Based on orthogonal transform, a new method of tracking power grids frequency has been provided.
基于正交变换，提出了一种新的电网频率跟踪方法。
In this paper, the Householder orthogonal transform algorithm is used to solve the problems of power system state estimation.
本文提出用豪斯·霍尔德正交变换算法，求解电力系统的状态估计问题。
The detail analysis of lapped orthogonal transform, which can reduce block effect, is presented. Theory analysis of lapped orthogonal transform is given, and the experiment is done.
对去除块效应的交叠正交变换进行深入研究，给出交叠正交变换的理论分析，并进行实验仿真。
The detail analysis of lapped orthogonal transform, which can reduce block effect, is presented. Theory analysis of lapped orthogonal transform is given, and the experiment is done.
对去除块效应的交叠正交变换进行深入研究，给出交叠正交变换的理论分析，并进行实验仿真。
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