{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001655","490:4900002098","490:4900001393","490:4900007964","490:4900003685","490:4900001389","490:4900008076","494:4940008954","490:4900007001","466:4660004388","490:4900001792","490:4900010726","490:4900009784","490:4900010808","490:4900010642","490:4900006368","494:4940009008","494:4940008989","490:4900011813","494:4940008931","490:4900001652","490:4900011216","490:4900011349","494:4940007529","490:4900007126"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,466,490,490,490,490,490,490,494,494,490,494,490,490,490,494,490],"twin_sims":[0.39877423442068016,0.13586755919885593,0.08347056246597462,0.06982801624738752,0.06717495009745926,0.058558738082943054,0.04282606110925746,0.03799005762352753,0.03789134723944482,0.037716280245053226,0.03160837346718182,0.03154188710554483,0.026485185839694635,0.025580713321631015,0.025255115206433466,0.02382116679696084,0.02355180791454475,0.022257900910631147,0.019169117906134858,0.01729333642288183,0.01722909971543769,0.01592850905948453,0.015337367775217853,0.014931169163432876,0.01393870725598097],"twin_dists":[0.1761090242637734,0.25949395106363937,0.289434335590413,0.2996539628572827,0.3018264568978085,0.3094026249776364,0.3260138580033048,0.33215540640280006,0.3322874987748426,0.33252248888758984,0.3413665460331053,0.34147057352864724,0.34999522435813,0.35166579954136856,0.3522796839050929,0.3550674772607024,0.35560728873747094,0.3582774693538733,0.3652432078553105,0.36996835418636176,0.37013798154529265,0.3736976619103745,0.3754007661622632,0.37660485816877026,0.37967293636820937],"n_dims_used":45,"mean_confidence":0.9195522732204862},"coverage":{"mean_confidence":0.9195522732204862,"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}}