{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007143","490:4900006903","490:4900007020","490:4900006530","490:4900006656","490:4900007022","490:4900001618","490:4900007273","490:4900006900","490:4900007147","490:4900002180","490:4900006769","490:4900006645","490:4900006657","490:4900006529","490:4900008869","490:4900001747","490:4900006778","466:4660001839","466:4660002980","490:4900002203","470:4700002448","490:4900002047","490:4900001882","490:4900007632"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,466,490,470,490,490,490],"twin_sims":[0.68719250802312,0.6183764652353989,0.517310658898514,0.5095603208866947,0.4776395313155132,0.4613337598961036,0.4191630115954869,0.4130255805248785,0.3834270618290598,0.38018210749616776,0.34131809012304887,0.33967989717366703,0.33656484660657476,0.33332792720723353,0.3312248811573419,0.3292316528683318,0.31984964262053445,0.30890012790565513,0.30830559196463975,0.29759739540249336,0.29698915891159444,0.29653848836920177,0.29267763114464285,0.29033175968274755,0.2870901584201255],"twin_dists":[0.11249572013952687,0.12733765833273675,0.14911397705883123,0.1508118563803113,0.15788154531586945,0.16154982041163307,0.171266524507847,0.17271312191225818,0.17982865055573222,0.18062407592352264,0.19042810292685086,0.19085378128830116,0.1916662707704795,0.19251486801346634,0.1930686132433201,0.1935952222089232,0.19609794042296969,0.19907155863692735,0.19923472807892345,0.20220533666690083,0.2023759289785579,0.20250246127422442,0.2035911328461508,0.20425677443864484,0.20518187668618748],"n_dims_used":45,"mean_confidence":0.9180250379774305},"coverage":{"mean_confidence":0.9180250379774305,"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}}