{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008378","490:4900009983","490:4900008602","490:4900009257","490:4900008601","490:4900009064","490:4900009478","490:4900009579","490:4900009886","490:4900009375","490:4900011035","490:4900008947","490:4900008048","490:4900009261","490:4900010079","490:4900008389","490:4900009367","490:4900009377","490:4900009155","490:4900007940","490:4900009674","490:4900009969","490:4900010267","490:4900010271","490:4900009978"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4847141153678274,0.4042070129578651,0.3697791777044572,0.30069436892498824,0.2844099245244957,0.2793143499109082,0.27915557747419406,0.23190128321600922,0.2310826677652703,0.23082408366022564,0.22366021610799064,0.22364799066786836,0.21224686871408605,0.21209307630253743,0.2009327570095799,0.2007465686239096,0.17883267048565304,0.17691132892459538,0.17674937061319143,0.17274225935878101,0.17186876603787535,0.16958799903513214,0.16411728701068493,0.15061950626005793,0.14135399208143726],"twin_dists":[0.15630285441996422,0.17480817716727498,0.18319663257929344,0.2013398829983856,0.20595151116980645,0.2074268717621931,0.20747310343462855,0.22203930493212676,0.2223077774302321,0.22239271261510735,0.2247712257066678,0.22477532765936642,0.22866801535917186,0.22872147702789428,0.23267368492143384,0.23274088052375813,0.2409726328660017,0.24172755373930335,0.2417914551726823,0.2433859414162269,0.24373701684560456,0.24465977213252948,0.24691008095230993,0.2527050803185578,0.2569078845069673],"n_dims_used":45,"mean_confidence":0.921460215250651},"coverage":{"mean_confidence":0.921460215250651,"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}}