Ego4D

Structured entry data for human tools, AI systems and machine clients.

{
    "@context": [
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    ],
    "@type": "Thing",
    "identifier": "ENT-00001941",
    "name": "Ego4D",
    "alternateName": [],
    "additionalType": {
        "category": "Data and Evaluation",
        "type": "Dataset",
        "subtype": "",
        "lxkeysEntity": false
    },
    "description": "Ego4D is a dataset associated with Meta AI, classified in LXKeys.world as Vision / Multimodal Dataset.",
    "creator": "Meta AI and consortium",
    "url": "https://lxkeys.world/entry.php?id=ENT-00001941&lang=en",
    "sameAs": "https://ego4d-data.org/",
    "image": "",
    "lxkeysWorld": {
        "worldId": "ENT-00001941",
        "kind": "Data and Evaluation",
        "type": "Dataset",
        "subtype": "",
        "classification": "Vision / Multimodal Dataset",
        "organization": "Meta AI",
        "originContext": "Public AI and technical record",
        "firstPublicAppearance": "2021",
        "currentStatus": "Active",
        "documentationStatus": "Documented",
        "documentationIndex": {
            "total": 74,
            "documentation": 25,
            "evidence": 13,
            "structure": 25,
            "relationships": 11,
            "level": "Level IV Connected"
        },
        "lxCalendarium": {
            "start_date_utc": "2023-04-01",
            "created_utc": "2026-06-16T23:59:29+00:00",
            "created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
            "updated_utc": "2026-06-16T23:59:29+00:00",
            "updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
        },
        "facts": [],
        "capabilities": [
            "Data resource",
            "Evaluation support",
            "Research reference"
        ],
        "limitations": [
            "Dataset coverage, licensing, annotation quality, representativeness and allowed uses depend on the released version and source terms.",
            "Model performance on the dataset does not imply equivalent performance in deployment or on other populations and domains.",
            "Dataset revisions, removals or access restrictions can change over time."
        ],
        "tags": [
            "Dataset",
            "Benchmark",
            "Evaluation"
        ],
        "timeline": [
            {
                "date": "2021",
                "title": "Initial dataset release",
                "description": "Ego4D entered the documented public record in 2021. This event is retained at the precision supported by the Entry’s reviewed source history.",
                "source_url": "https://ego4d-data.org/",
                "verification_status": "source_backed_official"
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        ],
        "relationships": [
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                "target": "Meta AI",
                "type": "Published by",
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                "evidence_level": "documentary",
                "target_id": "ENT-00000033"
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        ],
        "sources": [
            {
                "label": "Ego4D site",
                "url": "https://ego4d-data.org/",
                "source_type": "Official Documentation",
                "verification_status": "verified",
                "authority": "OFFICIAL",
                "role": "primary",
                "update_enabled": true,
                "authority_basis": "curated-corpus-refresh-2026-09-08"
            }
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}