{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007960","490:4900008736","490:4900009280","490:4900007841","490:4900009071","490:4900009596","490:4900007962","490:4900007842","490:4900008749","490:4900008294","490:4900008623","490:4900010473","490:4900007967","490:4900009387","490:4900010815","490:4900010723","490:4900009174","490:4900008070","490:4900007840","490:4900007845","490:4900009386","490:4900008628","490:4900010724","490:4900010729","490:4900008067"],"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":[0.6755251268094343,0.6528961940321995,0.5848492548146998,0.5654434779866748,0.5523758757934859,0.4698664658819571,0.4473710443355241,0.4250109830344026,0.4151742695770688,0.373416665854168,0.37026620190980486,0.36698536868709425,0.34627873385571295,0.3318142543617744,0.33118922072349627,0.3305633567411197,0.3235825004550386,0.32248084294626894,0.3219346388270016,0.31930570895294125,0.3172216245029061,0.3147437383527195,0.3127616054148128,0.28834984390167717,0.286751358016007],"twin_dists":[0.11503462531918603,0.11992657276358437,0.1345190196841333,0.13868563543469958,0.14150080549108576,0.1596248580174722,0.16472744160581088,0.16989650756200078,0.1722056286540438,0.1822931198788802,0.18307540646773196,0.18389358791298407,0.18914570396250288,0.19291323430802712,0.19307801940598965,0.1932431941240417,0.19509734701066614,0.1953919725855893,0.19553825682525497,0.196244286891366,0.19680631627798245,0.19747726493668563,0.1980161364625586,0.20482164420783935,0.20527892500114886],"n_dims_used":45,"mean_confidence":0.9238143920898437},"coverage":{"mean_confidence":0.9238143920898437,"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}}