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# Youtu ReID Baseline
This model is provided by Tencent Youtu Lab [[Credits]](https://github.com/opencv/opencv/blob/394e640909d5d8edf9c1f578f8216d513373698c/samples/dnn/person_reid.py#L6-L11).
**Note**:
- Model source: https://github.com/ReID-Team/ReID_extra_testdata
- `person_reid_youtu_2021nov_int8bq.onnx` represents the block-quantized version in int8 precision and is generated using [block_quantize.py](../../tools/quantize/block_quantize.py) with `block_size=64`.
## Demo
Run the following command to try the demo:
### Python
```shell
python demo.py --query_dir /path/to/query --gallery_dir /path/to/gallery -v
# get help regarding various parameters
python demo.py --help
```
### C++
```shell
# A typical and default installation path of OpenCV is /usr/local
cmake -B build -D OPENCV_INSTALLATION_PATH=/path/to/opencv/installation .
cmake --build build
./build/demo --query_dir=/path/to/query --gallery_dir=/path/to/gallery -v
# get help regarding various parameters
./build/demo --help
```
### License
All files in this directory are licensed under [Apache 2.0 License](./LICENSE).
## Reference:
- OpenCV DNN Sample: https://github.com/opencv/opencv/blob/4.x/samples/dnn/person_reid.py
- Model source: https://github.com/ReID-Team/ReID_extra_testdata
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