WANG Fei, WANG Shu-xun, CHEN Qiao-xia. Parameters Estimation of Two-Dimensional Harmonics Based on Singular Value Decomposition of Quaternion Matrix[J]. Acta Electronica Sinica, 2007, 35(12): 2441-2445.
WANG Fei, WANG Shu-xun, CHEN Qiao-xia. Parameters Estimation of Two-Dimensional Harmonics Based on Singular Value Decomposition of Quaternion Matrix[J]. Acta Electronica Sinica, 2007, 35(12): 2441-2445.DOI:
complex model and quaternion model was discussed at first.We presented the singular values decomposition method of quaternion matrix to estimate frequency pairs of two-dimensional harmonics.This method can estimate the number of signals with singular values.Then
left and right singular vectors can be used to estimate frequency pairs.This method needs less data and its data matrix is very simple.It can also estimate frequencies at the same time.From simulations
our method can decrease computation burden effectively than those of other methods.