{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002386","490:4900002387","490:4900002232","490:4900002393","490:4900002385","490:4900002087","490:4900002076","490:4900002390","490:4900002538","490:4900002688","490:4900002392","490:4900002240","494:4940005572","490:4900013013","490:4900013014","490:4900013084","490:4900002077","490:4900013235","494:4940008149","494:4940008148","490:4900013234","494:4940008151","490:4900007540","494:4940008051","490:4900005046"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,494,490,494,490],"twin_sims":[0.24450387215211536,0.10940968422491672,0.07741102602339953,0.047881318939826806,0.04420885658502355,0.035677691357114315,0.029612835140717372,0.025424430556907,0.017195084601815746,0.011646754916278292,0.009587688615632606,0.0076014231753339856,0.006779949549556551,0.006507535506224545,0.006458783924618904,0.005308863458008729,0.002945215979745945,0.002612169023781054,0.0024237489153893996,0.0022620398369203633,0.0021020426557010136,0.002069072781362231,0.0019525470904532658,0.0019520038100190706,0.0018551147333553358],"twin_dists":[0.21798217930322641,0.2732094903978338,0.29379354722290324,0.3201889404541473,0.3243655366564549,0.3353292703301028,0.34457380027722667,0.3519596082320993,0.37022802862236764,0.38757156972449186,0.3959479061586781,0.4057167478169842,0.41044388630770595,0.4121257182130349,0.41243337035304733,0.42037534846558816,0.44338674922912996,0.44792859113330685,0.45073893859205466,0.4533154810722364,0.45603686344840605,0.4566212143374287,0.45875744992893075,0.4587676815086777,0.46063566832177083],"n_dims_used":45,"mean_confidence":0.9164788140190973},"coverage":{"mean_confidence":0.9164788140190973,"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}}