{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003305","480:4800003586","480:4800003095","480:4800003464","480:4800003130","480:4800003656","480:4800003306","480:4800003592","480:4800003413","480:4800003363","480:4800003533","480:4800003469","480:4800003521","480:4800003222","480:4800003045","480:4800003412","480:4800003359","480:4800003411","480:4800003214","480:4800003779","480:4800003269","480:4800003416","480:4800003463","480:4800003582","480:4800003652"],"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":[0.6285333997173898,0.6269833814135195,0.6124682404021032,0.6111122587354653,0.5701174670378082,0.5653811962637918,0.5535433632427498,0.5480238087026388,0.54670749980053,0.5221802341891806,0.5117786059514815,0.5039247778703845,0.4961472043172813,0.4707022225528957,0.4691368559514897,0.4631284263057549,0.4631191439940335,0.4573459878941685,0.45363297430906596,0.43814959908417284,0.43755480317221646,0.418161226094666,0.4134982099523196,0.4096074959084903,0.39920143777537687],"twin_dists":[0.12516102254295172,0.1254933352510233,0.12860305125595656,0.12889342533241413,0.13768078341835546,0.1386990319108216,0.14124890182498637,0.1424405858549624,0.14272507188834943,0.14805036178347875,0.1503252345517884,0.15205061048278823,0.15376641436896468,0.1594369599569843,0.1597889841159999,0.16114392675736225,0.16114602468249503,0.16245373379034747,0.163297926585022,0.16684650178695262,0.16698377710768827,0.17150202293217762,0.17260139487183335,0.17352280430581413,0.17600644309912192],"n_dims_used":43,"mean_confidence":0.9215616625408793},"coverage":{"mean_confidence":0.9215616625408793,"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}}