{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000026","471:4710000027","473:4730009651","471:4710000013","471:4710000058","471:4710000014","473:4730009692","473:4730009693","471:4710000007","471:4710000004","473:4730009033","473:4730009743","473:4730009034","471:4710000024","473:4730007334","473:4730009151","473:4730008961","473:4730009150","473:4730009010","471:4710000025","484:4840000002","473:4730008963","473:4730007333","473:4730005968","473:4730005965"],"twin_admin_codes":[471,471,473,471,471,471,473,473,471,471,473,473,473,471,473,473,473,473,473,471,484,473,473,473,473],"twin_sims":[0.893019476735443,0.8511531729193011,0.8488418968608324,0.799540554200986,0.7851092261652011,0.7542209968705614,0.7240758195743711,0.6571814223064699,0.4365393827618426,0.41948937413066667,0.3807112100122202,0.3740069298456844,0.3521252076752843,0.3335856898888082,0.3239764802030253,0.31799565340941327,0.2958712464565075,0.29288312946417205,0.2858071274778703,0.2855201896260267,0.28435025738447617,0.27681896629028874,0.2763248658651871,0.2507292546188233,0.24608937071218775],"twin_dists":[0.06178174214560222,0.073734671744493,0.07435409853258661,0.0868739024614397,0.09034120667742818,0.09754773309566385,0.10436272399772989,0.11900290361836961,0.1672183006204303,0.17118985533895809,0.1804941564073686,0.18214691523063706,0.18764669918114515,0.19244712877606965,0.19499211737093766,0.1965973364400253,0.20269000720044658,0.20353297381122795,0.20554976044807682,0.20563216981011648,0.20596869423457048,0.2081553424018805,0.2083000583698733,0.21602789790520077,0.2174814516275684],"n_dims_used":44,"mean_confidence":0.9206629666415128},"coverage":{"mean_confidence":0.9206629666415128,"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}}