Structured entry data for human tools, AI systems and machine clients.
{
"@context": [
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{
"lxw": "https://lxkeys.world/schema/"
}
],
"@type": "Thing",
"identifier": "ENT-00001517",
"name": "U-Net",
"alternateName": [],
"additionalType": {
"category": "Models",
"type": "AI Model",
"subtype": "",
"lxkeysEntity": false
},
"description": "U-Net is a AI model associated with University of Freiburg, classified in LXKeys.world as Foundation / Language Model.",
"creator": "University of Freiburg",
"url": "https://lxkeys.world/entry.php?id=ENT-00001517&lang=en",
"sameAs": "https://lmb.informatik.uni-freiburg.de/people/ronneber/u-net/",
"image": "",
"lxkeysWorld": {
"worldId": "ENT-00001517",
"kind": "Models",
"type": "AI Model",
"subtype": "",
"classification": "Foundation / Language Model",
"organization": "University of Freiburg",
"originContext": "Public AI and technical record",
"firstPublicAppearance": "2015",
"currentStatus": "Active",
"documentationStatus": "Documented",
"documentationIndex": {
"total": 86,
"documentation": 25,
"evidence": 25,
"structure": 25,
"relationships": 11,
"level": "Level V Persistent"
},
"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"
},
"facts": [],
"capabilities": [
"Model inference or generation",
"Research or product evaluation",
"Versioned technical documentation",
"Integration into model or product ecosystems"
],
"limitations": [
"Capabilities and behavior depend on the specific model version, checkpoints, prompting, tools and deployment configuration.",
"Performance claims should be interpreted against the documented evaluation protocol and source material rather than generalized across tasks.",
"Availability, licensing, safety controls and supported modalities may change over time."
],
"tags": [
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"AI Model",
"Research System"
],
"timeline": [
{
"date": "2015",
"title": "Initial model publication or release",
"description": "U-Net entered the documented public record in 2015. This event is retained at the precision supported by the Entry’s reviewed source history.",
"source_url": "https://lmb.informatik.uni-freiburg.de/people/ronneber/u-net/",
"verification_status": "source_backed_official"
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"type": "Created by",
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"label": "Canonical official source",
"url": "https://lmb.informatik.uni-freiburg.de/people/ronneber/u-net/",
"source_type": "Official Source",
"verification_status": "verified",
"authority": "OFFICIAL",
"role": "primary",
"update_enabled": true,
"authority_basis": "curated-corpus-refresh-2026-09-08"
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{
"label": "U-Net paper reference",
"url": "https://arxiv.org/abs/1505.04597",
"source_type": "Research Paper",
"verification_status": "verified",
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"authority_basis": "curated-corpus-refresh-2026-09-08"
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{
"label": "Legacy documentary reference",
"url": "https://en.wikipedia.org/wiki/U-Net",
"source_type": "Secondary Reference",
"verification_status": "verified",
"authority": "SECONDARY",
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}