SST-2

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

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    "@type": "Thing",
    "identifier": "ENT-00001672",
    "name": "SST-2",
    "alternateName": [],
    "additionalType": {
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    "description": "SST-2 is a dataset associated with Stanford University, classified in LXKeys.world as AI Dataset.",
    "creator": "Stanford NLP",
    "url": "https://lxkeys.world/entry.php?id=ENT-00001672&lang=en",
    "sameAs": "https://nlp.stanford.edu/sentiment/",
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    "lxkeysWorld": {
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        "classification": "AI Dataset",
        "organization": "Stanford University",
        "originContext": "Public AI and technical record",
        "firstPublicAppearance": "2013",
        "currentStatus": "Active",
        "documentationStatus": "Documented",
        "documentationIndex": {
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            "documentation": 25,
            "evidence": 13,
            "structure": 25,
            "relationships": 11,
            "level": "Level IV Connected"
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        "lxCalendarium": {
            "start_date_utc": "2023-04-01",
            "created_utc": "2026-06-16T23:59:28+00:00",
            "created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
            "updated_utc": "2026-06-16T23:59:28+00:00",
            "updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
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        "facts": [],
        "capabilities": [
            "Data resource",
            "Evaluation support",
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        "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."
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        "tags": [
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        "timeline": [
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                "date": "2013",
                "title": "Initial dataset release",
                "description": "SST-2 entered the documented public record in 2013. This event is retained at the precision supported by the Entry’s reviewed source history.",
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