差分gps定位技术是通过基站与移动站之间的空间相关性,来消除公共误差部分,以提高定位精度。
Differential GPS can eliminate the common error to improve the positioning precision by a spatial correlation between the base station and the mobile station.
为了减小定位误差和提高算法的适应性,利用三维空间抽样和范围约束的方法,并结合对成功样本点的加权筛选,获得节点的三维估计坐标以实现抽样定位。
Combined with weighted filtration to successful sample points, it uses the method of sampling in three-dimensional space and range constraint to acquire three-dimensional coordinates of nodes.
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