From 4ab366a805a7678642539465d68ef906b4599aeb Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Mon, 22 Dec 2014 22:35:37 +0000
Subject: [PATCH] some fixes, some other experiments
---
src/cnn.c | 38 +++++++++++++++++++++-----------------
1 files changed, 21 insertions(+), 17 deletions(-)
diff --git a/src/cnn.c b/src/cnn.c
index fd83ee8..59948aa 100644
--- a/src/cnn.c
+++ b/src/cnn.c
@@ -31,21 +31,23 @@
save_network(net, "cfg/trained_imagenet_smaller.cfg");
}
+#define AMNT 3
void draw_detection(image im, float *box, int side)
{
int j;
int r, c;
- float amount[5] = {0,0,0,0,0};
+ float amount[AMNT] = {0};
for(r = 0; r < side*side; ++r){
- for(j = 0; j < 5; ++j){
- if(box[r*5] > amount[j]) {
- amount[j] = box[r*5];
- break;
+ float val = box[r*5];
+ for(j = 0; j < AMNT; ++j){
+ if(val > amount[j]) {
+ float swap = val;
+ val = amount[j];
+ amount[j] = swap;
}
}
}
- float smallest = amount[0];
- for(j = 1; j < 5; ++j) if(amount[j] < smallest) smallest = amount[j];
+ float smallest = amount[AMNT-1];
for(r = 0; r < side; ++r){
for(c = 0; c < side; ++c){
@@ -57,9 +59,9 @@
int x = c*d+box[j+2]*d;
int h = box[j+3]*256;
int w = box[j+4]*256;
- printf("%f %f %f %f\n", box[j+1], box[j+2], box[j+3], box[j+4]);
- printf("%d %d %d %d\n", x, y, w, h);
- printf("%d %d %d %d\n", x-w/2, y-h/2, x+w/2, y+h/2);
+ //printf("%f %f %f %f\n", box[j+1], box[j+2], box[j+3], box[j+4]);
+ //printf("%d %d %d %d\n", x, y, w, h);
+ //printf("%d %d %d %d\n", x-w/2, y-h/2, x+w/2, y+h/2);
draw_box(im, x-w/2, y-h/2, x+w/2, y+h/2);
}
}
@@ -87,9 +89,11 @@
i += 1;
time=clock();
data train = load_data_detection_jitter_random(imgs, paths, plist->size, 256, 256, 7, 7, 256);
- /*
- image im = float_to_image(224, 224, 3, train.X.vals[0]);
- draw_detection(im, train.y.vals[0], 7);
+ //data train = load_data_detection_random(imgs, paths, plist->size, 224, 224, 7, 7, 256);
+
+/*
+ image im = float_to_image(224, 224, 3, train.X.vals[923]);
+ draw_detection(im, train.y.vals[923], 7);
*/
normalize_data_rows(train);
@@ -151,10 +155,10 @@
//network net = parse_network_cfg("/home/pjreddie/imagenet_backup/alexnet_1270.cfg");
srand(time(0));
network net = parse_network_cfg(cfgfile);
- set_learning_network(&net, net.learning_rate, .5, .0005);
+ set_learning_network(&net, net.learning_rate/10., .5, .0005);
printf("Learning Rate: %g, Momentum: %g, Decay: %g\n", net.learning_rate, net.momentum, net.decay);
int imgs = 1024;
- int i = 23030;
+ int i = 44700;
char **labels = get_labels("/home/pjreddie/data/imagenet/cls.labels.list");
list *plist = get_paths("/data/imagenet/cls.train.list");
char **paths = (char **)list_to_array(plist);
@@ -385,8 +389,8 @@
data test = load_categorical_data_csv("data/mnist/mnist_test.csv",0,10);
network net = parse_network_cfg(cfgfile);
int count = 0;
- int iters = 60000/net.batch + 1;
- while(++count <= 10){
+ int iters = 6000/net.batch + 1;
+ while(++count <= 100){
clock_t start = clock(), end;
normalize_data_rows(train);
normalize_data_rows(test);
--
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