{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001920","490:4900002081","490:4900003121","490:4900002229","490:4900002230","490:4900002530","490:4900001766","490:4900002381","490:4900001767","490:4900002228","490:4900002686","490:4900002976","490:4900002826","490:4900001772","490:4900002078","490:4900001771","490:4900002676","490:4900001231","490:4900003138","490:4900003935","491:4910001275","490:4900002083","490:4900002978","490:4900001914","490:4900002231"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.40760363941482436,0.37886729370191924,0.3251544417390227,0.3094213470642622,0.2975198151957626,0.29343784694104147,0.2818930167616784,0.278451211586028,0.22152320039261797,0.21101176898472468,0.20172810794791196,0.1914059445350469,0.16815481347874423,0.14983757567671027,0.13122754856891997,0.12777505506520628,0.11498923735859837,0.11416114118635162,0.10658848466449561,0.10120017027278853,0.1010023801500082,0.10044350959567849,0.09746976939009555,0.08756932222079075,0.08746195243224542],"twin_dists":[0.1739988613649772,0.1809473034075662,0.19467791463299652,0.19892865920009864,0.2022270842072579,0.2033761012980086,0.20667823348311645,0.20767839521780856,0.22549053338050817,0.22909810745743006,0.23238712339495382,0.23616872881914663,0.2452441794631205,0.2530522583415063,0.2617428469595933,0.26345537975720396,0.2701212465501213,0.2705721864638451,0.2748175942671258,0.2779832773556281,0.2781019592385203,0.27843828879778754,0.2802529543526108,0.2866271114205051,0.28669930062083965],"n_dims_used":45,"mean_confidence":0.9134270562065973},"coverage":{"mean_confidence":0.9134270562065973,"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}}