{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009978","490:4900009377","490:4900008601","490:4900008378","490:4900009886","490:4900010444","490:4900009264","490:4900009369","490:4900009588","490:4900008947","490:4900009676","490:4900011195","490:4900009261","490:4900009674","490:4900009257","490:4900008942","490:4900009279","490:4900009173","490:4900007940","490:4900010359","490:4900009266","490:4900009155","490:4900010276","490:4900008839","490:4900011035"],"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":[0.511369430683922,0.37669895735220066,0.34436850828607024,0.32633607365354417,0.31498751249061707,0.30379200163888026,0.302056005249233,0.2964722825492156,0.2904507944868689,0.2836114553117694,0.27915557747419406,0.23927525738517577,0.23795704428050468,0.23054465716240458,0.2245761793285603,0.22437762169947106,0.213715995233922,0.2093062278558918,0.20771436446031247,0.19584301376466806,0.19405480480109566,0.19396480142879063,0.19226039616193266,0.19036612534531705,0.18888889636429024],"twin_dists":[0.15041495411255476,0.18148154809517875,0.18963836187436242,0.19436336687976494,0.1974111247032229,0.20047943608560792,0.20096102099295857,0.2025210590509102,0.2042229214032831,0.20618163623086186,0.20747310343462855,0.21964849144712598,0.22007231741579703,0.22248456425916283,0.22446431990793486,0.22453077848487143,0.2281586311972638,0.22969483701185023,0.23025478517217532,0.23452627545239577,0.23518506567427863,0.23521833487370536,0.23585039514035833,0.23655746303421596,0.23711228125360662],"n_dims_used":45,"mean_confidence":0.9224231296115452},"coverage":{"mean_confidence":0.9224231296115452,"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}}