From 1c0fd9bb4726f28b5ccf4491b8d108b00c884ec3 Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Thu, 30 Oct 2014 06:26:41 +0000
Subject: [PATCH] im2col slightly faster
---
src/data.c | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/src/data.c b/src/data.c
index 734fffa..b31a5aa 100644
--- a/src/data.c
+++ b/src/data.c
@@ -172,7 +172,7 @@
return d;
}
-void get_batch(data d, int n, float *X, float *y)
+void get_random_batch(data d, int n, float *X, float *y)
{
int j;
for(j = 0; j < n; ++j){
@@ -182,6 +182,17 @@
}
}
+void get_next_batch(data d, int n, int offset, float *X, float *y)
+{
+ int j;
+ for(j = 0; j < n; ++j){
+ int index = offset + j;
+ memcpy(X+j*d.X.cols, d.X.vals[index], d.X.cols*sizeof(float));
+ memcpy(y+j*d.y.cols, d.y.vals[index], d.y.cols*sizeof(float));
+ }
+}
+
+
data load_all_cifar10()
{
data d;
--
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