From 8ec889f103cafb1fac027def0b9765597c62a7f1 Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Thu, 08 Sep 2016 07:15:28 +0000
Subject: [PATCH] giraffe
---
src/utils.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/src/utils.c b/src/utils.c
index 41893fc..55f64b8 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -414,6 +414,13 @@
}
}
+void print_statistics(float *a, int n)
+{
+ float m = mean_array(a, n);
+ float v = variance_array(a, n);
+ printf("MSE: %.6f, Mean: %.6f, Variance: %.6f\n", mse_array(a, n), m, v);
+}
+
float variance_array(float *a, int n)
{
int i;
@@ -585,6 +592,13 @@
return ((float)rand()/RAND_MAX * (max - min)) + min;
}
+float rand_scale(float s)
+{
+ float scale = rand_uniform(1, s);
+ if(rand()%2) return scale;
+ return 1./scale;
+}
+
float **one_hot_encode(float *a, int n, int k)
{
int i;
--
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