From 40cc1046395385dd256012810866eba34904f034 Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Mon, 28 Sep 2015 21:32:28 +0000
Subject: [PATCH] idk
---
src/region_layer.c | 46 +++++++++++++++++++++++++++++++++++-----------
1 files changed, 35 insertions(+), 11 deletions(-)
diff --git a/src/region_layer.c b/src/region_layer.c
index 39af5ee..4d8c2a4 100644
--- a/src/region_layer.c
+++ b/src/region_layer.c
@@ -82,9 +82,12 @@
int best_index = -1;
float best_iou = 0;
- float best_rmse = 4;
+ float best_rmse = 20;
- if (!is_obj) continue;
+ if (!is_obj){
+ //printf(".");
+ continue;
+ }
int class_index = index + i*l.classes;
for(j = 0; j < l.classes; ++j) {
@@ -123,18 +126,38 @@
}
}
}
- int p_index = index + locations*l.classes + i*l.n + best_index;
- *(l.cost) -= l.noobject_scale * pow(l.output[p_index], 2);
- *(l.cost) += l.object_scale * pow(1-l.output[p_index], 2);
- avg_obj += l.output[p_index];
- l.delta[p_index+0] = l.object_scale * (1.-l.output[p_index]);
- if(l.rescore){
- l.delta[p_index+0] = l.object_scale * (best_iou - l.output[p_index]);
+ if(l.forced){
+ if(truth.w*truth.h < .1){
+ best_index = 1;
+ }else{
+ best_index = 0;
+ }
}
int box_index = index + locations*(l.classes + l.n) + (i*l.n + best_index) * l.coords;
int tbox_index = truth_index + 1 + l.classes;
+
+ box out = float_to_box(l.output + box_index);
+ out.x /= l.side;
+ out.y /= l.side;
+ if (l.sqrt) {
+ out.w = out.w*out.w;
+ out.h = out.h*out.h;
+ }
+ float iou = box_iou(out, truth);
+
+ //printf("%d", best_index);
+ int p_index = index + locations*l.classes + i*l.n + best_index;
+ *(l.cost) -= l.noobject_scale * pow(l.output[p_index], 2);
+ *(l.cost) += l.object_scale * pow(1-l.output[p_index], 2);
+ avg_obj += l.output[p_index];
+ l.delta[p_index] = l.object_scale * (1.-l.output[p_index]);
+
+ if(l.rescore){
+ l.delta[p_index] = l.object_scale * (iou - l.output[p_index]);
+ }
+
l.delta[box_index+0] = l.coord_scale*(state.truth[tbox_index + 0] - l.output[box_index + 0]);
l.delta[box_index+1] = l.coord_scale*(state.truth[tbox_index + 1] - l.output[box_index + 1]);
l.delta[box_index+2] = l.coord_scale*(state.truth[tbox_index + 2] - l.output[box_index + 2]);
@@ -144,14 +167,15 @@
l.delta[box_index+3] = l.coord_scale*(sqrt(state.truth[tbox_index + 3]) - l.output[box_index + 3]);
}
- *(l.cost) += pow(1-best_iou, 2);
- avg_iou += best_iou;
+ *(l.cost) += pow(1-iou, 2);
+ avg_iou += iou;
++count;
}
if(l.softmax){
gradient_array(l.output + index + locations*l.classes, locations*l.n*(1+l.coords),
LOGISTIC, l.delta + index + locations*l.classes);
}
+ //printf("\n");
}
printf("Region Avg IOU: %f, Pos Cat: %f, All Cat: %f, Pos Obj: %f, Any Obj: %f, count: %d\n", avg_iou/count, avg_cat/count, avg_allcat/(count*l.classes), avg_obj/count, avg_anyobj/(l.batch*locations*l.n), count);
}
--
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