尹晖, SpirosD.Pagiatakis. 最小二乘谱及其在超导重力观测数据分析中的应用[J]. 武汉大学学报 ( 信息科学版), 2005, 30(7): 613-616.
引用本文: 尹晖, SpirosD.Pagiatakis. 最小二乘谱及其在超导重力观测数据分析中的应用[J]. 武汉大学学报 ( 信息科学版), 2005, 30(7): 613-616.
YIN Hui, Spiros D. Pagiatakis. Least Squares Spectral Analysis and Its Application to Superconducting Gravimeter Data Analysis[J]. Geomatics and Information Science of Wuhan University, 2005, 30(7): 613-616.
Citation: YIN Hui, Spiros D. Pagiatakis. Least Squares Spectral Analysis and Its Application to Superconducting Gravimeter Data Analysis[J]. Geomatics and Information Science of Wuhan University, 2005, 30(7): 613-616.

最小二乘谱及其在超导重力观测数据分析中的应用

Least Squares Spectral Analysis and Its Application to Superconducting Gravimeter Data Analysis

  • 摘要: 运用投影理论和基于向量空间中最小二乘平差原理,介绍了最小二乘谱分析方法,给出了最小二乘谱的计算公式。利用加拿大超导重力观测数据实例,讨论了最小二乘谱分析的策略和步骤。

     

    Abstract: The principle of (least squares spectrum analysis, LSSA) is introduced in this paper based on the least squares parametric adjustment in vector space. A possible strategy is given for the analysis of time series obtained from the Canadian Superconducting Gravimeter Installation (CGSI), which exhibit minor gaps (unequally spaced), offsets, spikes (seismic events) and variable weights due to different noise levels.

     

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