粒子滤波与卡尔曼滤是常用的滤波器算法，粒子滤波在非线，非线性的情况下也也可-Particle filter and Kalman filter algorithm is commonly used filters, particle filter in the non-linear and nonlinear cases, can also be

Multi-target tracking particle filter, Is a good learning materials to learn PCA feature extraction, Signal Processing ESPRIT method.