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简单介绍下基于粒子滤波的目标跟踪算法，希望可以帮助到一些想入门的人(A brief introduction to particle tracking based target tracking algorithm)

二阶标量声波差分有限差分正演模拟，加PML吸收边界（完全匹配层），实现边界无反射效果，可以添加各种模型，进行正演模拟。(2D -acoustic equation finite-difference forward modelling,which include perfect match layer.it can achieve the result that have no reflection,and it also can achieve other the result of model.)

大一c++练习题库，题库中有所需的填空题，选择题，改错题，以及程序设计题，可供大一学子参考(Freshman c++ exercises database, questions in the library filled questions, multiple choice, error correction, and programming problems, for freshmen reference.)

BENEFIC BOOK FOR ENGINEER

VHDL洗衣机程序，程序不是很流畅，可能有一些小错误，供大家参考，请大家指正-VHDL washing procedure, the program is not very smooth, there may be some minor errors, for your reference, please correct me

说明：  IPv6 network construction

说明：  This book explains the data structure of the C language.

说明：  松下系列PLC对四层电梯模型进行控制的编程设计与调试，以及组态软件的使用(Panasonic series of PLC controlled model elevator on the fourth floor of the programming design and debugging, as well as the use of configuration software)

基于matlab的红外与可见光图像自适应融合源代码,hslogic,matlab代做(Matlab based adaptive fusion of infrared and visible images source code, hslogic, matlab generation)

AE重采样功能，调用IDL程序，可以参考，很有参考价值(AE resampling function, call the IDL program, you can refer to, has a good reference value)