{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007589","494:4940008823","494:4940008652","494:4940006936","494:4940007147","494:4940007258","490:4900004681","490:4900002147","494:4940008862","490:4900001535","494:4940008093","496:4960007655","494:4940007880","494:4940008399","490:4900002438","494:4940007482","494:4940007151","494:4940007686","490:4900001401","496:4960007778","494:4940008398","494:4940008719","496:4960006872","490:4900004418","494:4940007684"],"twin_admin_codes":[494,494,494,494,494,494,490,490,494,490,494,496,494,494,490,494,494,494,490,496,494,494,496,490,494],"twin_sims":[0.48723381376775604,0.40878899639097166,0.39538108011213335,0.3648772584412423,0.347585722881724,0.34323625848629635,0.3199025572839729,0.31607959198591423,0.3080783858121828,0.30797215738225375,0.30789639464613916,0.30587303030765034,0.3044697765171695,0.2983574414910358,0.28835907826815405,0.28175073037727705,0.27589217756171175,0.27113747545160716,0.25770604083114024,0.25511480644860507,0.24936225796969047,0.24898966107594267,0.2468025051106726,0.24639958256413447,0.24362513806741837],"twin_dists":[0.155742327161678,0.17371713116435883,0.17692559009071965,0.18442124700015144,0.18880945169386715,0.18993106019543687,0.19608371108601416,0.19711517980119395,0.1992971322189938,0.19932631786173446,0.1993471367717685,0.19990423487675826,0.20029184758669058,0.20199245387207126,0.20481900693494287,0.20671943358800635,0.20842691743514824,0.20982904949377998,0.213874198415448,0.2146697293274349,0.21645433841839667,0.21657083085235018,0.21725690850938084,0.21738372452948157,0.21826060079335208],"n_dims_used":45,"mean_confidence":0.9206288655598959},"coverage":{"mean_confidence":0.9206288655598959,"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}}