--- license: other license_name: sla0044 license_link: >- https://github.st.com/AIS/stm32ai-modelzoo/raw/master/object_detection/LICENSE.md pipeline_tag: object-detection --- # ST Yolo X quantized ## **Use case** : `Object detection` # Model description ST Yolo X is a real-time object detection model targeted for real-time processing implemented in Tensorflow. This is an optimized ST version of the well known yolo x, quantized in int8 format using tensorflow lite converter. ## Network information | Network information | Value | |-------------------------|-----------------| | Framework | TensorFlow Lite | | Quantization | int8 | | Provenance | | | Paper | | ## Network inputs / outputs For an image resolution of NxM and NC classes | Input Shape | Description | | ----- | ----------- | | (1, W, H, 3) | Single NxM RGB image with UINT8 values between 0 and 255 | | Output Shape | Description | | ----- | ----------- | | | | ## Recommended Platforms | Platform | Supported | Recommended | |----------|-----------|-------------| | STM32L0 | [] | [] | | STM32L4 | [] | [] | | STM32U5 | [] | [] | | STM32H7 | [x] | [] | | STM32MP1 | [x] | [] | | STM32MP2 | [x] | [x] | | STM32N6 | [x] | [x] | # Performances ## Metrics Measures are done with default STM32Cube.AI configuration with enabled input / output allocated option. ### Reference **NPU** memory footprint based on COCO Person dataset (see Accuracy for details on dataset) | Model | Hyperparameters (depth_width) | Dataset | Format | Resolution | Series | Internal RAM (KiB) | External RAM (KiB) | Weights Flash (KiB) | STEdgeAI Core version | |-----------------------------------------------------------------------------------------------------------------------------------|-------------------------------|------------------|----------|--------------|----------|----------------------|----------------------|------------------------|-------------------------| | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_int8.tflite) | d033_w025 | COCO-Person | Int8 | 192x192x3 | STM32N6 | 333 | 0 | 877.66 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_int8.tflite) | d033_w025 | COCO-Person | Int8 | 256x256x3 | STM32N6 | 624 | 0 | 884.91 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_int8.tflite) | d033_w025 | COCO-Person | Int8 | 320x320x3 | STM32N6 | 1125 | 0 | 895.03 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | COCO-Person | Int8 | 416x416x3 | STM32N6 | 2676.12| 0 | 904.03 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_int8.tflite) | d050_w040 | COCO-Person | Int8 | 256x256x3 | STM32N6 | 833 | 0 | 2414.64 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | COCO-Person | Int8 | 480x480x3 | STM32N6 | 2707.5 | 0 | 1173.25 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | ST-Person | Int8 | 416x416x3 | STM32N6 | 2676.12| 0 | 906.28 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d067_w025_416/st_yoloxn_d067_w025_416_int8.tflite) | d067_w025 | ST-Person | Int8 | 416x416x3 | STM32N6 | 2681.41| 0 | 1039.78 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_416/st_yoloxn_d100_w025_416_int8.tflite) | d100_w025 | ST-Person | Int8 | 416x416x3 | STM32N6 | 2676.12| 0 | 1173.28 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | ST-Person | Int8 | 480x480x3 | STM32N6 | 2707.5 | 0 | 1173.25 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_78.84%_w8_21.16%_a8_100%_map_47.33.onnx) | d100_w025 | ST-Person |W4A8 | 480x480x3 | STM32N6 | 2593 | 0 | 738.53 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_80_classes/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_int8.onnx) | d100_w025 | COCO-80-classes | W4A8 | 480x480x3 | STM32N6 | 3491.48| 0 | 1217.59 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_qdq_w4_83.16%_w8_16.84%_a8_100%_map_37.34.onnx) | d033_w025 | COCO-Person | W4A8 | 192x192x3 | STM32N6 | 360 | 0 | 519.06 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_qdq_w4_83.16%_w8_16.84%_a8_100%_map_44.43.onnx) | d033_w025 | COCO-Person | W4A8 | 256x256x3 | STM32N6 | 624 | 0 | 526.31 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_qdq_w4_59.47%_w8_40.53%_a8_100%_map_50.61.onnx) | d033_w025 | COCO-Person | W4A8 | 320x320x3 | STM32N6 | 1125 | 0 | 638.67 