{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001775","500:5000001998","489:4890001270","488:4880000745","498:4980001655","498:4980001467","475:4750008169","485:4850000320","470:4700008726","469:4690000123","499:4990003246","500:5000001077","478:4780003063","470:4700005719","488:4880001629","484:4840003849","496:4960006955","500:5000001908","472:4720002136","500:5000005502","468:4680002105","473:4730002756","470:4700000187","485:4850000541","472:4720001031"],"twin_admin_codes":[500,500,489,488,498,498,475,485,470,469,499,500,478,470,488,484,496,500,472,500,468,473,470,485,472],"twin_sims":[0.47320797128980124,0.2233434349744247,0.15699686457619885,0.15568292830863736,0.15015301663690594,0.14825957547672186,0.13993201315293652,0.13180190389666135,0.12318443867332404,0.11757588794651638,0.1139149967555337,0.10863458064933333,0.10210544788253328,0.0886225375548383,0.08795727624170648,0.0847216532967585,0.08431269492330375,0.07902633740885638,0.07732572574627963,0.07020484937021683,0.0692278854105013,0.0680491542979444,0.06741298583978006,0.06737599763837787,0.06613790918576828],"twin_dists":[0.1588742772385299,0.224877562257017,0.24992180883007836,0.250488385354777,0.2529120420685669,0.25375697809875336,0.25757084705181954,0.261461259374672,0.26578759378154304,0.2687285675329802,0.27070670958068166,0.27364807195271745,0.2774423773109766,0.28592269265028614,0.28636685847111437,0.2885660341396305,0.2888487334737205,0.29260546730941156,0.29385683876363355,0.2993508547799844,0.3001394360076042,0.3011030110992222,0.30162871478797293,0.3016594044239756,0.30269467493438823],"n_dims_used":45,"mean_confidence":0.9187060885959202},"coverage":{"mean_confidence":0.9187060885959202,"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}}