debug QFL

models/detectors/yolox_plus/loss.py

@@ -65,9 +65,10 @@ class Criterion(object):
             # check target
             if len(tgt_labels) == 0 or tgt_boxs.max().item() == 0.:
                 # There is no valid gt
-                fg_mask = cls_preds.new_zeros(1, num_anchors).bool()               #[1, M,]
+                gt_label = cls_preds.new_full((1, num_anchors), self.num_classes), #[1, M,]
                 gt_score = cls_preds.new_zeros((1, num_anchors, self.num_classes)) #[1, M, C]
                 gt_box = cls_preds.new_zeros((1, num_anchors, 4))                  #[1, M, 4]
+                fg_mask = cls_preds.new_zeros(1, num_anchors).bool()               #[1, M,]
             else:
                 tgt_labels = tgt_labels[None, :, None]      # [1, Mp, 1]
                 tgt_boxs = tgt_boxs[None]                   # [1, Mp, 4]