outdoorgpscode.m

This is code for finding position of user. This code uses Kalman filter.

%Tracking GPS 3D using Kalman
%Creator: Kam Kim Long
%//////////////////////////////////////////////////////////////////////////
%cac vecto dac trung cua he thong
%vecto trang thai x = [X Y Z VX VY VZ]'  {xet chuyen dong thang deu trong khong gian }
%vecto nhieu tien trinh w = [ax ay az]' co phan bo Gauss
%vecto quan sat   z = [PR1 PR2 PR3 PR4 dPR1 dPR2 dPR3 dPR4]'
%vecto nhieu do luong   v = [bu bf]' co phan bo Gauss 
%bu=c*delta(t) chinh la sai so giua dong ho may thu va ve tinh duoc tinh theo khoang cach
%//////////////////////////////////////////////////////////////////////////
% ch