{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001195","491:4910001124","491:4910001127","491:4910001189","491:4910001327","491:4910001194","491:4910000993","491:4910001123","491:4910001130","491:4910001005","491:4910001624","491:4910001058","491:4910001182","491:4910000987","491:4910001385","491:4910001267","491:4910000997","491:4910001187","491:4910001128","491:4910001266","491:4910001057","491:4910001321","491:4910001335","491:4910001742","491:4910001052"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6884610851584713,0.4892044019773683,0.47300155366513,0.3283850150132866,0.32313033180083356,0.2888815877417849,0.28094157708946516,0.25977708070273503,0.23340572974943755,0.20841624705447329,0.20502967207972936,0.19109090743975815,0.16482671116348474,0.1619668018381622,0.14894794671719158,0.13861731515022999,0.12631371674706707,0.11982146776865434,0.11789548848909105,0.1154275719269171,0.11292199709583023,0.10127833895138519,0.10008968284240416,0.09544032326910913,0.08889659046350992],"twin_dists":[0.11221884473559238,0.15530456974614773,0.15892059208936546,0.19381943312271754,0.1952182065322026,0.20466986390932884,0.20695396996307974,0.21324199587758672,0.221547528502226,0.23000753449973588,0.2312058123049358,0.23628634879618793,0.24661524331804455,0.24780949926303356,0.2534488813476424,0.25818827726348254,0.26419079897237435,0.2675384436371984,0.2685581276413185,0.2698835613479417,0.271251688525662,0.2779364230532033,0.2786519801570012,0.2815164919446736,0.28574048900295],"n_dims_used":45,"mean_confidence":0.8968919542100694},"coverage":{"mean_confidence":0.8968919542100694,"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}}