{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002342","489:4890002485","489:4890001750","499:4990000386","469:4690002157","489:4890002942","489:4890003465","470:4700007041","489:4890003250","470:4700007465","470:4700005533","489:4890001977","489:4890001759","469:4690002056","469:4690002461","489:4890002164","499:4990002700","489:4890002423","489:4890002436","489:4890003161","489:4890003579","489:4890001673","470:4700006045","489:4890002167","470:4700008511"],"twin_admin_codes":[489,489,489,499,469,489,489,470,489,470,470,489,489,469,469,489,499,489,489,489,489,489,470,489,470],"twin_sims":[0.4195748269287786,0.3424366005747386,0.3338397072639241,0.31072977285127545,0.3092134300385763,0.29789640463303985,0.29298894167112005,0.26934229036742224,0.2666740415537844,0.2596752622496008,0.2576559593116244,0.25567790968612997,0.2554141970871877,0.2523965919250208,0.25178924351363413,0.2456540807887555,0.23547502202174347,0.2325933358595701,0.23175431092156273,0.227695395909259,0.22634100311506994,0.2239209622113832,0.22094971021754906,0.2105949860521571,0.21031027241920786],"twin_dists":[0.17116978493010349,0.1901380898416905,0.1923804016736784,0.19857054327937002,0.1989856459476304,0.20212154854591952,0.20350303684190005,0.2103623744272189,0.2111591569695614,0.2132730024790204,0.2138895258276471,0.21449641848621873,0.21457755330242304,0.2155097694992646,0.2156982508229209,0.2176187162357579,0.2208745004111805,0.22181282582693065,0.22208745985837527,0.22342538167195897,0.22387533072879032,0.2246837741532279,0.2256843550374996,0.229243626821074,0.22934314676816983],"n_dims_used":45,"mean_confidence":0.91199705335829},"coverage":{"mean_confidence":0.91199705335829,"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}}