{"adoption": {"forks": 371, "observed_at": "2026-08-28T04:03:44.704214+00:00", "stars": 1142}, "canonical_url": "https://ross.abutalabs.com/products/balzer82-kalman", "card": {"archived": false, "artifact_type": "learning-resource", "description": "Some Python Implementations of the Kalman Filter", "domain": ["tutorials", "data-science"], "enriched": true, "function": ["simulation", "data-science", "math"], "health_score": 20, "homepage": null, "language": "Jupyter Notebook", "license": null, "license_family": "other", "maturity": "maintenance", "member_repos": ["balzer82/Kalman"], "name": "balzer82/Kalman", "platform": ["python", "cross-platform"], "pushed_at": "2024-04-01T18:18:34+00:00", "repo": "balzer82/Kalman", "stars": 1142, "tags": ["kalman-filter", "jupyter-notebooks", "sensor-fusion", "state-estimation", "educational", "algorithms"], "topics": ["kalman-filter", "python", "kalman"], "urls": [], "use_cases": ["learn how a kalman filter works with python examples", "sensor fusion of gps and accelerometer data", "track a ball in 3d space with a kalman filter", "implement an extended kalman filter tutorial", "estimate position when gps signal is lost in a tunnel", "adaptive measurement covariance kalman filter example"], "what_it_is": "A collection of Jupyter Notebook implementations of Kalman Filters (constant velocity, constant acceleration, 2D/3D, adaptive, extended) in Python, with explanatory blog posts and videos. It serves as an educational resource for learning state estimation and sensor fusion rather than a production library.", "when_to_avoid": ["you need a production-grade, maintained filtering library with an API", "you need a package with a license for commercial redistribution"], "when_to_choose": ["you want to learn or teach Kalman filtering with runnable notebooks", "you need reference implementations to adapt for sensor fusion prototypes"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/balzer82-kalman", "repo": "balzer82/Kalman", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:44.704214+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:35:04.546237+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f4149f8b6cb34a907f45f77fdc780d06178b1b224a06bd73d5a424685549a850", "fetched_at": "2026-08-28T04:03:44.704214+00:00", "kind": "readme", "missing": false, "url": "https://github.com/balzer82/Kalman"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4587, "days_push": 884, "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}}