{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001366","480:4800002368","480:4800002029","480:4800001292","480:4800001586","480:4800001581","480:4800002366","480:4800002419","480:4800002317","480:4800001355","480:4800002367","480:4800001980","480:4800001585","480:4800001978","480:4800002085","480:4800002079","480:4800002088","480:4800002151","480:4800001412","480:4800002466","480:4800002083","480:4800001429","480:4800002316","480:4800002043","480:4800002418"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9187414281430527,0.9186407517257279,0.8975749625083058,0.881874506542071,0.8699665841958297,0.8601626794438639,0.8231085460917008,0.8036882784661338,0.7906763517341745,0.7865810136818293,0.7768694471467014,0.7720295208324598,0.751058733831733,0.7477528852753239,0.7400133720132587,0.7319331425847958,0.7032730868858729,0.6680537811793928,0.6622305420333733,0.639216690295783,0.61879127458051,0.613173359962066,0.6077103921118734,0.6027536977808142,0.6005001921571134],"twin_dists":[0.05346999311256168,0.05350455166074499,0.06037659118376525,0.06512024283606872,0.0685512132932645,0.0712852999595704,0.08103735002980882,0.08586340115542583,0.08901217967345246,0.08999084787061337,0.0922900506391902,0.09342526281562027,0.09827155817456125,0.09902582146899279,0.10078243857429524,0.10260349247641548,0.10897235752831483,0.11665398427314713,0.1179130939220687,0.12286864724404532,0.1272488011901385,0.12845204992555534,0.12962187462444374,0.1306832466240604,0.1311658146488012],"n_dims_used":42,"mean_confidence":0.9109744117373512},"coverage":{"mean_confidence":0.9109744117373512,"n_dims_used":42,"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}}