Problem during with Crowd Human dataset

[clueless2020]

Thank you for this awesome repository. The code works fin for VOC 2007 dataset. However, for Crowd Person dataset, I am getting the following error during model training in DSOD_train.ipynb.

The error

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UnknownError Traceback (most recent call last) /usr/local/lib/python3.8/dist-packages/tensorflow/python/eager/context.py in execution_mode(mode) 2112 ctx.executor = executor_new -> 2113 yield 2114 finally:

/usr/local/lib/python3.8/dist-packages/tensorflow/python/data/ops/iterator_ops.py in _next_internal(self) 729 with context.execution_mode(context.SYNC): --> 730 ret = gen_dataset_ops.iterator_get_next( 731 self._iterator_resource,

/usr/local/lib/python3.8/dist-packages/tensorflow/python/ops/gen_dataset_ops.py in iterator_get_next(iterator, output_types, output_shapes, name) 2578 except _core._NotOkStatusException as e: -> 2579 _ops.raise_from_not_ok_status(e, name) 2580 except _core._FallbackException:

/usr/local/lib/python3.8/dist-packages/tensorflow/python/framework/ops.py in raise_from_not_ok_status(e, name) 6861 # pylint: disable=protected-access -> 6862 six.raise_from(core._status_to_exception(e.code, message), None) 6863 # pylint: enable=protected-access

~/.local/lib/python3.8/site-packages/six.py in raise_from(value, from_value)

UnknownError: IndexError: tuple index out of range Traceback (most recent call last):

File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/ops/script_ops.py", line 247, in call return func(device, token, args)

File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/ops/script_ops.py", line 135, in call ret = self._func(*args)

File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/autograph/impl/api.py", line 620, in wrapper return func(*args, **kwargs)

File "/home/user5/detection/pedestrian/ssd_detectors/ssd_data.py", line 506, in get_sample img_tmp, y_tmp = self.random_sized_crop(img, y)

File "/home/user5/detection/pedestrian/ssd_detectors/ssd_data.py", line 452, in random_sized_crop num_coords = target.shape[1] - 1

IndexError: tuple index out of range

 [[{{node EagerPyFunc}}]] [Op:IteratorGetNext]

During handling of the above exception, another exception occurred:

UnknownError Traceback (most recent call last)

in 20 21 for i in tqdm(range(gen_train.num_batches), 'training', leave=False): ---> 22 x, y_true = next(iterator_train) 23 metric_values = step(x, y_true, training=True) 24 metric_util.update(metric_values, training=True) /usr/local/lib/python3.8/dist-packages/tensorflow/python/data/ops/iterator_ops.py in __next__(self) 745 def __next__(self): 746 try: --> 747 return self._next_internal() 748 except errors.OutOfRangeError: 749 raise StopIteration /usr/local/lib/python3.8/dist-packages/tensorflow/python/data/ops/iterator_ops.py in _next_internal(self) 737 return self._element_spec._from_compatible_tensor_list(ret) # pylint: disable=protected-access 738 except AttributeError: --> 739 return structure.from_compatible_tensor_list(self._element_spec, ret) 740 741 @property /usr/lib/python3.8/contextlib.py in __exit__(self, type, value, traceback) 129 value = type() 130 try: --> 131 self.gen.throw(type, value, traceback) 132 except StopIteration as exc: 133 # Suppress StopIteration *unless* it's the same exception that /usr/local/lib/python3.8/dist-packages/tensorflow/python/eager/context.py in execution_mode(mode) 2114 finally: 2115 ctx.executor = executor_old -> 2116 executor_new.wait() 2117 2118 /usr/local/lib/python3.8/dist-packages/tensorflow/python/eager/executor.py in wait(self) 67 def wait(self): 68 """Waits for ops dispatched in this executor to finish.""" ---> 69 pywrap_tfe.TFE_ExecutorWaitForAllPendingNodes(self._handle) 70 71 def clear_error(self): UnknownError: IndexError: tuple index out of range Traceback (most recent call last): File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/ops/script_ops.py", line 247, in __call__ return func(device, token, args) File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/ops/script_ops.py", line 135, in __call__ ret = self._func(*args) File "/usr/local/lib/python3.8/dist-packages/tensorflow/python/autograph/impl/api.py", line 620, in wrapper return func(*args, **kwargs) File "/home/user5/detection/pedestrian/ssd_detectors/ssd_data.py", line 506, in get_sample img_tmp, y_tmp = self.random_sized_crop(img, y) File "/home/user5/detection/pedestrian/ssd_detectors/ssd_data.py", line 452, in random_sized_crop num_coords = target.shape[1] - 1 IndexError: tuple index out of range [[{{node EagerPyFunc}}]]

[mvoelk]

Empty ground truth?