智能票据识别

一、接口描述

1. 功能描述

一张图片包含多张不同类型票据的票面信息识别。

2. 接口数据要求：

• 格式:图片、pdf、ofd的base64编码
• 图片类型: jpg/jpeg/png
• 图片大小: 小于5M,pdf不超过10页
• 支持的格式包括图片格式(jpg/png/jpeg等)，pdf格式和ofd格式。

3. 接口使用：

平台为每个API提供试用体验服务，您在AI市场选择“免费试用”规格下单后，即可开始体验业内领先的人工智能API服务。 免费试用服务具有调用量、QPS限制，如需更高性能的API服务，可以提交咨询工单，联系京东AI扩容购买。

在获得使用权限后，您可使用已经封装好的SDK/参照接口鉴权规则进行相应开发，整体流程详见 接入流程

二、请求说明

1. 接口地址 ：

https://aiapi.jd.com/jdai/identify_invoice?count=1&appkey=<调用者appkey>&timestamp=时间戳&sign=签名

2. 请求方式：

 post

3. 请求参数

（1）query请求参数

公共请求参数

（2）header请求参数

业务请求参数

（3）body请求参数

业务请求参数

4、请求参数示例

{
    "inferenceData": [{
        "imageId": "test.jpg",
        "imageContent": "/9j/4AAQSkZJRgABAgEAeAB4AAD//gAcQ3JlYXRlZCBi..."
    }]
}

三、返回说明

1、返回参数

（1）公共返回参数

（2）业务返回参数

（3）图片识别结果对象

识别结果均为 "key":["value",置信度(0-1之间的一个值)] 格式，置信度高表示模型认为识别的准确率比较高(但是不是实际准确率)，数字类项目置信度低的识别错的可能性会大(中文长文本除外)。

