{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001381","496:4960011994","478:4780007825","478:4780008435","478:4780003495","470:4700001093","469:4690001650","470:4700001365","466:4660014035","478:4780008631","466:4660002391","490:4900007151","478:4780007827","478:4780009482","466:4660009058","478:4780009075","478:4780008183","478:4780008735","478:4780008643","478:4780009284","478:4780008177","478:4780008553","466:4660000687","469:4690002121","496:4960012060"],"twin_admin_codes":[469,496,478,478,478,470,469,470,466,478,466,490,478,478,466,478,478,478,478,478,478,478,466,469,496],"twin_sims":[0.218302883142993,0.18464530536334828,0.17922361944797524,0.16813923469389777,0.15580589880626214,0.15198683170484834,0.15083228929682005,0.15008796602254512,0.1481039255372726,0.13735321682905868,0.13732333960415055,0.1367426802635433,0.13609262076827028,0.13504563238724632,0.13446417991988235,0.13310260293699047,0.12840795738686656,0.12589617133154887,0.1244995937021152,0.119931288608262,0.11797500967454118,0.11776695633221193,0.11756246349826421,0.11607373643853335,0.11326746527055973],"twin_dists":[0.2265832907904173,0.23872319651483842,0.2408197296209776,0.2452505516387265,0.2504352119251789,0.2521011597790534,0.2526108341058103,0.25294093987020705,0.2538267891597145,0.25878608270045234,0.2588002616330465,0.2590762865656869,0.2593863450292346,0.25988806800224273,0.2601679647517358,0.26082696857903304,0.26313884687346745,0.2644021130134376,0.2651127897532672,0.2674806793312339,0.2685157747687243,0.2686266299899898,0.2687357344278875,0.26953444271684535,0.2710616711152403],"n_dims_used":43,"mean_confidence":0.9101252888524255},"coverage":{"mean_confidence":0.9101252888524255,"n_dims_used":43,"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}}