{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000546","480:4800000542","480:4800000437","480:4800000548","480:4800000654","480:4800000384","480:4800000695","480:4800000662","480:4800000680","480:4800000661","480:4800001043","480:4800000886","480:4800000655","480:4800000611","480:4800000660","480:4800001086","480:4800000549","480:4800000657","480:4800000441","480:4800000656","480:4800000446","480:4800001201","480:4800000678","480:4800000508","480:4800000839"],"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":[0.6235196737578458,0.5710578494525854,0.5505753738390302,0.4772501670226834,0.4751179764934864,0.45112764617889983,0.44347994424616527,0.4408613102500098,0.41772586476465845,0.4146458503253692,0.4060709490831583,0.3890960722913703,0.37073663141458124,0.3414134248692561,0.33160626711158153,0.32284838154588463,0.31173699385502196,0.3103800405137701,0.31007113754292104,0.30265011988608104,0.2918239165098787,0.29046089801626895,0.2795270718507821,0.2760916830279981,0.26571606918408835],"twin_dists":[0.12623572490738594,0.13747872572741104,0.14188945706057676,0.15796864758609883,0.15844603715840644,0.1638689716228347,0.1656195291029455,0.16622158065769552,0.1716044420556023,0.17233032905773316,0.17436368285134876,0.17844669421905152,0.18295838615781884,0.1904033642695278,0.1929680496079557,0.19529361633565764,0.19829545456408584,0.1986661802338986,0.19875070342353282,0.200796026213074,0.203833006350405,0.20422004837930954,0.20736495600204896,0.20836840970076143,0.2114464307044043],"n_dims_used":43,"mean_confidence":0.9151538582735284},"coverage":{"mean_confidence":0.9151538582735284,"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}}