{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010867","490:4900011254","490:4900011253","490:4900011182","490:4900010788","490:4900011026","490:4900011669","490:4900011027","490:4900010086","490:4900011103","490:4900004661","490:4900011801","490:4900011538","490:4900011273","490:4900011475","490:4900011867","490:4900004793","490:4900010782","490:4900010359","490:4900011255","490:4900010082","490:4900010786","490:4900009378","490:4900011610","490:4900011474"],"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":[0.45588454006345636,0.44019807912060516,0.4279565970179939,0.3197378723955004,0.26143979220834057,0.2517656105519982,0.23316470600532974,0.20118115835433986,0.1994282503599214,0.19318365297730597,0.19221611321132503,0.1852689903482685,0.17920727245342782,0.17745575716737605,0.1759269183613202,0.16772013425157292,0.15941101750585848,0.15634318614460793,0.1561625971921317,0.1524434966726276,0.14692772869569132,0.14684834472571934,0.1447919933119313,0.14075706667051271,0.1392063038117544],"twin_dists":[0.16278571059460517,0.16637428473663488,0.16920941167691494,0.1961280010144528,0.2127367303348737,0.21570559080566595,0.22162617445030505,0.23258410329826817,0.23321789578124572,0.23550753351885642,0.23586686889732045,0.23848481941144248,0.2408261183188138,0.2415130514780373,0.24211660239555874,0.24542213559466247,0.2488897675434731,0.25020324372846375,0.25028114603483165,0.251900349493833,0.2543560884976813,0.2543919246488791,0.25532525491779257,0.2571855783216915,0.25791112862764415],"n_dims_used":45,"mean_confidence":0.9127675374348958},"coverage":{"mean_confidence":0.9127675374348958,"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}}