{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010310","490:4900007782","490:4900009837","490:4900011752","490:4900008780","490:4900008895","491:4910005664","490:4900008896","490:4900011143","490:4900009009","491:4910005665","490:4900008894","490:4900008897","490:4900010991","490:4900008773","490:4900008892","490:4900011069","490:4900011890","490:4900011001","490:4900012021","490:4900011296","490:4900010127","490:4900011290","490:4900011146","490:4900010409"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2641274690163975,0.16089130225620182,0.1450571450120979,0.13598617013420677,0.09725447974821987,0.08933494481676368,0.08646015863691182,0.07144815178077366,0.06817093935159757,0.06359856339363798,0.06021944548130598,0.06017630268744521,0.05814295911571365,0.05643200401056924,0.046657754686578304,0.043314957797271736,0.040148232932413416,0.03210376515181741,0.03161066330198266,0.02848726338747935,0.027957278117992857,0.02435729160409962,0.023736561293290614,0.023581694429517002,0.022264744794462814],"twin_dists":[0.2119242406413658,0.24826256693122753,0.2552043596594126,0.2594372243813135,0.28038600827484766,0.285449974119092,0.28737626678449757,0.29836007157349564,0.3010028295423577,0.3048685342987548,0.30787431173754887,0.30791357385134294,0.30979083657340556,0.3114128514426103,0.3215497243658494,0.32542603701892,0.32933757028230387,0.3405972710093271,0.34136296659148074,0.3464655147438255,0.3473785770234837,0.3540085996119374,0.3552364596458194,0.3555471312912361,0.35826299535177325],"n_dims_used":45,"mean_confidence":0.8855662027994792},"coverage":{"mean_confidence":0.8855662027994792,"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}}