{"adoption": {"forks": 1228, "observed_at": "2026-08-28T04:07:15.716652+00:00", "stars": 2724}, "canonical_url": "https://ross.abutalabs.com/products/lsd_slam", "card": {"archived": false, "artifact_type": "library", "description": "LSD-SLAM", "domain": ["robotics", "computer-vision", "autonomous-vehicles"], "enriched": true, "function": ["computer-vision", "graphics", "simulation"], "health_score": 20, "homepage": null, "language": "C++", "license": "GPL-3.0", "license_family": "copyleft", "maturity": "maintenance", "member_repos": ["tum-vision/lsd_slam"], "name": "tum-vision/lsd_slam", "platform": ["cpp"], "pushed_at": "2023-03-23T14:55:27+00:00", "repo": "tum-vision/lsd_slam", "stars": 2724, "tags": ["slam", "monocular-slam", "visual-odometry", "direct-method", "semi-dense-mapping", "ros", "3d-reconstruction", "real-time", "linux"], "topics": [], "urls": [], "use_cases": ["real-time monocular SLAM from a single camera stream", "build semi-dense 3D point cloud maps from video", "visual odometry without feature extraction", "reconstruct indoor environments from a rosbag", "research baseline for direct SLAM methods"], "what_it_is": "LSD-SLAM is a real-time monocular SLAM system that uses direct (featureless) image alignment to build large-scale, semi-dense 3D maps from a single camera. It is a C++ research codebase built around ROS for input/output, from TUM's computer vision group.", "when_to_avoid": ["you need a maintained, easily buildable system - it targets old Ubuntu 12.04/14.04 and ROS fuerte/indigo", "you want stereo, RGB-D, or multi-camera SLAM - it is monocular only", "you need dense maps rather than semi-dense ones", "you cannot use ROS, since building without ROS is unsupported"], "when_to_choose": ["you need real-time semi-dense monocular SLAM on a laptop", "your scene lacks distinctive keypoints or textures suitable for feature-based SLAM", "you are reproducing or comparing against the LSD-SLAM papers", "your pipeline already uses ROS for camera input and visualization"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/lsd_slam", "repo": "tum-vision/lsd_slam", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:07:15.716652+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:14:56.040393+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f67a45b84070fb98a31ac2cbf20643d746e05c820b75edcdaaf7772618817f36", "fetched_at": "2026-08-28T04:07:15.716652+00:00", "kind": "readme", "missing": false, "url": "https://github.com/tum-vision/lsd_slam"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4372, "days_push": 1259, "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}}