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_qdq_w4_76.19%_w8_23.81%_a8_100%_map_53.97.onnx) | d033_w025 | COCO-Person | W4A8 | 416x416x3 | STM32N6 | 2670.84| 0 | 575.53 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_qdq_w4_62.53%_w8_37.47%_a8_100%_map_49.2.onnx) | d050_w040 | COCO-Person | W4A8 | 256x256x3 | STM32N6 | 835 | 0 | 1671.08 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_55.23%_w8_44.77%_a8_100%_map_59.9.onnx) | d100_w025 | COCO-Person | W4A8 | 480x480x3 | STM32N6 | 2707.5 | 0 | 868.8 | 3.0.0 | ### Reference **NPU** inference time based on COCO Person dataset (see Accuracy for details on dataset) | Model | Hyperparameters (depth_width) | Dataset | Format | Resolution | Board | Execution Engine | Inference time (ms) | Inf / sec | STEdgeAI Core version | |-----------------------------------------------------------------------------------------------------------------------------------|-------------------------------|----------------------|----------|--------------|---------------|--------------------|-----------------------|-------------|-------------------------| | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_int8.tflite) | d033_w025 | COCO-Person | Int8 | 192x192x3 | STM32N6570-DK | NPU/MCU | 6.63 | 150.74 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_int8.tflite) | d033_w025 | COCO-Person | Int8 | 256x256x3 | STM32N6570-DK | NPU/MCU | 9.42 | 106.17 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_int8.tflite) | d033_w025 | COCO-Person | Int8 | 320x320x3 | STM32N6570-DK | NPU/MCU | 13.29 | 75.26 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | COCO-Person | Int8 | 416x416x3 | STM32N6570-DK | NPU/MCU | 21.3 | 46.95 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_int8.tflite) | d050_w040 | COCO-Person | Int8 | 256x256x3 | STM32N6570-DK | NPU/MCU | 20.12 | 49.70 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | COCO-Person | Int8 | 480x480x3 | STM32N6570-DK | NPU/MCU | 35.8 | 27.93 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | ST-Person | Int8 | 416x416x3 | STM32N6570-DK | NPU/MCU | 21.66 | 46.16 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d067_w025_416/st_yoloxn_d067_w025_416_int8.tflite) | d067_w025 | ST-Person | Int8 | 416x416x3 | STM32N6570-DK | NPU/MCU | 24.37 | 41.02 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_416/st_yoloxn_d100_w025_416_int8.tflite) | d100_w025 | ST-Person | Int8 | 416x416x3 | STM32N6570-DK | NPU/MCU | 27.02 | 36.99 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | ST-Person | Int8 | 480x480x3 | STM32N6570-DK | NPU/MCU | 35.8 | 27.93 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_78.84%_w8_21.16%_a8_100%_map_47.33.onnx) | d100_w025 | ST-Person | W4A8 | 480x480x3 | STM32N6570-DK | NPU/MCU | 34.27 | 29.18 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_80_classes/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_int8.onnx) | d100_w025 | COCO-80-classes | W4A8 | 480x480x3 | STM32N6570-DK | NPU/MCU | 49.34 | 20.27 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_qdq_w4_83.16%_w8_16.84%_a8_100%_map_37.34.onnx) | d033_w025 | COCO-Person | W4A8 | 192x192x3 | STM32N6570-DK | NPU/MCU | 6.33 | 157.96 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_qdq_w4_83.16%_w8_16.84%_a8_100%_map_44.43.onnx) | d033_w025 | COCO-Person | W4A8 | 256x256x3 | STM32N6570-DK | NPU/MCU | 8.20 | 121.95 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_qdq_w4_59.47%_w8_40.53%_a8_100%_map_50.61.onnx) | d033_w025 | COCO-Person | W4A8 | 320x320x3 | STM32N6570-DK | NPU/MCU | 11.82 | 84.66 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_qdq_w4_76.19%_w8_23.81%_a8_100%_map_53.97.onnx) | d033_w025 | COCO-Person | W4A8 | 416x416x3 | STM32N6570-DK | NPU/MCU | 19.87 | 50.32 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_qdq_w4_62.53%_w8_37.47%_a8_100%_map_49.2.onnx) | d050_w040 | COCO-Person | W4A8 | 256x256x3 | STM32N6570-DK | NPU/MCU | 18.34 | 54.52 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_55.23%_w8_44.77%_a8_100%_map_59.9.onnx) | d100_w025 | COCO-Person | W4A8 | 480x480x3 | STM32N6570-DK | NPU/MCU | 34.71 | 28.80 | 3.0.0 | ### Reference **MCU** memory footprint based on COCO Person dataset (see Accuracy