标注自己的数据集

在线标注数据集网站

MakeSense：http://www.makesense.ai/

界面

点击中间框添加图片

添加完毕——选择物体检测

选择开始，会在网页中添加类别
从文件加载标签，可以自己新建txt将所有类别显示

在action——edit labels 增加标注（类别）

用矩阵框把目标框起来，然后选择类别

action——export annotations导出标注，以VOC为例

导出结果，得到四个xml文件


YOLO格式导出，得到四个TXT文件

格式为：[类目，矩阵框左边在图片中的百分比]

CVAT：https://cvat.org/

创建项目

新建任务


每个项目中有很多task

打开项目——进行标注——标记完毕之后点击保存


导出结果
选择coco1.0导出结果为：

拖动到pycharm中 点击两下shift，reformat code，得到以下结果

{
  "licenses": [
    {
      "name": "",
      "id": 0,
      "url": ""
    } 
  ],
  "info": {
    "contributor": "",
    "date_created": "",
    "description": "",
    "url": "",
    "version": "",
    "year": ""
  },
  "categories": [
    {
      "id": 1,
      "name": "dog",
      "supercategory": ""
    },
    {
      "id": 2,
      "name": "cat",
      "supercategory": ""
    },
    {
      "id": 3,
      "name": "airplane",
      "supercategory": ""
    },
    {
      "id": 4,
      "name": "computer",
      "supercategory": ""
    }
  ],
  "images": [
    {
      "id": 1,
      "width": 376,
      "height": 251,
      "file_name": "airplane.jpg",
      "license": 0,
      "flickr_url": "",
      "coco_url": "",
      "date_captured": 0
    },
    {
      "id": 2,
      "width": 369,
      "height": 248,
      "file_name": "cat.jpg",
      "license": 0,
      "flickr_url": "",
      "coco_url": "",
      "date_captured": 0
    },
    {
      "id": 3,
      "width": 240,
      "height": 248,
      "file_name": "computer.jpg",
      "license": 0,
      "flickr_url": "",
      "coco_url": "",
      "date_captured": 0
    },
    {
      "id": 4,
      "width": 155,
      "height": 151,
      "file_name": "dog.jpg",
      "license": 0,
      "flickr_url": "",
      "coco_url": "",
      "date_captured": 0
    }
  ],
  "annotations": [
    {
      "id": 1,
      "image_id": 1,
      "category_id": 3,
      "segmentation": [],
      "area": 37841.2856,
      "bbox": [
        71.08,
        43.86,
        300.28,
        126.02
      ],
      "iscrowd": 0,
      "attributes": {
        "occluded": false,
        "rotation": 0.0
      }
    },
    {
      "id": 2,
      "image_id": 2,
      "category_id": 3,
      "segmentation": [],
      "area": 48662.27500000001,
      "bbox": [
        76.77,
        31.77,
        245.15,
        198.5
      ],
      "iscrowd": 0,
      "attributes": {
        "occluded": false,
        "rotation": 0.0
      }
    },
    {
      "id": 3,
      "image_id": 3,
      "category_id": 3,
      "segmentation": [],
      "area": 39518.580200000004,
      "bbox": [
        25.39,
        28.7,
        204.94,
        192.83
      ],
      "iscrowd": 0,
      "attributes": {
        "occluded": false,
        "rotation": 0.0
      }
    },
    {
      "id": 4,
      "image_id": 4,
      "category_id": 3,
      "segmentation": [],
      "area": 20823.421799999996,
      "bbox": [
        4.27,
        3.61,
        143.59,
        145.02
      ],
      "iscrowd": 0,
      "attributes": {
        "occluded": false,
        "rotation": 0.0
      }
    }
  ]
}

本地标注数据集

精灵标注助手：www.jinglingbiaozhu.com

工具 — 安装比较麻烦