{ "model": { "rank": 3615, "code": "thing-q101038", "model_id": "vr.tr.albedo", "name": "albedo", "purpose": "Let an agent state albedo with its type, wavelength range and source, and use it correctly in climate and astronomy.", "family": "Thing Registry", "category": "Cross-cutting context", "status": "research-draft", "kind": "thing", "plane": "XCT", "domain": "XCT.REL", "industry": "", "version": "", "url": "/models/thing/q101038/", "tier": 2, "score": 83, "payload": { "layer": "wikidata", "aliases": [ "Bond albedo", "geometric albedo" ], "aliasCount": 2, "merged": 2, "knownIn": 83, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": null, "source": { "dataset": "wikidata", "item": "Q101038", "url": "https://www.wikidata.org/wiki/Q101038", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T06:25:11Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 1, "engine": "claude" }, "metaModel": { "id": "THING-Q101038", "registryId": "vr.tr.albedo", "name": "albedo", "version": "0.2.0-wave.1", "entryKind": "thing", "family": "Thing Registry", "domain": [ "XCT.REL" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q101038/", "model": { "registry_id": "vr.tr.albedo", "name": "albedo", "purpose": "Let an agent state albedo with its type, wavelength range and source, and use it correctly in climate and astronomy.", "definition": "The fraction of incident light or radiation that a surface or body reflects, from 0 (perfect absorber) to 1 (perfect reflector), with variants such as Bond albedo and geometric albedo.", "what_it_is_for": "Describing reflectivity of surfaces, planets and snow, and its role in climate.", "affordances": [ "measure it by satellites and instruments", "compare surfaces", "use it in climate and energy models", "estimate sizes of asteroids from brightness" ], "distinguishing_features": [ "Ratio of reflected to incident radiation", "Depends on wavelength and angle", "Different definitions in astronomy", "Key feedback in climate" ], "appearance": "Not visible as such; bright surfaces like snow have high albedo, dark ones like forests low.", "visual_identification": [ "Values between 0 and 1", "Types such as Bond or geometric albedo", "Satellite albedo maps" ], "physical_properties": [ { "quantity": "fresh snow", "typical_range": "0.8-0.9", "unit": "dimensionless", "note": "" }, { "quantity": "ocean", "typical_range": "about 0.06", "unit": "dimensionless", "note": "" }, { "quantity": "Earth average", "typical_range": "about 0.3", "unit": "dimensionless", "note": "Bond albedo" } ], "families_and_kinds": [ "Bond albedo", "geometric albedo", "surface albedo", "spectral albedo" ], "related_models": [ { "relation": "is a kind of", "target": "ratio", "why": "dimensionless quantity" }, { "relation": "affects", "target": "climate", "why": "feedback" }, { "relation": "is used for", "target": "asteroid size estimates", "why": "astronomy" }, { "relation": "is measured by", "target": "measurement", "why": "remote sensing" } ], "identifiers": [], "standards_and_regulation": [], "failure_modes_and_hazards": [ "Mixing albedo types", "Ignoring wavelength dependence" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "definition", "name": "Definition", "description": "Which albedo.", "rationale": "Type must be stated.", "layers": [ { "id": "type", "name": "Type", "description": "Bond, geometric, surface.", "findings": [ { "id": "type-finding", "name": "Type", "description": "Albedo type.", "questions": [ { "text": "Which albedo type is meant?", "kind": "definition" }, { "text": "Over which wavelengths?", "kind": "definition" } ] } ] }, { "id": "value", "name": "Value", "description": "Number.", "findings": [ { "id": "value-finding", "name": "Value", "description": "The value.", "questions": [ { "text": "What is the albedo value?", "kind": "measurement" }, { "text": "From which source?", "kind": "provenance" } ] } ] } ] }, { "id": "measurement", "name": "Measurement", "description": "How measured.", "rationale": "Methods affect values.", "layers": [ { "id": "method", "name": "Method", "description": "Satellite or ground.", "findings": [ { "id": "method-finding", "name": "Method", "description": "Measurement method.", "questions": [ { "text": "How was it measured?", "kind": "provenance" }, { "text": "Under which illumination?", "kind": "definition" } ] } ] }, { "id": "uncertainty", "name": "Uncertainty", "description": "Error.", "findings": [ { "id": "uncertainty-finding", "name": "Uncertainty", "description": "Uncertainty.", "questions": [ { "text": "What is the uncertainty?", "kind": "measurement" }, { "text": "How does it vary seasonally?", "kind": "measurement" } ] } ] } ] }, { "id": "climate", "name": "Climate", "description": "Role in climate.", "rationale": "Albedo changes affect warming.", "layers": [ { "id": "feedback", "name": "Feedback", "description": "Ice-albedo feedback.", "findings": [ { "id": "feedback-finding", "name": "Feedback", "description": "Climate feedback.", "questions": [ { "text": "How does albedo change affect climate here?", "kind": "definition" }, { "text": "What does IPCC assess?", "kind": "provenance" } ] } ] }, { "id": "interventions", "name": "Interventions", "description": "Cool roofs.", "findings": [ { "id": "interventions-finding", "name": "Interventions", "description": "Albedo interventions.", "questions": [ { "text": "Do cool roofs or other interventions change albedo usefully?", "kind": "measurement" }, { "text": "What are the trade-offs?", "kind": "boundary" } ] } ] } ] }, { "id": "astronomy", "name": "Astronomy", "description": "Planets and asteroids.", "rationale": "Albedo helps estimate sizes.", "layers": [ { "id": "size", "name": "Size estimates", "description": "From brightness.", "findings": [ { "id": "size-finding", "name": "Size", "description": "Size estimates.", "questions": [ { "text": "How does albedo affect size estimates of small bodies?", "kind": "definition" }, { "text": "How uncertain are they?", "kind": "measurement" } ] } ] }, { "id": "planets", "name": "Planets", "description": "Planetary albedo.", "findings": [ { "id": "planets-finding", "name": "Planets", "description": "Planetary albedo.", "questions": [ { "text": "What is the albedo of this planet or moon?", "kind": "measurement" }, { "text": "Which mission measured it?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "Should albedo types be separate entries?", "How should wavelength bands be recorded?", "How should satellite products be linked?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a albedo, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent state albedo with its type, wavelength range and source, and use it correctly in climate and astronomy.", "characteristics": { "substance": "abstract", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: Bond albedo, geometric albedo.", "2 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 83 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a albedo, and on what evidence are they told apart?" ], "whatItIsMadeOf": "an abstraction with no physical instance", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "Bond albedo", "geometric albedo" ] } ], "standing": "Described in 83 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 2 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one albedo from another, and a albedo from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a albedo sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a albedo from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a albedo passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a albedo between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a albedo, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a albedo is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What albedo is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of albedo are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is albedo operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of albedo and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of albedo?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as albedo?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a albedo came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a albedo and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a albedo is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a albedo, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a albedo, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a albedo is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 5, "layers": 10, "findings": 12, "questions": 32 } } } }