for details on dataset) | Model | Hyperparameters (depth_width) | Format | Resolution | Series | Activation RAM (KiB) | Runtime RAM (KiB) | Weights Flash (KiB) | Code Flash (KiB) | Total RAM | Total Flash | STEdgeAI Core version | |-----------------------------------------------------------------------------------------------------------------------------------|-------------------------------|----------|--------------|----------|------------------------|---------------------|-----------------------|--------------------|-------------|---------------|-------------------------| | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_int8.tflite) | d033_w025 | Int8 | 192x192x3 | STM32H7 | 184.92 | 12.54 | 891.18 | 108.38 | 197.46 | 999.56 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_int8.tflite) | d033_w025 | Int8 | 256x256x3 | STM32H7 | 324.92 | 12.54 | 891.18 | 108.38 | 337.46 | 999.84 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_int8.tflite) | d050_w040 | Int8 | 256x256x3 | STM32H7 | 451.4 | 15.63 | 2435.76 | 151.42 | 467.03 | 2587.18 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_int8.tflite) | d033_w025 | Int8 | 320x320x3 | STM32H7 | 504.92 | 12.54 | 891.18 | 108.38 | 517.46 | 1000.04 | 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | Int8 | 416x416x3 | STM32H7 | 849.92 | 12.54 | 891.18 | 108.38 | 862.46 | 999.99 | 3.0.0 | ### Reference **MCU** inference time based on COCO Person dataset (see Accuracy for details on dataset) | Model | Hyperparameters (depth_width) | Format | Resolution | Board | Execution Engine | Frequency | Inference time (ms) | STEdgeAI Core version | |-----------------------------------------------------------------------------------------------------------------------------------|-------------------------------|----------|--------------|------------------|--------------------|-------------|-----------------------|-------------------------| | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_int8.tflite) | d033_w025 | Int8 | 192x192x3 | STM32H747I-DISCO | 1 CPU | 400 MHz | 357.79| 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_int8.tflite) | d033_w025 | Int8 | 256x256x3 | STM32H747I-DISCO | 1 CPU | 400 MHz | 641.66| 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_int8.tflite) | d050_w040 | Int8 | 256x256x3 | STM32H747I-DISCO | 1 CPU | 400 MHz | 1698.36| 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_int8.tflite) | d033_w025 | Int8 | 320x320x3 | STM32H747I-DISCO | 1 CPU | 400 MHz | 1026.35| 3.0.0 | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | Int8 | 416x416x3 | STM32H747I-DISCO | 1 CPU | 400 MHz | 1797.73| 3.0.0 | ### AP on COCO Person dataset Dataset details: [link](https://cocodataset.org/#download) , License [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/legalcode) , Quotation[[1]](#1) , Number of classes: 80, Number of images: 118,287 | Model | Hyperparameters (depth_width) | Format | Resolution | Depth Multiplier | Width Multiplier | Anchors | AP | |-------|------------------------------|--------|------------|------------------|------------------|---------|----| | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_int8.tflite) | d033_w025 | Int8 | 192x192x3 | 0.33 | 0.25 | 1 | 38.16 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192.keras) | d033_w025 | Float | 192x192x3 | 0.33 | 0.25 | 1 | 38.82 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_192/st_yoloxn_d033_w025_192_qdq_w4_83.16%_w8_16.84%_a8_100%_map_37.34.onnx) | d033_w025 | W4A8 | 192x192x3 | 0.33 | 0.25 | 1 | 37.34 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_int8.tflite) | d033_w025 | Int8 | 256x256x3 | 0.33 | 0.25 | 1 | 44.85 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256.keras) | d033_w025 | Float | 256x256x3 | 0.33 | 0.25 | 1 | 45.12 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_256/st_yoloxn_d033_w025_256_qdq_w4_83.16%_w8_16.84%_a8_100%_map_44.43.onnx) | d033_w025 | W4A8 | 192x192x3 | 0.33 | 0.25 | 1 | 44.43 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_int8.tflite) | d050_w040 | Int8 | 256x256x3 | 0.5 | 0.4 | 1 | 50.05 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256.keras) | d050_w040 | Float | 256x256x3 | 0.5 | 0.4 | 1 | 51.07 