{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002978","490:4900003117","490:4900003658","490:4900001773","490:4900004084","490:4900003137","490:4900004350","490:4900003516","490:4900001497","490:4900001921","490:4900001771","490:4900002690","490:4900003668","490:4900003809","490:4900002548","490:4900002976","490:4900002379","490:4900001362","490:4900001364","490:4900004488","490:4900002675","490:4900002529","490:4900002828","490:4900002997","490:4900001112"],"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":[0.2818920517608163,0.2285847917866046,0.21896308343493828,0.14109081054597375,0.13475145273007905,0.122943572904492,0.1228293389153891,0.11543539856205182,0.11045897797583527,0.1035095998195475,0.10101784018625085,0.09462443737012276,0.08800709870477348,0.08772675867343127,0.0866419466071371,0.08283177238093695,0.08167833571652791,0.08120633591522869,0.07988477762365538,0.07836866368421128,0.07723207564061323,0.07504675474123537,0.06761709035483962,0.06324850105767653,0.05630582832145066],"twin_dists":[0.20667851286406347,0.223130874716732,0.2263583875234213,0.25703021052188024,0.260029565478144,0.2659117749431801,0.26597073438099333,0.26987932369413736,0.27261957725333447,0.2766107624852861,0.2780926760631246,0.28203042682728346,0.2863335019552632,0.28652138738542343,0.28725296115012977,0.2898816924439127,0.2906965003710703,0.2910325858274835,0.29198199353237214,0.293086816521259,0.29392639048559666,0.2955689941123562,0.30145961261408405,0.3051737548760849,0.3115340682461022],"n_dims_used":45,"mean_confidence":0.9217241075303819},"coverage":{"mean_confidence":0.9217241075303819,"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}}