From 1d53b6414e0cd81043d7c76aa89f4f97da5e479f Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Thu, 23 Jan 2014 19:24:37 +0000
Subject: [PATCH] Stable on MNIST, about to change a lot

---
 src/utils.h |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/src/utils.h b/src/utils.h
index 87ef428..cf38016 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -14,5 +14,14 @@
 char *copy_string(char *s);
 int count_fields(char *line);
 double *parse_fields(char *line, int n);
+void normalize_array(double *a, int n);
+void scale_array(double *a, int n, double s);
+void translate_array(double *a, int n, double s);
+int max_index(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);
+double **one_hot_encode(double *a, int n, int k);
 #endif
 

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