您好，请问您的数据集是有多少张图片呢？

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❓ How to do something using DETR

Describe what you want to do, including:

1. what inputs you will provide, if any:
2. what outputs you are expecting:

NOTE:

1. Only general answers are provided.
   If you want to ask about "why X did not work", please use the
   Unexpected behaviors issue template.

2. About how to implement new models / new dataloader / new training logic, etc., check documentation first.

3. We do not answer general machine learning / computer vision questions that are not specific to DETR, such as how a model works, how to improve your training/make it converge, or what algorithm/methods can be used to achieve X.