From 0d6bb5d44d8e815ebf6ccce1dae2f83178780e7b Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Tue, 03 Dec 2013 00:41:40 +0000
Subject: [PATCH] Working?

---
 src/utils.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/utils.h b/src/utils.h
index 87ef428..3521778 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -14,5 +14,10 @@
 char *copy_string(char *s);
 int count_fields(char *line);
 double *parse_fields(char *line, int n);
+void normalize_array(double *a, int n);
+double constrain(double a, double max);
+double rand_normal();
+double mean_array(double *a, int n);
+double variance_array(double *a, int n);
 #endif
 

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