There are three music algorithm for DOA estimation algorithm, a different formulation, designed to make comparison with the)

matlab的源程序，能够显示出图像的hough变换，修改图像路径后可直接运行。(Matlab source, can display images hough transform, Path modify images can be run directly.)

海洋内波压力波时间序列分析程序。用于分析海洋内波，去除高低平潮。(Ocean wave pressure wave in time series analysis program.Is applied to the analysis of ocean internal waves, get rid of the high and low tide.)

该损伤模型通过 商用有限元软件ABAQUS /Explicit 的用户子程序VUMAT 实现，并使用该模型对碳纤维增强环氧树脂 复合材料层合板在横向低速冲击作用下的损伤和变形行为进行预测分析． 数值仿真的结果与试验结 果进行了比较，吻合良好，验证了该模型的有效性．(Through coding user subroutine VUMAT of finite element software ABAQUS /explicit， and applied the model to an example，carbon fiber reinforced epoxy composite laminates under low velocity impact，the prediction for damage and deformation were good agreement with the experimental results．)

Joomla Component Development

说明：  锁相环的MATLAB SIMULINK编程，可以供研究锁相环的人员使用(MATLAB SIMULINK programming the phase-locked loop, you can study for the use of Phase-Locked Loop)

该仿真研究了采用相关器进行多谱勒估计的方法，并研究了多普勒失配对相关器检测性能的影响(The simulation study of the correlator for Doppler estimation method, and studied the influence of the Doppler mismatch detection performance)

采用BP算法进行函数拟合，收敛速度较快。(BP function fitting algorithm, convergence faster.)

带阻滤波程序，直接运行即可，保证可用。注意:目录的设置一定要正确(Band-stop filter program can be run directly, to ensure that available. Note: The directory must be correctly set)