{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004627},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000392","480:4800004537","480:4800004628","493:4930000393","480:4800004538","480:4800004450","480:4800004711","480:4800004451","480:4800003970","480:4800004713","480:4800003490","493:4930006182","480:4800005722","480:4800004541","480:4800004452","480:4800005232","480:4800004050","480:4800004630","480:4800004368","480:4800004629","480:4800003545","493:4930000178","480:4800004625","480:4800004285","480:4800004044"],"twin_admin_codes":[493,480,480,493,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,493,480,480,480],"twin_sims":[0.7058048391869257,0.6032345291886648,0.5675266935927015,0.5345568416145245,0.508896568904268,0.4967107819676665,0.46420205508132795,0.4308895073253564,0.4146834904701804,0.40644263452459967,0.4054745861014384,0.35201588067354256,0.32572625100802227,0.31791240454510206,0.31615586707555465,0.31331874832072576,0.2846636495816019,0.2759481805759093,0.2700608602057205,0.2634307372898416,0.25680203411394614,0.2505877825281704,0.24812973870179195,0.2478169107614857,0.24162338560087437],"twin_dists":[0.10841470888377669,0.13058028421993803,0.13823764943405312,0.14535702182284216,0.1509575685049065,0.15364183135127885,0.16090137159502038,0.16852720706277105,0.17232144418069753,0.1742751556228339,0.17450579871760125,0.18767460997667865,0.19452562132509293,0.1966197989995162,0.1970945315039331,0.19786447330387114,0.20587846714498054,0.2084104911657509,0.2101486342939836,0.21213436541510297,0.21415115908098203,0.21607196169807708,0.2168401125157377,0.2169382218794268,0.21889727607429013],"n_dims_used":43,"mean_confidence":0.9214864331622457},"coverage":{"mean_confidence":0.9214864331622457,"n_dims_used":43,"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}}