{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012871","490:4900012804","490:4900012531","490:4900012878","490:4900012802","490:4900012319","490:4900013021","490:4900012985","490:4900012803","490:4900012799","490:4900012866","490:4900013187","490:4900012675","490:4900012254","490:4900012812","490:4900012678","490:4900012674","490:4900013056","490:4900012390","490:4900012321","490:4900013149","490:4900012742","490:4900012807","490:4900012320","490:4900012530"],"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":[0.5955024736767047,0.5382231671118667,0.5150396441324949,0.45386008289471386,0.427398835057861,0.41037272908056216,0.3910430978975462,0.3708851505678138,0.3525818941291024,0.30595400496760355,0.28044293628649924,0.26291625395269874,0.26048644118228015,0.2547319263109903,0.23728726019864715,0.16548815291794847,0.16408791180558502,0.15563362979771564,0.14400758460791477,0.1429969125922479,0.1394247321643982,0.1358122368403468,0.11478386371717927,0.11365911566041388,0.10389577580943495],"twin_dists":[0.13223617693432732,0.14456168060590024,0.14961083239649783,0.1632462187883366,0.16933936541298517,0.1733412782851484,0.17797425609038767,0.18292145701792623,0.18753015752498617,0.19988189913250456,0.20709870696967345,0.2122897496447299,0.2130261873273483,0.21478770999026817,0.22028824963585225,0.24634117222576496,0.24692230918134966,0.2505097110497301,0.25568386785090236,0.25614806625046577,0.25780856967588883,0.2595204221429196,0.27023284929324,0.2708467914220831,0.2763835915593518],"n_dims_used":45,"mean_confidence":0.9094006008572049},"coverage":{"mean_confidence":0.9094006008572049,"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}}