n

Iter

$\Vert x-\widehat{x}\Vert$

$\Vert x-z\Vert$

${\Vert \widehat{x}\Vert }_0$

${\Vert x\Vert }_0$

Time(sec.)

3000

205

7.7007E−06

7.5424E−07

1

1

2.89

5000

205

7.6995E−06

7.5424E−07

1

1

7.92

10,000

205

7.6986E−06

7.5424E−07

1

1

36.68

15,000

205

7.6983E−06

7.5424E−07

1

1

78.40

20,000

205

7.6981E−06

7.5424E−07

1

1

148.45

25,000

205

7.6980E−06

7.5424E−07

1

1

232.82