kmeansimage

Multiband descomposition and recomposition with directional ideal filter.

此Matlab程序为IEEE TRANSACTIONS ON SIGNAL PROCESSING信号源被动定位与跟踪领域经典文章“An Approximately Efficient TDOA Localization Algorithm in Closed-Form for Locating Multiple Disjoint Sources With Erroneous Sensor Positions”的实现程序，该算法实现在感知节点位置错误时利用TDOA信息对多个目标联合定位的目的！(This Matlab program for the IEEE TRANSACTIONS ON SIGNAL PROCESSING source areas passive localization and tracking classic article " An Approximately Efficient TDOA Localization Algorithm in Closed-Form for Locating Multiple Disjoint Sources With Erroneous Sensor Positions" of the implementation process, the algorithm in location-aware nodes error using TDOA information for the purpose of co-locating multiple targets!)

这是我另一个同学的关于图像处理与机器学习的作业，对四组图像提取特征值，进行分类识别。LIBSVM.文件里包含代码，及一些参数调试。(This is another of my classmates on image processing and machine learning operations on four sets of image feature extraction values ​ ​ for classification. LIBSVM. File contains the code, and some parameters debugging.)

说明：  plotHHT为一个绘制信号希尔伯特谱的程序，主要为希尔伯特黄变换。(PlotHHT is a program for plotting Hilbert spectrum of signals, which is mainly Hilbert Huang transform.)

说明：  四阶累积量MUSIC算法和常规二阶MUSIC算法的性能与阵元数的关系(Fourth-order cumulant MUSIC algorithm and conventional second-order MUSIC algorithm performance and the relationship between the number of array elements)

构建一个理想信道基本QPSK仿真系统,仿真结果有 a.基带输入波形及其功率谱 b信号及其功率谱 c.QPSK信号星座图 2.构建一个在AWGN（高斯白噪声）信道条件下的QPSK仿真系统，仿真结果有 a.QPSK信号及其功率谱 b.QPSK信号星座图 c.高斯白噪声信道条件下的误码性能以及高斯白噪声的理论曲线，要求所有误码性能曲线在同一坐标比例下绘制(qpsk modem emulation, plus white Gaussian noise)

研究压缩感知理论在脉冲雷达中的具体应用问题，同时对目标距离进行估计。(Research on the application of compressed sensing theory on pulse radar, and estimate the target distance.)

用matlab实现的最小二乘拟合圆，能输出半斤，圆心坐标，拟合误差等等(a program for cirfit)

QRS detection, Pan & Tompkins 算法完整实现(Complete Implementation of the Algorithms:QRS detection, Pan & Tompkins)

自编matlab遗传算法代码，希望对大家有所帮助(Self matlab genetic algorithm code)