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**RKNN-Toolkit:** 1. For **yolov5**, please refer here : https://github.com/airockchip/rknn_model_zoo/tree/main/models/vision/object_detection/yolov5-pytorch 2. For loading **already quantized model**, refer here: https://github.com/rockchip-linux/rknn-toolkit/tree/master/examples/common_function_demos/load_quantized_model 3. For how to **export a .pt model**(torchscript format), refer here: https://github.com/rockchip-linux/rknn-toolkit/blob/master/examples/pytorch/resnet18/test.py...