Remove truth only if smaller than 1x1 pix during training

src/data.c

@@ -307,9 +307,9 @@ void fill_truth_detection(char *path, int num_boxes, float *truth, int classes,
     int count = 0;
 	int i;
     box_label *boxes = read_boxes(labelpath, &count);
-	if (small_object == 1) {
 	float lowest_w = 1.F / net_w;
 	float lowest_h = 1.F / net_h;
+	if (small_object == 1) {
 		for (i = 0; i < count; ++i) {
 			if (boxes[i].w < lowest_w) boxes[i].w = lowest_w;
 			if (boxes[i].h < lowest_h) boxes[i].h = lowest_h;
@@ -329,7 +329,9 @@ void fill_truth_detection(char *path, int num_boxes, float *truth, int classes,
         id = boxes[i].id;
 
 		// not detect small objects
-		if ((w < 0.001F || h < 0.001F)) continue;
+		//if ((w < 0.001F || h < 0.001F)) continue;
+		// if truth (box for object) is smaller than 1x1 pix
+		if ((w < lowest_w || h < lowest_h)) continue;
 
         truth[i*5+0] = x;
         truth[i*5+1] = y;