Traceback (most recent call last): File "/home/user/Disk1.8T/unicoe/pytorch-ssd/experments/12_13/train_resnet640_480.py", line 282, in <module> train() File "/home/user/Disk1.8T/unicoe/pytorch-ssd/experments/12_13/train_resnet640_480.py", line 206, in train images, targets = next(batch_iterator) File "/home/user/anaconda3/envs/pytorch_ssd/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 286, in __next__ return self._process_next_batch(batch) File "/home/user/anaconda3/envs/pytorch_ssd/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 306, in _process_next_batch raise batch.exc_type(batch.exc_msg) RuntimeError: Traceback (most recent call last): File "/home/user/anaconda3/envs/pytorch_ssd/lib/python3.6/site-packages/torch/utils/data/dataloader.py", line 58, in _worker_loop samples = collate_fn([dataset[i]]) File "/home/user/Disk1.8T/unicoe/pytorch-ssd/data/voc0712.py", line 224, in detection_collate targets.append(torch.FloatTensor(sample[1])) RuntimeError: given sequence has an invalid size of dimension 2: 0
这个问题有点摸不着头脑