From 98d764ff7b382e8c99f17e2aa3b575b1a03c9654 Mon Sep 17 00:00:00 2001 From: Thomas White Date: Wed, 6 Jan 2010 17:11:00 +0100 Subject: Update simulation details --- src/pattern_sim.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/pattern_sim.c b/src/pattern_sim.c index d076eb7f..9a00b5d7 100644 --- a/src/pattern_sim.c +++ b/src/pattern_sim.c @@ -99,7 +99,9 @@ static void show_details() " S = solid angle of corresponding pixel\n" "\n" "Poisson counts are generated from the expected intensities using Knuth's\n" -"algorithm.\n" +"algorithm. When the intensity is sufficiently high that Knuth's algorithm\n" +"would result in machine precision problems, a normal distribution with\n" +"standard deviation sqrt(I) is used instead.\n" "\n" "Bloom of the CCD is included. Any excess intensity in a particular pixel\n" "is divided between the neighbouring pixels. Diagonal neighbours receive\n" -- cgit v1.2.3