{"version":"2.0.0","summary":"The directory combines declared editorial ratings, deterministic use-case weights, source-scoped factual claims, and clearly labeled editorial synthesis. Advertising and affiliated-product status are excluded from ranking inputs.","scope":"Educational comparison guidance for window coverings. It is not a product certification, installation instruction, or compatibility approval.","reviewCycle":"Claims and source records are reviewed before publication and when a material correction, product change, or source update is identified.","sourceHierarchy":["Government safety and energy guidance","Standards and certification bodies","Official manufacturer technical documentation for the named product","Directory editorial synthesis, labeled as such"],"correctionRule":"A reported error is triaged to the affected claim or term. Unsupported public claims are removed or marked under review until evidence is corrected.","effectiveDate":"2026-08-06","ratingScale":{"1":"Limited fit under typical conditions","2":"Conditional fit with material tradeoffs","3":"Useful middle-range fit","4":"Strong fit for the stated dimension","5":"Excellent fit for the stated dimension"},"formula":{"effectiveScore":"positive weight: rating; negative weight: 6 minus rating","weightedAverage":"sum(effective score × weight) ÷ sum(absolute weights)","normalization":"weighted average ÷ 5 × 100"},"tieRules":"Equal normalized scores retain deterministic source order and are presented as alternatives, not a claim of product superiority.","missingDataRules":"Missing ratings are not inferred or silently substituted; publication requires a complete governed matrix for ranked categories.","recommendationThresholds":{"excellent":"80–100","strong":"60–79","conditional":"below 60"},"evidenceStates":["verified","manufacturer_stated","independently_corrobated","government_guidance","region_specific","editorial_synthesis","not_verified","not_applicable","needs_review"],"publicationGates":["governed-source validation","evidence validation","content validation","publication-parity validation","browser and accessibility checks"],"advertisingNeutrality":"Advertising and affiliated-product status are excluded from scores, weights, rankings, and conclusions.","reviewCadence":"Before publication and whenever a material source, product, or correction changes the record.","versionHistory":[{"version":"1.0.0","status":"archived","note":"Seed-stage public projection."},{"version":"2.0.0","status":"active","note":"Evidence-scoped active publication and complete methodology."}],"lastReviewed":"2026-08-06","correctionsUrl":"https://shadesshuttersorblinds.com/corrections","affiliationUrl":"https://shadesshuttersorblinds.com/ownership-disclosure","purpose":"Help readers compare covering mechanisms and conditions with scoped evidence.","exclusions":["Product certification","Installation approval","Universal compatibility claims","Unsupported prices or reviews"],"categoryTaxonomy":["Blinds","Shades","Shutters"],"typeTaxonomy":"Twenty governed treatment types with category-specific mechanisms.","comparisonDimensions":["Upfront Affordability","Blackout Potential","Child-Safe Configuration Availability","Cleaning Ease","DIY Installation Ease","Durability","Smart Ecosystem Breadth","Glare / UV Control","Insulation Potential","Large-Opening Suitability","Adjustable Light Control","Moisture Resistance","Integrated Motorization Availability","Architectural Permanence","Pet Resistance","Closed Privacy","Repairability","Retrofit Automation Availability","Specialty-Shape Flexibility","Clear View When Open"],"positiveWeights":"Positive weights preserve the 1–5 rating.","negativeWeights":"Negative weights reverse the rating as 6 minus rating.","effectiveScore":"effectiveScore = rating when Weight >= 0; otherwise 6 - rating.","weightedAverage":"weightedAverage = sum(abs(Weight) * effectiveScore) / sum(abs(Weight)).","score100":"score100 = ((weightedAverage - 1) / 4) * 100.","fitLabelThresholds":{"excellent":"80–100","strong":"60–79","reasonable":"40–59","conditional":"below 40"},"tieHandling":"Equal scores retain deterministic source order and are shown as alternatives.","secondaryOrdering":"After score, preserve governed source order and then use stable treatment-name order; affiliation and commercial value are never ordering inputs.","missingDataHandling":"Missing ratings are not invented; a ranked record must have a complete governed matrix.","confidenceStates":["supported","supported-with-scope","editorial-synthesis","governance-policy","not_verified"],"recommendationTraceability":"Each recommendation maps to a use case, treatment type, dimensions, weights, claims, sources, tie state, confidence and review date.","claimScope":"Category claims are not silently generalized to a named product.","manufacturerClaims":"Manufacturer documentation is labeled and scoped to the named product.","governmentGuidance":"Government safety and energy sources are prioritized for their stated scope.","independentCertification":"Independent certification is reported only when present in governed evidence.","editorialSynthesis":"Editorial synthesis is labeled and never presented as third-party verification.","originalObservations":"Original diagrams are illustrative, not performance tests.","modaliotBoundary":"Affiliated status does not change ranking, ordering, or recommendation inputs.","contentQualityGates":["Type-specific mechanism and limitation","Scenario-specific direct answer","Visible evidence and review date","No generic fallback copy"],"evidenceQualityGates":["Atomic scoped claims","Required locators","No quarantined or homepage-only technical relationship"],"publicationGateDetails":"A route is indexable only when required editorial fields, evidence, review date, structured data and route tests pass.","correctionsProcess":"Corrections are triaged to the affected claim or record, removed or marked under review until re-evidenced, then rechecked for publication parity.","knownLimitations":["Exact product specifications and installation instructions remain controlling."]}