README.md

metadata

license: mit
task_categories:
  - image-to-text
  - token-classification
tags:
  - image
  - ocr
  - captcha
  - security
pretty_name: Outlined Text Captcha Images
size_categories:
  - 1K<n<10K

This image collection was web scrapped from a single site. It comes from the SimpleCaptcha library, which uses a variety of formats including this one: outlined alphanumeric characters with a stroke.

Image description:

• Horizontal Gradient.
• RGB Channels.
• JPG Format.
• 5 characters.
• Characters may repeat.
• Numeric and lowercase alphanumeric.

Vocab:

• Alpha: a b c d e f g h k m n p r v w x y (17 unique)
• Number: 2 3 4 5 6 7 8 9 (8 unique)
• Total chars = 25 unique characters

This dataset intends to help improve security on websites. Visit Simple Captcha Library Website.