{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003554","490:4900002565","490:4900003407","490:4900003291","490:4900002401","490:4900002415","490:4900002417","490:4900003001","490:4900002568","490:4900004376","490:4900002859","490:4900002113","490:4900003553","490:4900002110","490:4900002712","490:4900001809","490:4900001808","490:4900001798","490:4900003552","490:4900003155","490:4900003823","490:4900004101","490:4900001939","490:4900002264","490:4900002266"],"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":[0.47786364535999876,0.4157574425912696,0.3351987857519118,0.3335105499051812,0.3251592173281496,0.31173881837203377,0.2991836816762889,0.2797311827899516,0.2768827707111302,0.19717196563019757,0.19674905651919322,0.19142492626215224,0.18589137434254,0.18032276956050824,0.15998486810110174,0.15879082105312345,0.15529182370534142,0.14774569560189815,0.14199875909852955,0.1415966789961136,0.14040262137508652,0.12566626624029273,0.1251330737531233,0.11807171587024666,0.11097936503576261],"twin_dists":[0.15783142056681576,0.17206808645170282,0.1920238573530777,0.19246687238681362,0.19467664210747673,0.19829495671950817,0.2017613911934502,0.20730557351132378,0.20813666637474335,0.2340393762791095,0.23419407378001242,0.23616164625392413,0.23824750160986796,0.24039110638034392,0.24864612492764115,0.24915380618280708,0.2506577065642739,0.25398766606151457,0.25660891344235304,0.2567952345008547,0.2573508840566851,0.2645186919122933,0.2647896843697706,0.26846429864254523,0.27232862151471277],"n_dims_used":45,"mean_confidence":0.9240415785047743},"coverage":{"mean_confidence":0.9240415785047743,"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}}