{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002959","479:4790004213","472:4720003031","496:4960006348","479:4790004583","470:4700003991","472:4720000493","493:4930003983","470:4700001400","493:4930002601","493:4930003646","472:4720002452","472:4720003038","493:4930003617","466:4660000658","487:4870005775","470:4700002697","470:4700001716","470:4700004519","478:4780002171","470:4700000745","487:4870005785","470:4700002509","472:4720001390","485:4850001140"],"twin_admin_codes":[472,479,472,496,479,470,472,493,470,493,493,472,472,493,466,487,470,470,470,478,470,487,470,472,485],"twin_sims":[0.505498166968171,0.4183156244734656,0.4028129151428193,0.3898765838606416,0.3850107159922263,0.37902957570105117,0.3784973766250764,0.37824663580491924,0.36342927008852155,0.3576793048461227,0.3340208398443774,0.3329310312811606,0.33094160552348206,0.3240365542478532,0.32374541170777665,0.32357792668462926,0.3234873936308549,0.321563843726205,0.3207608325231514,0.31966030952209046,0.3192839539329934,0.316620162795979,0.3151322459220091,0.31378951534668,0.31115077589631435],"twin_dists":[0.1517043941455323,0.17146571151213125,0.17514122901095627,0.17825717330492336,0.1794416258851484,0.18090737943680568,0.1810383399406049,0.18110007177119253,0.1847845680736297,0.18623462506333552,0.19233283734760373,0.1926192268785037,0.19314334823889534,0.1949760782106113,0.19505382574412605,0.19509856905615294,0.1951227601623521,0.1956376421137152,0.1958530955454927,0.19614886500999928,0.19625014303590943,0.19696890355073468,0.19737186970019263,0.19773644264252466,0.19845549847236463],"n_dims_used":45,"mean_confidence":0.9238565233018663},"coverage":{"mean_confidence":0.9238565233018663,"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}}