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 | |||