{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002297","490:4900004130","490:4900004544","490:4900002886","490:4900001985","490:4900001986","490:4900003858","490:4900004136","490:4900004550","490:4900002142","490:4900004143","490:4900001548","490:4900003446","490:4900002595","490:4900003991","490:4900004407","490:4900001813","490:4900002296","490:4900003855","490:4900002581","490:4900004282","490:4900003729","490:4900002444","490:4900004402","490:4900005093"],"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":[0.7326625407257699,0.6991166009528366,0.6684089420722844,0.6568648679411223,0.648298046358383,0.6269717843173638,0.6208868795584366,0.5916624201057445,0.5866742753872115,0.5742401460868081,0.4738583754741456,0.44933750360546865,0.44086286813418646,0.4287697936904834,0.40373856089715165,0.4015531084854799,0.39549326233095705,0.3850503432036622,0.383415841522714,0.3790284455964335,0.37695250182290896,0.3515221164226864,0.33389736992453456,0.32489321978968544,0.3211229710307539],"twin_dists":[0.10243961870872176,0.1098860568704355,0.11657710849301917,0.11907117414040712,0.12091652915071747,0.12549582135892304,0.12679985771502145,0.13305881043511048,0.13412777980828372,0.1367952132981928,0.15872838689828922,0.16427772460247517,0.1662212220718318,0.1690200684372327,0.17492003338088394,0.17544264499851342,0.17689854198995708,0.17943195125101713,0.1798313953752924,0.18090765743199053,0.181419001499937,0.1878007225621941,0.19236525828251588,0.1947475368487224,0.19575589395592208],"n_dims_used":45,"mean_confidence":0.9203977796766493},"coverage":{"mean_confidence":0.9203977796766493,"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}}