{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009642","490:4900009643","490:4900010327","490:4900009743","490:4900010240","490:4900011444","490:4900010582","490:4900009744","490:4900010486","490:4900011508","490:4900010413","490:4900010498","490:4900010667","490:4900010315","490:4900011309","490:4900010569","490:4900010651","490:4900009942","490:4900010497","490:4900010150","490:4900010752","490:4900008548","490:4900011308","490:4900011244","490:4900010054"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15987950184779082,0.15364097635403318,0.14857960259060168,0.07997980725104763,0.05298177665300024,0.048529330567677505,0.034857518408257925,0.02988915884454242,0.02771586313519294,0.02493607898839742,0.019590233803564155,0.0180524054900089,0.013376797518176496,0.010711743442565546,0.010649826343742869,0.008871939525732463,0.00871973454900588,0.008671376988885107,0.00797413941953868,0.0066114145473392906,0.006487327747999103,0.006103059389783892,0.005179389619135918,0.004924468673959421,0.004439696440017119],"twin_dists":[0.24869081310626004,0.2513758677871195,0.25361361145538586,0.2919133057463893,0.3148114313240384,0.3194799885751164,0.3364970736546403,0.3441188415664958,0.34779943239421823,0.3528878660603001,0.3642382782717174,0.3680046404203908,0.3814966006158787,0.39119672897064445,0.39144660376204554,0.3992394063125762,0.3999698381675154,0.4002042941588446,0.4037217550761592,0.41147704222754256,0.41225298869574706,0.41474376270922664,0.42136488202603833,0.4233804263118306,0.4274891015108044],"n_dims_used":45,"mean_confidence":0.8926427205403645},"coverage":{"mean_confidence":0.8926427205403645,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}