lodestones/booru-essence

license: cc-by-nc-sa-4.0 ---

Booru Essence

A highly condensed, diversity-maximized image dataset distilled from booru-style image boards.

the images can be obtained here Clybius/booru-essence-images

Overview

Booru Essence is a compact yet comprehensive dataset of ~41,000 images, curated through a maximum variance selection strategy. Rather than collecting images in bulk, each image was chosen to contribute unique tag coverage — ensuring that all 74,000+ booru tags have at least one representative image in the dataset.

The result is a dense, high-signal dataset where every sample carries informational weight.

Key Properties

Curation Methodology

The dataset was built around a coverage-first principle:

• —Every one of the 74K booru tags is represented by at least one image
• —Images were selected to maximize diversity across the tag space, avoiding redundancy
• —The goal was the smallest possible dataset that still spans the full breadth of booru tag semantics

This makes Booru Essence well-suited for tasks where tag coverage and concept diversity matter more than raw volume.

Intended Use

• —Research on furry & anime/illustration style recognition and diffusion training
• —Tag classification and multi-label learning
• —Concept coverage benchmarking
• —Low-resource or compute-efficient training scenarios

License

This dataset is released under CC BY-NC-SA 4.0.

• —✅ Free for non-commercial use
• —✅ Modifications and derivatives allowed
• —✅ Attribution required
• —❌ Commercial use not permitted
• —🔁 Derivatives must carry the same license