{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001888","493:4930003936","493:4930001070","496:4960000210","493:4930000199","493:4930001712","493:4930002053","496:4960006019","493:4930000640","496:4960006674","480:4800005291","496:4960007595","493:4930004685","493:4930002896","493:4930003243","493:4930001166","493:4930003753","493:4930003585","493:4930003602","496:4960000264","496:4960004455","488:4880000536","493:4930004544","493:4930000231","493:4930000748"],"twin_admin_codes":[493,493,493,496,493,493,493,496,493,496,480,496,493,493,493,493,493,493,493,496,496,488,493,493,493],"twin_sims":[0.5096810065025993,0.4331541370645693,0.39441951593767327,0.3832834667016228,0.3660270935443554,0.3570910304095409,0.32088770106817815,0.30805987908944155,0.30659025046661714,0.30644876337291105,0.3027696246061096,0.30276043026027094,0.3008006447397237,0.2998156809764752,0.2967919882698088,0.29542817715281794,0.29533110471984747,0.2916034788585692,0.2897788499599987,0.28840101875024615,0.28242598344345576,0.2794825948252232,0.2757013712775146,0.2739210661293837,0.27136000131480237],"twin_dists":[0.1507853677908788,0.16800173723863818,0.17715757697606513,0.17986378108276282,0.18413325439449305,0.18638364936246427,0.19581903577076745,0.1993022164167711,0.19970651827049127,0.19974550095851878,0.20076286068430213,0.20076541207333642,0.20131027682870173,0.20158490123023387,0.20243127358634402,0.2028146812574413,0.20284201092842116,0.2038955287380197,0.20441412834051242,0.20480702965106717,0.20652402064928527,0.20737789930716288,0.20848289823205635,0.20900637074165282,0.20976309215359096],"n_dims_used":45,"mean_confidence":0.9174251980251736},"coverage":{"mean_confidence":0.9174251980251736,"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}}