{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003457","490:4900003456","490:4900002916","490:4900001996","490:4900003866","490:4900004292","490:4900003324","490:4900003199","490:4900004577","490:4900003724","490:4900004156","490:4900003323","490:4900002601","490:4900002452","490:4900002301","490:4900001840","490:4900003060","490:4900003879","490:4900003865","490:4900003332","490:4900003593","490:4900003728","490:4900002465","490:4900003058","490:4900004010"],"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":[0.6715452436557388,0.5874139466671889,0.5377426092328568,0.5367328423536276,0.5336549681728869,0.5057216980171404,0.5046183483100235,0.46229044463675606,0.4572325443303022,0.44003468076946445,0.43975111339537276,0.43016101535287266,0.42523521984668394,0.4247647710386349,0.4235206019648214,0.4135192378930558,0.4037443569072541,0.4026305128939353,0.4023558980422181,0.3992334215225797,0.39755851330984104,0.39672251322297875,0.39629487741706554,0.39051654074528613,0.38756883571947015],"twin_dists":[0.11589781064467304,0.13396923435622818,0.14466586802983825,0.14488484971297566,0.14555283304408745,0.1516552307154393,0.15189795804263218,0.16133338120698054,0.16247948943506862,0.166411919788248,0.1664772459819286,0.16869647934566223,0.16984413275899282,0.16995402832120857,0.17024490738770823,0.17259642526865987,0.17491864906358828,0.17518484345863763,0.17525052377592604,0.17599876509309065,0.17640122120111768,0.17660239009583104,0.17670536843927523,0.17810191414790782,0.1788180504490447],"n_dims_used":45,"mean_confidence":0.917569817437066},"coverage":{"mean_confidence":0.917569817437066,"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}}