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d050_w040_256/st_yoloxn_d050_w040_256_qdq_w4_62.53%_w8_37.47%_a8_100%_map_49.2.onnx) | d050_w040 | W4A8 | 256x256x3 | 0.33 | 0.25 | 1 | 49.2 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_int8.tflite) | d033_w025 | Int8 | 320x320x3 | 0.33 | 0.25 | 1 | 51.17 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320.keras) | d033_w025 | Float | 320x320x3 | 0.33 | 0.25 | 1 | 51.69 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_320/st_yoloxn_d033_w025_320_qdq_w4_59.47%_w8_40.53%_a8_100%_map_50.61.onnx) | d033_w025 | W4A8 | 320x320x3 | 0.33 | 0.25 | 1 | 50.61 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | Int8 | 416x416x3 | 0.33 | 0.25 | 1 | 54.8 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416.keras) | d033_w025 | Float | 416x416x3 | 0.33 | 0.25 | 1 | 54.82 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_qdq_w4_76.19%_w8_23.81%_a8_100%_map_53.97.onnx) | d033_w025 | W4A8 | 416x416x3 | 0.33 | 0.25 | 1 | 53.97 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | Int8 | 480x480x3 | 1.0 | 0.25 | 3 | 61.1 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480.keras) | d100_w025 | Float | 480x480x3 | 1.0 | 0.25 | 3 | 61.7 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_55.23%_w8_44.77%_a8_100%_map_59.9.onnx) | d100_w025 | W4A8 | 480x480x3 | 0.33 | 0.25 | 1 | 59.9 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416_int8.tflite) | d033_w025 | Int8 | 416x416x3 | 0.33 | 0.25 | 1 | 42.58 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d033_w025_416/st_yoloxn_d033_w025_416.keras) | d033_w025 | Float | 416x416x3 | 0.33 | 0.25 | 1 | 44.28 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d067_w025_416/st_yoloxn_d067_w025_416_int8.tflite) | d067_w025 | Int8 | 416x416x3 | 0.67 | 0.25 | 1 | 46.2 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d067_w025_416/st_yoloxn_d067_w025_416.keras) | d067_w025 | Float | 416x416x3 | 0.67 | 0.25 | 1 | 46.7 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_416/st_yoloxn_d100_w025_416_int8.tflite) | d100_w025 | Int8 | 416x416x3 | 1.0 | 0.25 | 1 | 47.27 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_416/st_yoloxn_d100_w025_416.keras) | d100_w025 | Float | 416x416x3 | 1.0 | 0.25 | 1 | 48.14 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_int8.tflite) | d100_w025 | Int8 | 480x480x3 | 1.0 | 0.25 | 1 | 48.15 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480.keras) | d100_w025 | Float | 480x480x3 | 1.0 | 0.25 | 1 | 48.68 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_custom_dataset/st_person/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480_qdq_w4_78.84%_w8_21.16%_a8_100%_map_47.33.onnx) | d100_w025 | W4A8 | 480x480x3 | 1.0 | 0.25 | 1 | 47.3 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_80_classes/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480.tflite) | d100_w025 | Int8 | 480x480x3 | 1.0 | 0.25 | 1 | 34.3 % | | [st_yoloxn](https://github.com/STMicroelectronics/stm32ai-modelzoo/tree/main/object_detection/st_yoloxn/ST_pretrainedmodel_public_dataset/coco_2017_80_classes/st_yoloxn_d100_w025_480/st_yoloxn_d100_w025_480.keras) | d100_w025 | Float | 480x480x3 | 1.0 | 0.25 | 1 | 35.7 % | \* EVAL_IOU = 0.5, NMS_THRESH = 0.5, SCORE_THRESH = 0.001, MAX_DETECTIONS = 100 ## Retraining and Integration in a simple example: Please refer to the stm32ai-modelzoo-services GitHub [here](https://github.com/STMicroelectronics/stm32ai-modelzoo-services) # References [1] “Microsoft COCO: Common Objects in Context”. [Online]. Available: https://cocodataset.org/#download. @article{DBLP:journals/corr/LinMBHPRDZ14, author = {Tsung{-}Yi Lin and Michael Maire and Serge J. Belongie and Lubomir D. Bourdev and Ross B. Girshick and James Hays and Pietro Perona and Deva Ramanan and Piotr Doll{'{a} }r and C. Lawrence Zitnick}, title = {Microsoft {COCO:} Common Objects in Context}, journal = {CoRR}, volume = {abs/1405.0312}, year = {2014}, url = {http://arxiv.org/abs/1405.0312}, archivePrefix = {arXiv}, eprint = {1405.0312}, timestamp = {Mon, 13 Aug 2018 16:48:13 +0200}, biburl = {https://dblp.org/rec/bib/journals/corr/LinMBHPRDZ14}, bibsource = {dblp computer science bibliography, https://dblp.org} }