From 552207d6f0af585960c9c43e6a6d7c53fb4ae6bd Mon Sep 17 00:00:00 2001
From: AlexeyAB <alexeyab84@gmail.com>
Date: Fri, 17 Aug 2018 16:58:05 +0000
Subject: [PATCH] Minor fix
---
src/yolo_layer.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/src/yolo_layer.c b/src/yolo_layer.c
index f0bc073..de00642 100644
--- a/src/yolo_layer.c
+++ b/src/yolo_layer.c
@@ -121,12 +121,12 @@
if (focal_loss) {
// Focal Loss
float alpha = 0.5; // 0.25 or 0.5
- //float gamma = 2; // hardcoded in many places of the grad-formula
+ //float gamma = 2; // hardcoded in many places of the grad-formula
int ti = index + stride*class_id;
float pt = output[ti] + 0.000000000000001F;
// http://fooplot.com/#W3sidHlwZSI6MCwiZXEiOiItKDEteCkqKDIqeCpsb2coeCkreC0xKSIsImNvbG9yIjoiIzAwMDAwMCJ9LHsidHlwZSI6MTAwMH1d
- float grad = -(1 - pt) * (2 * pt*logf(pt) + pt - 1); // http://blog.csdn.net/linmingan/article/details/77885832
+ float grad = -(1 - pt) * (2 * pt*logf(pt) + pt - 1); // http://blog.csdn.net/linmingan/article/details/77885832
//float grad = (1 - pt) * (2 * pt*logf(pt) + pt - 1); // https://github.com/unsky/focal-loss
for (n = 0; n < classes; ++n) {
@@ -206,7 +206,7 @@
getchar();
continue; // if label contains class_id more than number of classes in the cfg-file
}
- if(!truth.x) break;
+ if(!truth.x) break; // continue;
float iou = box_iou(pred, truth);
if (iou > best_iou) {
best_iou = iou;
@@ -237,7 +237,7 @@
int class_id = state.truth[t*(4 + 1) + b*l.truths + 4];
if (class_id >= l.classes) continue; // if label contains class_id more than number of classes in the cfg-file
- if(!truth.x) break;
+ if(!truth.x) break; // continue;
float best_iou = 0;
int best_n = 0;
i = (truth.x * l.w);
@@ -307,8 +307,8 @@
}
for (i = 0; i < n; ++i){
box b = dets[i].bbox;
- b.x = (b.x - (netw - new_w)/2./netw) / ((float)new_w/netw);
- b.y = (b.y - (neth - new_h)/2./neth) / ((float)new_h/neth);
+ b.x = (b.x - (netw - new_w)/2./netw) / ((float)new_w/netw);
+ b.y = (b.y - (neth - new_h)/2./neth) / ((float)new_h/neth);
b.w *= (float)netw/new_w;
b.h *= (float)neth/new_h;
if(!relative){
--
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