{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002152","491:4910001241","491:4910001734","491:4910001903","491:4910001675","491:4910001492","491:4910002357","491:4910001674","491:4910002248","491:4910002358","491:4910001178","491:4910002923","491:4910001493","491:4910001957","491:4910001305","491:4910001899","491:4910002874","491:4910002198","491:4910001550","491:4910002773","491:4910001495","491:4910001953","491:4910001850","491:4910001554","491:4910001736"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5923166700929982,0.5876590020490623,0.5650540411580368,0.5444389922755897,0.515359609719418,0.4979937597519957,0.4666062883300131,0.41403947737073216,0.4053430329348405,0.3661940255318128,0.3646958240495004,0.349477284182805,0.34917280736399736,0.342928092481769,0.33592366771340515,0.3285029640190713,0.3096191806524714,0.30619540075858026,0.30583888346668303,0.3057128670052542,0.2976802225165386,0.29058242449558624,0.28845952906450234,0.27329732155307457,0.2731357861213103],"twin_dists":[0.1329186380049828,0.1339167104305385,0.1387694042723341,0.1432156289089555,0.14954079756954092,0.15335836970834926,0.1603589113156847,0.1724735102061385,0.1745371609474899,0.18409148174281378,0.18446673156045004,0.1883239820273569,0.1884020326932966,0.1900108132140125,0.1918340107070084,0.1937881782048662,0.19887445655714936,0.19981533368964732,0.19991365483666662,0.1999484237836041,0.20218212197180685,0.2041854959599162,0.20479032212537493,0.20919026722942605,0.20923793419878872],"n_dims_used":45,"mean_confidence":0.8991897583007813},"coverage":{"mean_confidence":0.8991897583007813,"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}}