資源簡介
非常有用的平滑l0算法代碼程序,實現(xiàn)信號的稀疏重構(gòu)
代碼片段和文件信息
function?s=SL0(A?x?sigma_min?sigma_decrease_factor?mu_0?L?A_pinv?true_s)
%
%?SL0(A?x?sigma_min?sigma_decrease_factor?mu_0?L?A_pinv?true_s)
%
%???Returns?the?sparsest?vector?s?which?satisfies?underdetermined?system?of
%???linear?equations??A*s=x?using??Smoothed?L0??(SL0)?algorithm.?Note?that?
%???the?matrix??A?should??be?a?‘wide‘?matrix??(more?columns?than?rows).?The?
%???number?of?the?rows?of??matrix?A??should??be??equal?to?the?length?of?the?
%???column?vector?x.
%
%?????The?first?3?arguments?should?necessarily?be?provided?by?the?user.?The?
%???other?parameters?have?defult?values??calculated?within?the?function?or
%???may?be?provided?by?the?user.
%
%???Sequence?of?Sigma?(sigma_min?and?sigma_decrease_factor):
%?????This?is?a?decreasing?geometric?sequence?of?po
?屬性????????????大小?????日期????時間???名稱
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?????文件???????5220??2012-06-25?10:11??SL0.m
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?????????????????5220????????????????????1
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