{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005668","480:4800004646","480:4800004472","480:4800004559","480:4800005670","480:4800005664","480:4800004751","480:4800005600","480:4800005744","480:4800005743","480:4800005080","480:4800005343","480:4800004235","480:4800004075","480:4800005256","480:4800003115","480:4800005735","480:4800003157","480:4800005438","480:4800004651","480:4800005344","480:4800005265","480:4800004990","480:4800003401","480:4800002605"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6190575890320231,0.6047687430922211,0.5292144810891768,0.47366354747469014,0.45497535089259356,0.4136088869084463,0.34106132017589347,0.30397371509320964,0.29074419642836924,0.290444540097172,0.24464107202459512,0.2306848757987835,0.22198886892322733,0.21987452381095765,0.21319833468370297,0.18627422083521109,0.18280230200698286,0.17214367256617835,0.16694432418616262,0.16074267861372737,0.1535768567763853,0.1483249801865395,0.14086059425855849,0.13812230431602113,0.13776016260639026],"twin_dists":[0.12719175213306655,0.13025176198238003,0.14651793413395992,0.15877208126243247,0.16299243348022677,0.17257523944837572,0.19049475120775197,0.2004291192572506,0.2041395142967003,0.2042246999216788,0.217938766673274,0.22243846314252,0.22533339859841134,0.22604864317738432,0.22833784638130744,0.23810179785082136,0.23943093712021582,0.24362638866572908,0.24574057652944867,0.24832534927749533,0.2514038752745382,0.25372765936010827,0.2571373537894791,0.2584218857233147,0.2585931864383699],"n_dims_used":43,"mean_confidence":0.9189683781113736},"coverage":{"mean_confidence":0.9189683781113736,"n_dims_used":43,"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}}