11楼: Originally posted by askuyue at 2016-04-08 13:28:17
这是一个优化问题：
     min || x ||_{0}
         s.t. Ax = b
See：
       1) Robust uncertainty principles: Exact signal reconstruction from highly incomplete frequency information
       2) Sta ...

3楼: Originally posted by zaq123321 at 2016-04-07 00:46:42
Not possible. More constraints are needed