Hello, I am performing an image classifier of three features with each feature clearly labeled within the specified bounding box using MobileNetV2 SSD FPN-Lite 320x320 and getting an error in the “Object Detection” tab. Potentially, this is the same error that is from tensorflow https://github.com/tensorflow/models/blob/master/research/object_detection/core/box_list_ops.py
Creating job... OK (ID: 2205638)
Job started
Splitting data into training and validation sets...
Splitting data into training and validation sets OK
Training model...
Training on 174 inputs, validating on 44 inputs
Building model and restoring weights for fine-tuning...
Traceback (most recent call last):
File "/home/train.py", line 333, in <module>
main_function()
File "/home/train.py", line 157, in main_function
model, override_mode, disable_per_channel_quantization = train_model(train_dataset, validation_dataset,
File "/home/train.py", line 72, in train_model
ei_tensorflow.object_detection.train(classes, 0.01, 100,
File "/app/./resources/libraries/ei_tensorflow/object_detection.py", line 73, in train
_ = detection_model.postprocess(prediction_dict, shapes)
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/meta_architectures/ssd_meta_arch.py", line 764, in postprocess
num_detections) = self._non_max_suppression_fn(
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/core/post_processing.py", line 1244, in batch_multiclass_non_max_suppression
batch_outputs = map_fn(
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/utils/shape_utils.py", line 239, in static_or_dynamic_map_fn
outputs = [fn(arg_tuple) for arg_tuple in arg_tuples]
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/utils/shape_utils.py", line 239, in <listcomp>
outputs = [fn(arg_tuple) for arg_tuple in arg_tuples]
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/core/post_processing.py", line 1200, in _single_image_nms_fn
nmsed_boxlist, num_valid_nms_boxes = multiclass_non_max_suppression(
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/core/post_processing.py", line 630, in multiclass_non_max_suppression
selected_boxes = box_list_ops.concatenate(selected_boxes_list)
File "/app/keras/.venv/lib/python3.8/site-packages/object_detection/core/box_list_ops.py", line 634, in concatenate
raise ValueError('boxlists should have nonzero length')
ValueError: boxlists should have nonzero length
Application exited with code 1 (Error)
Job failed (see above)
```