本文件采用Matlab软件，通过粒子滤波实现地形辅助导航算法。-This document is the use of Matlab software, to achieve through the particle filter algorithm for terrain-aided navigation.

粒子滤波算法:Sigma-Point Particle Filter 算法（SPPF）用于非线性滤波估计问题，例如：导航，定位，跟踪等等应用-Particle filter algorithm: Sigma-Point Particle Filter algorithm (SPPF) estimation problem for nonlinear filtering, such as: navigation, positioning, tracking, and so on,for appli

基本的RBPF粒子滤波源程序，能够用于目标跟踪及导航领域，适用于初学者使用-RBPF basic particle filter source, can be used for target tracking and navigation areas for beginners