more exact BIC calculation

can be substantial for models with many parameters or datasets with
small numbers of datapoints

Author: timothybrady

MemModelComparison/ModelComparison_AIC_BIC.m

@@ -77,6 +77,6 @@
      k = length(models{md}.upperbound);
      AIC(md) = -2*logLike(md) + 2*k;
      AICc(md)= -2*logLike(md) + 2*k * (dataLen / (dataLen - k - 1));
-     BIC(md) = -2*logLike(md) + log(dataLen)*k;
+     BIC(md) = -2*logLike(md) + (log(dataLen)+log(2*pi))*k;
    end
 end