{"adoption": {"forks": 389, "observed_at": "2026-08-28T04:05:41.573687+00:00", "stars": 1828}, "canonical_url": "https://ross.abutalabs.com/products/semantic-segmentation", "card": {"archived": false, "artifact_type": "library", "description": "Nvidia Semantic Segmentation monorepo", "domain": ["computer-vision", "deep-learning", "machine-learning", "image-processing"], "enriched": true, "function": ["machine-learning", "deep-learning", "image-processing", "computer-vision"], "health_score": 20, "homepage": null, "language": "Python", "license": "BSD-3-Clause", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["NVIDIA/semantic-segmentation"], "name": "NVIDIA/semantic-segmentation", "platform": ["python"], "pushed_at": "2021-07-26T23:48:15+00:00", "repo": "NVIDIA/semantic-segmentation", "stars": 1828, "tags": ["semantic-segmentation", "pytorch", "cityscapes", "mapillary", "nvidia", "research-code", "hierarchical-multi-scale-attention", "gpu", "linux", "docker"], "topics": [], "urls": [], "use_cases": ["train a semantic segmentation model on Cityscapes", "run inference with pretrained segmentation weights", "reproduce hierarchical multi-scale attention results", "evaluate segmentation IOU on Mapillary", "dump segmentation output images for inspection"], "what_it_is": "NVIDIA's PyTorch monorepo implementing the paper 'Hierarchical Multi-Scale Attention for Semantic Segmentation', with pretrained weights and training/evaluation scripts for Cityscapes and Mapillary. It is research code accompanying a published paper, last released in 2021.", "when_to_avoid": ["you need a maintained production segmentation library", "you use recent PyTorch versions, since the code targets PyTorch 1.3", "you need segmentation for datasets other than Cityscapes or Mapillary without adaptation"], "when_to_choose": ["you want to reproduce the paper's state-of-the-art Cityscapes IOU results", "you need a PyTorch baseline for semantic segmentation research", "you want pretrained segmentation weights for Cityscapes or Mapillary"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/semantic-segmentation", "repo": "NVIDIA/semantic-segmentation", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:41.573687+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:19:23.569661+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "29c86e67af917b649d794210f62453f5aea879105f8578145dcfe563eabcf7cd", "fetched_at": "2026-08-28T04:05:41.573687+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/semantic-segmentation"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2637, "days_push": 1864, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}