{"adoption": {"forks": 563, "observed_at": "2026-08-28T04:09:00.257011+00:00", "stars": 4808}, "canonical_url": "https://ross.abutalabs.com/products/aerosolve", "card": {"archived": false, "artifact_type": "library", "description": "A machine learning package built for humans.", "domain": ["machine-learning", "data-science", "developer-tools"], "enriched": true, "function": ["machine-learning", "nlp", "image-processing"], "health_score": 64, "homepage": "http://airbnb.github.io/aerosolve/", "language": "Scala", "license": "Apache-2.0", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["airbnb/aerosolve"], "name": "airbnb/aerosolve", "platform": ["jvm"], "pushed_at": "2025-11-06T00:53:40+00:00", "repo": "airbnb/aerosolve", "stars": 4808, "tags": ["interpretable-ml", "feature-engineering", "ranking", "sparse-features", "additive-models", "scala", "java"], "topics": [], "urls": [], "use_cases": ["build interpretable machine learning models with sparse features", "train ranking models for search results", "model pricing and demand prediction", "debug and visualize feature weights", "engineer geo-based and feature interaction transforms", "serve lightweight Java inference in production", "rank or order images by content"], "what_it_is": "Aerosolve is a machine learning library from Airbnb built for human-friendly, interpretable modeling on the JVM. It provides a thrift-based feature representation, a feature transform language, debuggable additive models, Scala training code, and a lightweight Java inference API.", "when_to_avoid": ["you need deep learning on dense inputs like raw pixels or audio", "you want a actively developed library with modern ecosystem support", "you need GPU acceleration or Python-based tooling", "your team is not comfortable with Scala/Java"], "when_to_choose": ["you need interpretable, debuggable models over sparse human-readable features", "you work on the JVM and want Scala training with lightweight Java inference", "your problem involves search ranking, pricing, or demand modeling", "you want fine-grained control over feature transforms and quantization"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/aerosolve", "repo": "airbnb/aerosolve", "role": "main", "score": 45}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:09:00.257011+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T18:18:36.175349+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "c461a5ca4f15cea6143013bf1a90550f0d1e7df4a80be9c8178723b1d33be01c", "fetched_at": "2026-08-28T04:09:00.257011+00:00", "kind": "readme", "missing": false, "url": "https://github.com/airbnb/aerosolve"}, {"content_hash": "c54da9ea55d7bf7f101fa2184ecedfbab2441c8146edbe9a05e63ecff798c32e", "fetched_at": "2026-08-29T09:01:35.390779+00:00", "kind": "homepage", "missing": false, "url": "http://airbnb.github.io/aerosolve/"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 50, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4131, "days_push": 301, "days_rel": 415, "gap_med": 293, "n_releases_24m": 2}, "score": 45, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}