The following Matlab project contains the source code and Matlab examples used for 1d doa estimation with partial covariance matrix and without eigendecomposition .
This program implemnts a method for estimating the direction of arrival described in the following paper :
" Fast Algorithm for DOA Estimation with Partial Covariance Matrix and without Eigendecomposition"
Jianfeng Chen, Yuntao Wu, Hui Cao, Hai Wang
Journal of Signal and information Processing , 2011,2,266-269
Note that the program is subject of modification/correction , An update might take place.