CAJ | 학술논문

　　自然梯度算法是盲源分离算法中较常用的一种，文中将自然梯度算法应用于电力谐波信号的检测。仿真结果表明，该方法对电力谐波检测效果较好，并与Fast-ICA盲源分离算法相对比，验证了自然梯度算法的有效性与快速性。
　　자연제도산법시맹원분리산법중교상용적일충，문중장자연제도산법응용우전력해파신호적검측。방진결과표명，해방법대전력해파검측효과교호，병여Fast-ICA맹원분리산법상대비，험증료자연제도산법적유효성여쾌속성。
Natural gradient algorithm is used a blind source separation algorithm .The natural gradi-ent algorithm is applied to the detection of power harmonic signals in the paper .Simulation results show that the effect of the method for the detection of power harmonic well , and compared with the Fast-ICA blind source separation algorithm to verify the effectiveness of the natural gradient algorithm with fast .