psd_est

DM码，QR码生成,能够很好地生成二维码，并且支持大小可调(DM,QR barcode，yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy)

spech Lpc pitch detection

基于波前重构算法的sar雷达点目标成像实现，使用matlab实现(Wave-front reconstruction algorithm to achieve sar radar point target imaging)

图像反转/灰度线性变换/非线性变换/直方图均衡化,源代码.(Image reversal/gray linear transformation and nonlinear transform and histogram equalization, the source code)

对于svm进行可视化，清晰地划分了分类超平面以及各个类别(Visualization for SVM, a clear division of the classification hyperplane and each category)

说明：  分别结合VD算法和IMM算法，采用卡尔曼滤波跟踪转弯机动目标(Combining VD algorithm and IMM algorithm, Kalman filter is used to track turning maneuvering target.)

用matlab实现对语音信号的短时分析，包括清音和浊音的判决，基音周期的估计。(Using matlab to realize short-time speech signal analysis, including the voiceless and voiced the decision, pitch period estimation.)

在文章A Modified Fuzzy C-Means Algorithm for Bias Field Estimation and Segmentation of MRI Data中加入了核估计算法(the modified code of A Modified Fuzzy C-Means Algorithm for Bias Field Estimation and Segmentation of MRI Data)

也是一本较好的图像处理与机器视觉的书籍，希望对大家有帮助，仅提供给对自己需要的朋友学习，不得用作获利工具！！(Image processing analysis and computer vision )

L-BFGS有限内存BFGS法,用于求解大规模无约束最优化问题(L-BFGS method for large scale unconstrained optimization)