{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012982","490:4900012804","490:4900012878","490:4900012531","490:4900012812","490:4900012319","490:4900012742","490:4900012802","490:4900012390","490:4900013187","490:4900012803","490:4900012675","490:4900012866","490:4900012254","490:4900012678","490:4900012985","490:4900013021","490:4900012807","490:4900013056","490:4900012799","490:4900013160","490:4900012674","490:4900013149","490:4900012603","490:4900012321"],"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":[0.5955024736767047,0.46569371509322766,0.3953117954363361,0.36587348959071364,0.3584853014517093,0.3170875914483955,0.31132183268438623,0.3045809855641068,0.25878066456614923,0.2222746404441364,0.21349537459596735,0.20270441799089242,0.20204832058673608,0.19741726556325012,0.19336457785144473,0.18584701913451854,0.17300068053948314,0.16096995838114309,0.15631263044615482,0.13905558233962195,0.13889440979259074,0.12520152067671023,0.11720902090420919,0.11135547944019582,0.10995096254053074],"twin_dists":[0.13223617693432732,0.16056469843886223,0.17694229699157016,0.18417170032969654,0.18603065064748767,0.19684253303816598,0.1984087803099935,0.20026109126506098,0.21354576238720702,0.22523707708086926,0.2282349745984838,0.23203642322411894,0.23227197156614632,0.23394975230943124,0.23544047880149077,0.23826439594634993,0.24328231999940472,0.24822935766025184,0.2502164201967435,0.2579819671368778,0.25805778106177607,0.2647548475686229,0.2689246525028413,0.27211898620261576,0.2729046397920083],"n_dims_used":45,"mean_confidence":0.9071551852756077},"coverage":{"mean_confidence":0.9071551852756077,"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}}