1、增值税专用发票

2、增值税普通发票

3、增值税电子发票/区块链电子发票

4、增值税普通发票（卷式）

5、定额发票

6、火车票

7、航空运输电子客票行程单

8、出租车发票

9、过路过桥票

10、客运汽车发票

11、通用机打发票

12、身份证正面

13、身份证背面

14、销货清单

15、机动车发票

16、二手车发票

17、海关缴费单

18、网约车行程单

19、完税证明

20、其他票据

21、其他，包括文档，附件等不是发票的图片

2、返回示例

{
    "code": "10000",
    "charge": false,
    "remainTimes": 4998,
    "remainSeconds": -1,
    "msg": "查询成功",
    "result": {
        "count": 1,
        "status": "Done",
        "result": [
            {
                "imageId": "test.jpg",
                "errorMsg": "",
                "invoices": [
                    {
                        "fpType": [ "定额发票", 0.9422283172607422],
                        "fpStamp": [ "发票专用章", 0.7219317555427551 ],
                        "fpAmount": [ "50.00", 0.26618986252199456 ],
                        "fpCapitalAmount": [ "伍拾元", 0.26618986252199456 ],
                        "fpCode": [ "251081170003", 0.9882374383716931 ],
                        "fpNumber": [ "00686016", 0.9884735447923142 ],
                        "fpInfoCategory": [ "其他", 0.9955818204744407 ],
                        "fpAddress": [ "四川省广元市", 0.9882374383716931 ],
                        "fpTitle": [ "四川省广元市有奖通用定额发票", 0.9938077732447219 ],
                        "fpLocation": [ [ 5, 225 ], [ 308, 225 ], [ 5, 455 ], [ 308, 455 ] ],
                        "fpPDFPage": [ "1", 1 ]
                    },
                    {  
                        "fpStamp": [ "发票专用章", 0.9999261647462845 ],
                        "fpCode": [ "111001571071", 0.99 ],
                        "fpPayerName": [ "个人", 0.9957184515732229 ],
                        "fpPayerID": [ "", 0 ],
                        "fpPayerAddress": [ "", 0 ],
                        "fpPayerBankAccount": [ "", 0 ],
                        "fpSellerName": [ "北京京东世纪信息技术有限公司", 0.9908161861901918 ],
                        "fpSellerID": [ "110192562134916", 0.9892421477025267 ],
                        "fpSellerAddress": [ "北京市北京经济技术开发区科创十四街99号2号楼B168室010-56754036", 0.4492650880090067 ],
                        "fpSellerBankAccount": [ "", 0 ],
                        "fpCRC": [ "49507382490687444615", 0.99 ],
                        "fpMachineNumber": [ "661545422586", 0.9864273929296496 ],
                        "fpReceiptor": [ "京东商城", 0.9658541060014203 ],
                        "fpReviewer": [ "", 0 ],
                        "fpIssuer": [ "京东商城", 0.965866516076948 ],
                        "fpRemarks": [ "订单号:11492621731,ME1ZZFSH4Z0A00482", 0.06333302319096132 ],
                        "fpQRCode": [ "01,10,111001571071,39788264,969.0,20151212,49507382490687444615", 0.999834418296814 ],
                        "fpNumber": [ "39788264", 0.9994949494949495 ],
                        "fpCapitalAmount": [ "玖佰陆拾玖圆整", 0.13031163067558216 ],
                        "fpDate": [ "2015-12-12", 0.9994949494949495 ],
                        "fpCipherList": [ "4733>844*5874/5+-27*409713843<<58/+51*7397907-65>+**2<<</-379/>9+3/>42*56+>+7646971384+7<58/+51*7397907-04<+", 0.9913701089699212 ],
                        "fpTitle": [ "北京电子增值税普通发票", 0.9911862471934079 ],
                        "fpType": [ "增值税电子普通发票", 0.9994949494949495  ],
                        "fpItems": [ 
                            {
                                "itemName": [ "三星(SAMSUNG)S24E360HL.23.6英LED背光显示器", 0.5050346970463812 ],
                                "itemModel": [  "无", 0.7718429405591276 ],
                                "itemUnit": [  "", 0 ],
                                "itemQuantity": [ "1", 0.9980341270982969 ],
                                "itemUnitPrice": [ "870.94", 0.9980358115710749 ],
                                "itemAmount": [  "870.94", 0.9961184785710789 ],
                                "itemTaxRate": [ "17%", 0.9984130991245969 ],
                                "itemTaxAmount": [ "148.06", 0.9935070926060374 ]
                            },
                            {
                                "itemName": [ "折扣(4.907%)", 0.31304623889251654 ],
                                "itemModel": [ "",  0 ],
                                "itemUnit": [ "", 0 ],
                                "itemQuantity": [ "", 0 ],
                                "itemUnitPrice": [ "",  0 ],
                                "itemAmount": [ "-42.74", 0.98405986610906 ],
                                "itemTaxRate": [ "17%", 0.9902992196797745 ],
                                "itemTaxAmount": [ "-7.26", 0.9955684604265428 ]
                            }
                        ],
                        "fpTotalTaxAmount": [ "140.80", 0.9999193703727415 ],
                        "fpNoTaxAmount": [ "828.20", 0.9930921205604937 ],
                        "fpAmount": [ "969.00", 0.99976327828127 ],
                        "fpAddress": [ "北京市", 0.99 ],
                        "fpLocation": [ [ -80, -10 ], [ 857, -19 ], [ -58, 511 ], [ 855, 521 ] ],
                        "fpIsDaikaiVAT": [ "no", 0.966 ],
                        "fpSubType": [ "", 0 ],
                        "fpFiletype": [ "pdf", 0.5568126415036949 ],
                        "fpInfoCategory": [ "其他", 0.2525173485231906 ],
                        "fpPDFPage": [ "1", 1 ]
                    },
                    {
                        "fpType": [ "定额发票", 0.8834542036056519 ],
                        "fpStamp": [ "", 0 ],
                        "fpAmount": [ "100.00", 0.17575288912628953 ],
                        "fpCapitalAmount": [ "壹佰元", 0.17575288912628953 ],
                        "fpCode": [ "251081070022", 0.9846848637637533 ],
                        "fpNumber": [ "07375328", 0.9985488360914886 ],
                        "fpInfoCategory": [ "其他", 0.9937759380088501 ],
                        "fpAddress": [ "四川省广元市", 0.9846848637637533 ],
                        "fpTitle": [ "四川省广元市有奖通用定额发票", 0.9937759380088501 ],
                        "fpLocation": [ [ 5, 5 ], [ 321, 5 ], [ 5, 231 ], [ 321, 231 ] ],
                        "fpPDFPage": [ "1", 1 ]
                    }
                ]
            }
        ],
        "reason": ""

    }
}

四、错误码

1.系统级错误码

详见返回码

2.图片识别错误码