{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001759","480:4800001645","480:4800001300","480:4800002047","480:4800001474","480:4800001362","480:4800001301","480:4800001470","480:4800001541","480:4800002460","480:4800001295","480:4800002089","480:4800002191","480:4800001415","480:4800001425","480:4800001933","480:4800001230","480:4800002100","480:4800001417","480:4800001471","480:4800001483","480:4800001482","480:4800001705","480:4800002461","480:4800002408"],"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":[0.6417383584641818,0.587233545619854,0.5195872693931527,0.4911939711105764,0.4669333661081702,0.43259810428362416,0.41603318726297966,0.36534983805976917,0.3420065376376103,0.30874005012562544,0.29368927998788663,0.28894909783388106,0.26989173013278284,0.2602456726501159,0.25434976124332526,0.2459024209391255,0.24018442139885854,0.2237984718172957,0.2146059499284894,0.21004582097513225,0.20649512766814945,0.20220635101634488,0.2009558124614796,0.19788013172302052,0.1918002754618002],"twin_dists":[0.1223269587536837,0.13400790144226257,0.14861642569239547,0.15486313332877646,0.160285188363625,0.16813065244610256,0.17200308058926944,0.18430282748103077,0.19024953879640094,0.1991154739612082,0.20330505460421536,0.20465060585884334,0.21019891071908442,0.213099394809525,0.21490558254675804,0.21754038533078954,0.2193570654213766,0.22472484771641876,0.22785121151880589,0.22943566620555525,0.23068564117817542,0.2322151883919559,0.2326653671655895,0.23378084689359124,0.23602169441972742],"n_dims_used":43,"mean_confidence":0.9134702460710392},"coverage":{"mean_confidence":0.9134702460710392,"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}}