Synthtiger

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SynthTIGER is an open-source synthetic text image generator designed for OCR model training and dataset creation. It supports extensive customization for text styles, backgrounds, and non-Latin languages.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Skill level

Technical

About

What is synthtiger?

SynthTIGER (Synthetic Text Image Generator) is an official implementation from Clova AI, presented at ICDAR 2021. This open-source tool is specifically engineered to generate synthetic text images, making it invaluable for training and evaluating Optical Character Recognition (OCR) models. Users can customize various aspects of the generated images, including text styles, fonts, colors, and backgrounds, to create diverse datasets. It supports both horizontal and vertical text, multiline text, and advanced features like non-Latin language data generation, font customization, and colormap customization. The tool provides detailed documentation for installation and usage, making it accessible for developers and researchers working on text recognition tasks.

Best used for

Ideal for researchers and developers who need to generate synthetic text images, create diverse datasets for OCR model training, and customize text styles and backgrounds. Especially valuable for developing and evaluating text recognition models with varied data.

Common actions

generate text images

create OCR datasets

customize text styles

train OCR models

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Capabilities

Key features

Synthetic text image generation
OCR model training data
Non-Latin language support
Font customization
Colormap customization
Multiline text generation
Bounding box output

Target Audience

ai/ml researchersocr developersdata scientistssoftware engineers

Integrations

Not yet documented

Pricing & Plans

Open Source

Free

FAQs

What kind of text images can SynthTIGER generate?

SynthTIGER can generate synthetic text images with various customizations, including horizontal, vertical, and multiline text. It supports different fonts, colors, and backgrounds, and can also generate non-Latin language data for diverse OCR training needs.

Does SynthTIGER provide bounding box information for generated text?

Yes, SynthTIGER outputs bounding boxes for characters, both with and without text effects, along with text labels and mask images. This detailed information is crucial for training robust OCR models.

How can I customize fonts and colors in SynthTIGER?

SynthTIGER allows extensive customization of fonts by extracting renderable charsets from TTF/OTF files. Colormaps can be created from image files to apply diverse color schemes, all configurable via the tool's config files.

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Data & Analytics › Data Labeling & Annotation Coding & Development › Open Source & Models

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