{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000490","480:4800000456","480:4800000457","480:4800000303","480:4800000394","480:4800000492","480:4800000494","480:4800000675","480:4800000338","480:4800000870","480:4800000786","480:4800001029","480:4800000787","480:4800000370","480:4800000362","480:4800000989","480:4800000871","480:4800000827","480:4800000393","480:4800000872","480:4800001027","480:4800001073","480:4800001074","480:4800000529","480:4800000879"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8538913440548842,0.7697788544292151,0.6740535444060912,0.531014024901673,0.4274669223684344,0.4083964262836864,0.3838635959059183,0.38308111939538736,0.26288582857194454,0.25712049712972684,0.2492952424538491,0.2477835263327919,0.24592982157235638,0.24525284354520477,0.2259990610101241,0.21271570386327573,0.21260655061736827,0.21258140728338842,0.20447790303167118,0.20281831947266116,0.19923661350788574,0.19138969107773532,0.1905141350335474,0.18644204508725637,0.18525278750025018],"twin_dists":[0.07299623837989731,0.09395088587702863,0.11535395059461419,0.14612661542807165,0.1693234979180887,0.17381039539744686,0.1797218911804021,0.1799132960167071,0.21229894467108143,0.21405352135087252,0.21647528259995932,0.2169486966228918,0.21753174580266957,0.21774538141689126,0.2239892110312492,0.2285051995532025,0.22854308427987083,0.22855181285228476,0.23140232475655592,0.2319955843349053,0.23328741777037698,0.23617479378691356,0.23650203957696406,0.23803799360062133,0.23849100511261365],"n_dims_used":42,"mean_confidence":0.9104981195359003},"coverage":{"mean_confidence":0.9104981195359003,"n_dims_used":42,"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}}