{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002231","490:4900002824","490:4900002827","490:4900001772","490:4900001921","490:4900003668","490:4900001361","490:4900003944","490:4900003385","490:4900002078","490:4900002229","490:4900002826","490:4900002974","490:4900003402","490:4900001362","490:4900002530","490:4900003116","490:4900004351","490:4900002679","490:4900003948","490:4900004072","490:4900002382","490:4900003115","490:4900003940","490:4900003138"],"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":[0.3067073821224704,0.30098864559344535,0.26437985737194625,0.23534153329223292,0.181669179204029,0.12785629832259146,0.12707096352103328,0.12033561533013237,0.11623276142220329,0.1155930639373925,0.10949907906743303,0.10572223539428599,0.096595180744528,0.09552205938574596,0.09141104764015975,0.09087084257535875,0.08800398883328683,0.0851621386774248,0.08031662797222774,0.07245228823601663,0.06822361077584177,0.06710865062906764,0.06589216482786019,0.06279789816609413,0.058880841230464706],"twin_dists":[0.19967425387510448,0.20125791876182123,0.21184820918673852,0.22091779986585774,0.23986857562236083,0.2634146813525294,0.26380891417646785,0.2672683565590619,0.26944875145667324,0.2697940043246254,0.2731590624460346,0.27531798737217617,0.28079491460513956,0.2814651964034662,0.284089208402745,0.28444090697784297,0.286335583598791,0.28826275587848427,0.2916703763226336,0.29757002985993264,0.30095954663734825,0.3018816351309458,0.30290203989012043,0.3055686801863584,0.30910343620342706],"n_dims_used":45,"mean_confidence":0.9128284030490451},"coverage":{"mean_confidence":0.9128284030490451,"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}}