ICDAR 13/15 formats are typically used for text detection and recognition tasks and OCR (Optical Character Recognition).

These formats are usually paired with specialized text detection and recognition models.

For more information, see:

• ICDAR13/15
• Dataset examples

ICDAR13/15 export

For export of images:

• ICDAR Recognition 1.0 (Text recognition):
  • Supported annotations: Tag icdar
  • Attributes: caption.
• ICDAR Detection 1.0 (Text detection):
  • Supported annotations: Bounding Boxes, Polygons with lavel icdar added in constructor.
  • Attributes: text.
• ICDAR Segmentation 1.0 (Text segmentation):
  • Supported annotations: Bounding Boxes, Polygons with label icdar added in constructor.
  • Attributes: index, text, color, center
• Tracks: Not supported.

The downloaded file is a .zip archive with the following structure:

# text recognition task
taskname.zip/
└── word_recognition/
    └── <any_subset_name>/
        ├── images
        |   ├── word1.png
        |   └── word2.png
        └── gt.txt
# text localization task
taskname.zip/
└── text_localization/
    └── <any_subset_name>/
        ├── images
        |   ├── img_1.png
        |   └── img_2.png
        ├── gt_img_1.txt
        └── gt_img_1.txt
#text segmentation task
taskname.zip/
└── text_localization/
    └── <any_subset_name>/
        ├── images
        |   ├── 1.png
        |   └── 2.png
        ├── 1_GT.bmp
        ├── 1_GT.txt
        ├── 2_GT.bmp
        └── 2_GT.txt

ICDAR13/15 import

Uploaded file: a zip archive of the structure above

Word recognition task:

• supported annotations: Label icdar with attribute caption

Text localization task:

• supported annotations: Rectangles and Polygons with label icdar and attribute text

Text segmentation task:

• supported annotations: Rectangles and Polygons with label icdar and attributes index, text, color, center