{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001767","489:4890001680","489:4890002168","489:4890002186","489:4890002105","489:4890003180","489:4890001851","489:4890001852","489:4890002090","489:4890002265","489:4890003326","489:4890002666","489:4890002185","489:4890001749","489:4890002504","489:4890003524","489:4890002834","489:4890002101","489:4890002018","489:4890002271","489:4890002172","489:4890001686","489:4890002578","489:4890002016","489:4890001838"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7893191605962075,0.779549683273638,0.746789255039104,0.7456888221519614,0.727902933272923,0.6992202917624905,0.697993588119348,0.6951191724741801,0.6864545541114146,0.6853821733493026,0.6711592512667007,0.6647507552450923,0.6628479864610216,0.658616478879015,0.6420970427004163,0.641748226687647,0.6399161934102933,0.6389690804602083,0.6282531571877648,0.6271246408760078,0.6241953649568683,0.6221914060668395,0.6192215765240392,0.6128767515481418,0.6124144059884687],"twin_dists":[0.08933713339208244,0.09165842694761192,0.09924522857583191,0.09949553754009377,0.10350720803211494,0.10986328972710471,0.11013254864343054,0.1107627583796143,0.11265670505119618,0.1128905439871527,0.1159814564323428,0.11736847493206341,0.11777970564627549,0.11869332896864938,0.12224988698978505,0.1223248384068067,0.12271841047350272,0.12292182335368199,0.12522110903864256,0.1254630527295461,0.12609092193986807,0.12652035087878932,0.1271566227213454,0.12851556905495953,0.1286145797466981],"n_dims_used":45,"mean_confidence":0.9175375196668837},"coverage":{"mean_confidence":0.9175375196668837,"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}}