diff options
Diffstat (limited to 'SD-VBS/common/matlab/randn.m')
| -rw-r--r-- | SD-VBS/common/matlab/randn.m | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/SD-VBS/common/matlab/randn.m b/SD-VBS/common/matlab/randn.m new file mode 100644 index 0000000..e8eb473 --- /dev/null +++ b/SD-VBS/common/matlab/randn.m | |||
| @@ -0,0 +1,22 @@ | |||
| 1 | %! _randn_f2_i1i1 | ||
| 2 | |||
| 3 | function retRand = randn(m,n) | ||
| 4 | |||
| 5 | retRand = ones(m,n); | ||
| 6 | |||
| 7 | for i=1:m | ||
| 8 | for j=1:n | ||
| 9 | w = 10; | ||
| 10 | while(w>=1.0) | ||
| 11 | x1 = 2.0 * rand(1,1) - 1.0; | ||
| 12 | x2 = 2.0 * rand(1,1) - 1.0; | ||
| 13 | w = x1*x1 + x2*x2; | ||
| 14 | end | ||
| 15 | w = sqrt((-2.0*log(w))/w); | ||
| 16 | retRand(i,j) = x1*w; | ||
| 17 | end | ||
| 18 | end | ||
| 19 | |||
| 20 | |||
| 21 | |||
| 22 | |||
