Human Preference Score v2 (HPS v2)
Source: https://github.com/tgxs002/hpsv2
Structured fields
{
"archived": false,
"revision": {
"ref": "master",
"pinned": false
},
"checked_at": "2026-10-17T00:00:00.000Z",
"usefulness": "Human-preference scoring model and benchmark (HPD v2) for text-to-image synthesis; HPS v2.1 trained on higher-quality data. A widely used ranking metric and benchmark protocol for image models.",
"source_type": "repository",
"availability": "available",
"source_owner": "tgxs002 et al.",
"next_check_at": "2026-11-16T00:00:00.000Z",
"known_limitations": [
"Dataset rights unresolved; no push since May 2024."
],
"upstream_updated_at": "2024-05-24T11:30:24.000Z"
}Evidence claims
- [upstream_claim] README: official repo for the HPS v2 paper (arXiv 2306.09341); HPS v2.1 and the HPD v2.0 training set released 2024-02-09 (as listed); SDXL Refiner 0.9 added to the benchmark. · locator: README intro and news source
- [sourced_fact] Repo Apache-2.0, last push 2024-05-24; HF model xswu/HPSv2 tagged apache-2.0; dataset zhwang/HPDv2 shows no license tag. · locator: GitHub API fields; HF API tags source
- [upstream_claim] Research review verdict at export: reviewed (as of 2026-10-17). Recorded by the research pipeline, not a hub review outcome; evidence.review stays unreviewed until an independent reviewer records one.
Rights
| component | license | hosting | redistribution | modification | training | Evidence and notes |
|---|---|---|---|---|---|---|
| code | Apache-2.0 | permitted | permitted | permitted | unknown | Apache-2.0. |
| model_weights | Apache-2.0 | permitted | permitted | permitted | unknown | HF tag only. |
| dataset | unknown | unknown | unknown | unknown | unknown | HPDv2 has no license tag on HF; image provenance not checked. |