chengxu

说明：  BPSK.QPSK的MATLAB仿真程序 (BPSK.QPSK matlab program)

程序计算仿真偏馈抛物面天线的特性如远场方向图 波束宽度 增益 极化等等(Program simulation calculation of offset parabolic antenna characteristics such as far field pattern beamwidth gain polarization etc.)

机器人工具箱9.5版本。可自定义机器人连杆坐标系，进行正向逆向的运动学、动力学求解，并包较多的的机器人Simulink仿真模块。有PDF说明书。(Robot Toolbox 9.5 version. Self-definition of the robot link coordinate system, forward and reverse kinematics, dynamics solver, and package more of the robot the Simulink simulation module. PDF manuals.)

EigenFaces algorithm for face recognitionwith GUI interface(load_database.m,eigenface.m,eigenfaces.fig)

是一款对ABAQUS的二次补充开发的模型软件，开发步骤和内容在本文中详细给出，供大家参考(Is a model of added secondary development of ABAQUS software, development steps and content is given in detail in this paper, for your reference)

通过对RSSI测距模型进行分析， 并提出一种针对室内环境的参数修正方案。 通过 自行研发的传感器节点，上进行验证分析，实验表明，采用环境参数修正方案后， 明显提高了测距的精度。(We studied andanalyzed RSSI—based distance estimated model, and provide aparameter calibration method which in specific to indoor environmental applications．Experience on our prototype node)

ART中的一个function函数,用于雷登变换，配合着其他的函数，可以迭代。(ART function in a function for Leyden transformation, combined with other functions, can be iterated.)

一些常用的CFD差分格式的代码，新学的用起来挺好的(some basic code for cfd )

acdc_sym: appoximate joint diagonalization (in the direct Least-Squares sense) of a set of symmetric matrices, using the iterative AC-DC algorithm.

信号1维和2维周期性双正交基的小波分析，主要是用作滤波方面，可构造非对称滤波器。(Wavelet analysis signal a 2-dimensional and two-dimensional periodic orthogonal basis, mainly used for filtering, the filter can be constructed asymmetric.)