{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011749","490:4900010812","490:4900011880","490:4900011877","490:4900012216","490:4900011484","490:4900011284","490:4900011487","466:4660004722","490:4900009697","490:4900011948","490:4900012084","490:4900010899","490:4900008292","466:4660004987","490:4900011556","490:4900011355","466:4660004893","490:4900011214","490:4900010643","490:4900010094","490:4900011283","490:4900011424","490:4900012016","490:4900009815"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,466,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.6811350818106027,0.6502449401356173,0.5917997408684569,0.5789617862171338,0.5649862807203272,0.5180072936091477,0.4905839111298001,0.48254234389969947,0.4376090925553351,0.4351456477199898,0.4154249231086222,0.4117688220813976,0.3989726887423047,0.39547666661446035,0.3946923534365353,0.3942400219203799,0.38636515301673685,0.38547348597225767,0.38504511319858714,0.37388374882235303,0.3644514895239162,0.3632490370633477,0.35848949770982375,0.35786206975226936,0.33128820160304834],"twin_dists":[0.1138155029802529,0.12049751237719339,0.13302938899673428,0.13578174892768458,0.138783980442134,0.1489616726009729,0.1549984338031365,0.1567867061641882,0.16697124439106212,0.16754055335603815,0.1721465014631671,0.1730104836546042,0.17606136467634972,0.17690254313741796,0.177091725702195,0.17720091062587884,0.1791112200380651,0.17932867420588067,0.1794332280834687,0.18217741701154178,0.1845280028597733,0.1848298422933336,0.1860295893119048,0.18618835189012353,0.19305191255771614],"n_dims_used":45,"mean_confidence":0.9103228251139323},"coverage":{"mean_confidence":0.9103228251139323,"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}}