Revision: | 1.1 |
Committed: | Sat Feb 22 02:07:21 2003 UTC (21 years, 2 months ago) by greg |
Branch: | MAIN |
CVS Tags: | rad5R2, rad4R2P2, rad5R0, rad5R1, rad3R7P2, rad3R7P1, rad4R2, rad4R1, rad4R0, rad3R5, rad3R6, rad3R6P1, rad3R8, rad3R9, rad4R2P1 |
Log Message: | Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release |
# | Content |
---|---|
1 | { |
2 | Compute overlap between two normal distribution functions, |
3 | defined by mean1, mean2, stdev1 and stdev2. |
4 | |
5 | 2/10/95 Greg Ward |
6 | |
7 | relies on gauss.cal and norm.cal |
8 | } |
9 | min(a,b) : if(a-b, b, a); |
10 | max(a,b) : if(a-b, a, b); |
11 | |
12 | Z1(u) = Z((u - mean1)/stdev1) / stdev1; |
13 | Z2(u) = Z((u - mean2)/stdev2) / stdev2; |
14 | |
15 | f(u) = min(Z1(u),Z2(u)); |
16 | |
17 | xmin = min(mean1-3*stdev1, mean2-3*stdev2); |
18 | xmax = max(mean1+3*stdev1, mean2+3*stdev2); |