阐述了GPS坐标时间序列分析的原理和方法，包括线性拟合、相关函数法、AR（P）模型预测、功率谱、小波谱以及小波熵，通过仿真实验验证了各种方法的优点。-2. The theory and methods of GPS coordinate time series analysis are expounded, including linear fitting, correlation function, AR (P) model prediction, power spectrum, wavelet spectrum and wavelet entropy, and show the advantage of various methods by simulation results.