{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000814","498:4980000903","498:4980000904","498:4980000746","498:4980002738","484:4840000480","498:4980000815","473:4730007154","498:4980003278","473:4730008803","498:4980002163","498:4980000665","498:4980002967","498:4980001550","498:4980000916","498:4980002253","498:4980002823","498:4980002073","498:4980001995","473:4730008553","498:4980002624","498:4980000670","498:4980001548","498:4980001367","498:4980000471"],"twin_admin_codes":[498,498,498,498,498,484,498,473,498,473,498,498,498,498,498,498,498,498,498,473,498,498,498,498,498],"twin_sims":[0.7090181061637315,0.6754251922778952,0.6108146575077963,0.5527228205637837,0.5368265576289848,0.5220937745585597,0.5066258742902087,0.4780206088714747,0.4660406612639114,0.4596206015663334,0.43571099334060287,0.4305234195027165,0.4305201628747846,0.4276295969976411,0.4210397918036071,0.4067869429750254,0.4055951860170607,0.3979106747681137,0.3971656975352547,0.38666866901660346,0.3820595081626749,0.3786642252915622,0.3761699891798746,0.37214698853918826,0.37101873347063324],"twin_dists":[0.10770569068152733,0.1150563165584701,0.1289571531533987,0.14142593805235668,0.14486452289083646,0.14806922602965641,0.15145642511126822,0.15779631904702798,0.16048644499455378,0.1619378009231669,0.16740978740253898,0.16861225661204282,0.16861301332397455,0.16928559141135915,0.17082597558722598,0.17419318109890056,0.1744770517268509,0.17631653769182454,0.17649572130790447,0.1790372547941121,0.18016347868975188,0.1809972731697051,0.1816121048225327,0.1826079973162491,0.1828882480256666],"n_dims_used":45,"mean_confidence":0.9265504625108507},"coverage":{"mean_confidence":0.9265504625108507,"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}}