{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000062","485:4850000079","485:4850000042","485:4850000006","485:4850000099","467:4670001510","467:4670001520","481:4810000851","467:4670001727","467:4670000787","467:4670001134","481:4810000234","467:4670001650","467:4670001084","467:4670001377","467:4670001646","467:4670001723","467:4670001519","467:4670001587","470:4700005292","467:4670002659","481:4810000263","467:4670002300","467:4670002221","481:4810000262"],"twin_admin_codes":[485,485,485,485,485,467,467,481,467,467,467,481,467,467,467,467,467,467,467,470,467,481,467,467,481],"twin_sims":[0.7756871489068591,0.658865445173124,0.6196220019210149,0.5524293128156793,0.5503116588666359,0.5204149084583778,0.5181828505556311,0.5145014593642337,0.511828567745364,0.4868250968117025,0.48110195028050295,0.4786145173735524,0.47557688825995065,0.4537446228691849,0.448011093250511,0.4386446568482946,0.4318042535579996,0.4258163019034997,0.4257292018316785,0.4249737194995906,0.4247431243453964,0.42257431026973047,0.42252239933276897,0.41619838173593204,0.4159841699790389],"twin_dists":[0.09256798934178423,0.11863960778598999,0.12707084186583237,0.14148927379955215,0.14194639902760878,0.1484356742043892,0.1489232985492821,0.14972865576192707,0.1503142807135315,0.15583318906240193,0.1571079896954012,0.15766353776531702,0.15834322953877383,0.16327250539370405,0.16458098476782423,0.16673230142942164,0.16831482122940467,0.16970846323275574,0.16972879423686926,0.1699052122869159,0.16995908614745756,0.1704663836999395,0.1704785392863044,0.17196414543030691,0.17201463489176488],"n_dims_used":44,"mean_confidence":0.9148429523814808},"coverage":{"mean_confidence":0.9148429523814808,"n_dims_used":44,"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}}