function?estimate?=??tls_esprit（ddcrLe）
%*******************************************************
%?This?function?calculates?TLS-ESPRIT?estimator?for
%?uniform?linear?array.
%
%?Inputs
%????dd???????sensor?separation?in?wavelength
%????cr（KK）??array?output?covariance?matrix
%????Le???????estimated?number?of?sources?==L=iwave
%???
%?Output
%????estimate??estimated?angles?in?degrees
%??????????????estimated?powers
%*******************************************************

twpi?=?2.0*pi;
derad?=?pi?/?180.0;
radeg?=?180.0?/?pi;

%?eigen?decomposition?of?cr
[KKK]?=?size（cr）;
[VD]=eig（cr）;
EVA?=?real（diag（D）‘）;
[EVAI]?=?sort（EVA）;
%disp（‘Eigenvalues?of?correlation?matrix?in?TLS-ESPRIT:‘）
EVA=fliplr（EVA）;
EV=fliplr（V（:I））;

%??composition?of?E_{xy}?and?E_{