a44421a79fb36cc2036fe116b97ea3bc9590cd0c
braney
  Fri Dec 2 09:34:39 2011 -0800
removed rcsid (#295)
diff --git src/lib/hmmstats.c src/lib/hmmstats.c
index 5e27771..412ebc9 100644
--- src/lib/hmmstats.c
+++ src/lib/hmmstats.c
@@ -1,49 +1,48 @@
 /* hmmstats.c - Stuff for doing statistical analysis in general and 
  * hidden Markov models in particular. 
  *
  * This file is copyright 2002 Jim Kent, but license is hereby
  * granted for all use - public, private or commercial. */
 
 #include "common.h"
 #include "hmmstats.h"
 
-static char const rcsid[] = "$Id: hmmstats.c,v 1.5 2009/02/03 20:50:29 kent Exp $";
 
 int scaledLog(double val)
 /* Return scaled log of val. */
 {
 return round(logScaleFactor * log(val));
 }
 
 double oneOverSqrtTwoPi = 0.39894228;
 
 double simpleGaussean(double x)
 /* Gaussean distribution with standard deviation 1 and mean 0. */
 {
 return oneOverSqrtTwoPi * exp(-0.5*x*x );
 }
 
 double gaussean(double x, double mean, double sd)
 /* Gaussean distribution with mean and standard deviation at point x  */
 {
 x -= mean;
 x /= sd;
 return oneOverSqrtTwoPi * exp(-0.5*x*x) / sd;
 }
 
 double calcVarianceFromSums(double sum, double sumSquares, bits64 n)
 /* Calculate variance. */
 {
 double var = sumSquares - sum*sum/n;
 if (n > 1)
     var /= n-1;
 return var;
 }
 
 double calcStdFromSums(double sum, double sumSquares, bits64 n)
 /* Calculate standard deviation. */
 {
 return sqrt(calcVarianceFromSums(sum, sumSquares, n));
 }