Hand Recognition

FREEMIUM
By Vision AI | Updated 2 months ago | Visual Recognition
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Request parameter details

Parameter Name Required or not Type Description
imageUrl when the imageUrl field exists the imageFile is invalid string Full URL of the image, URL length not more than 1024 bytes, URL corresponding image base64 encoded size not more than 4M, shortest side at least 15px, longest side maximum 4096px, support jpg/jpeg/png/bmp format.Please pay attention to closing the URL anti-theft chain.
imageFile If you select the imageFile field, do not fill in the imageUrl field file Size not more than 4M, shortest side at least 15px, longest side max 4096px, support jpg/jpeg/png/bmp format

Return to data parameter details

Field Required or not Type Description
hand_num Required uint32 Number of hands detected
hand_info Not Required object[] Hand joint point information
+location Not Required object Hand coordinate information
++left Not Required int Distance of the hand area from the left border
++top Not Required int Distance of the hand area from the upper boundary
++width Not Required int Width of the hand area
++height Not Required int Height of the hand area
+hand_parts Required object Hand bone node information, containing 21 key points
++0 Required object Labeling of key points, 0-20
+++x Required uint32 x-coordinates
+++y Required uint32 y-coordinates
+++score Required float Confidence score
++20 Required object Key Point #20
+++x Required uint32 x-coordinates
+++y Required uint32 y-coordinates
+++score Required float Confidence score

Returned code

Code Message Description
0 success
216100 invalid param The request contains illegal parameters, please check and try again
216200 empty image Image is empty, please check and try again
216201 image format error The format of the uploaded image is wrong, at this stage, the supported image formats are PNG, JPG, and BMP, please transcode or replace the image
216202 image size error The size of the uploaded image is wrong, at this stage, the supported image size is less than 4M after base64 encoding, and the resolution is not higher than 4096 * 4096, please re-upload the image
216630 recognize error Recognition error, please request again
282810 image recognize error Recognition error, please request again

Return Example

Return to the schematic diagram of the corresponding positions of the key points.

img
img
img
img

{
    "code": 0,
    "data": {
        "hand_info": [
            {
                "hand_parts": {
                    "0": {
                        "score": 0.816012442111969,
                        "x": 829,
                        "y": 707
                    },
                    "1": {
                        "score": 0.6850221157073975,
                        "x": 873,
                        "y": 620
                    },
                    "10": {
                        "score": 0.8594757914543152,
                        "x": 786,
                        "y": 325
                    },
                    "11": {
                        "score": 0.8891843557357788,
                        "x": 818,
                        "y": 249
                    },
                    "12": {
                        "score": 0.8527721166610718,
                        "x": 840,
                        "y": 151
                    },
                    "13": {
                        "score": 0.8194193243980408,
                        "x": 720,
                        "y": 424
                    },
                    "14": {
                        "score": 0.8391802310943604,
                        "x": 720,
                        "y": 347
                    },
                    "15": {
                        "score": 0.8413540720939636,
                        "x": 720,
                        "y": 282
                    },
                    "16": {
                        "score": 0.8511560559272766,
                        "x": 731,
                        "y": 194
                    },
                    "17": {
                        "score": 0.8470437526702881,
                        "x": 687,
                        "y": 489
                    },
                    "18": {
                        "score": 0.8878282308578491,
                        "x": 644,
                        "y": 434
                    },
                    "19": {
                        "score": 0.8626730442047119,
                        "x": 622,
                        "y": 391
                    },
                    "2": {
                        "score": 0.7553223967552185,
                        "x": 916,
                        "y": 533
                    },
                    "20": {
                        "score": 0.9111039638519287,
                        "x": 567,
                        "y": 325
                    },
                    "3": {
                        "score": 0.7928290963172913,
                        "x": 938,
                        "y": 467
                    },
                    "4": {
                        "score": 0.8811469674110413,
                        "x": 993,
                        "y": 380
                    },
                    "5": {
                        "score": 0.9072378277778625,
                        "x": 829,
                        "y": 424
                    },
                    "6": {
                        "score": 0.6283305883407593,
                        "x": 862,
                        "y": 358
                    },
                    "7": {
                        "score": 0.7752542495727539,
                        "x": 916,
                        "y": 391
                    },
                    "8": {
                        "score": 0.8796406984329224,
                        "x": 927,
                        "y": 456
                    },
                    "9": {
                        "score": 0.9138934016227722,
                        "x": 775,
                        "y": 402
                    }
                },
                "location": {
                    "height": 556,
                    "left": 567,
                    "score": 17.49588012695312,
                    "top": 151,
                    "width": 426
                }
            }
        ],
        "hand_num": 1
    },
    "message": "success"
}
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Rapid account: Vision AI
Vision AI
tonysoos
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