{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002057","470:4700000174","470:4700002733","470:4700002048","470:4700001437","470:4700000660","470:4700000444","470:4700001445","470:4700002047","488:4880005751","470:4700000645","470:4700000449","470:4700001590","470:4700001909","470:4700000227","470:4700002372","488:4880006083","470:4700001295","470:4700002373","470:4700000314","470:4700000284","470:4700002565","470:4700000373","470:4700001888","470:4700000880"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,470,488,470,470,470,470,470,470,470,470],"twin_sims":[0.8568223832469144,0.8107176381230007,0.7783691724142533,0.7750081765781536,0.7732466746360456,0.7562493813622827,0.7357915483850674,0.7056882682706591,0.6925316024435192,0.6880251574121661,0.6878259154742049,0.6741199994725668,0.6705558348381674,0.667799757372302,0.6567197559444583,0.6529300812332031,0.6383845241033589,0.6310127836369618,0.6280678778652247,0.6251878714521582,0.6228512481291901,0.6158739568576111,0.6144838685791281,0.6063953448197726,0.6054954876969687],"twin_dists":[0.07220008494237244,0.08413530527280037,0.09193689239496965,0.09272741882985572,0.0931404133736533,0.0970822152375573,0.10173549041171734,0.10844040393376435,0.11132924179721627,0.11231400824305217,0.11235749620185866,0.11533953426674974,0.1161121942647325,0.11670896258037582,0.11910246800860091,0.11991927271451833,0.12304735183623428,0.12462932791651271,0.12526083346064243,0.12587820693621588,0.12637896180758165,0.12787367781275305,0.1281713939617263,0.12990346185125298,0.13009614561882168],"n_dims_used":43,"mean_confidence":0.9141768522040788},"coverage":{"mean_confidence":0.9141768522040788,"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}}