{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001562","480:4800000944","480:4800000523","495:4950001209","495:4950001056","480:4800000560","495:4950001563","495:4950001667","495:4950001791","495:4950001555","495:4950001844","480:4800000907","480:4800000524","480:4800000904","480:4800001110","495:4950001153","480:4800000330","480:4800000522","495:4950001615","495:4950001152","495:4950001901","495:4950000957","495:4950001729","495:4950001058","495:4950001745"],"twin_admin_codes":[495,480,480,495,495,480,495,495,495,495,495,480,480,480,480,495,480,480,495,495,495,495,495,495,495],"twin_sims":[0.31283707982092424,0.22668148503680233,0.2159610827737698,0.10223086201189913,0.09685007115771616,0.08884818745623334,0.07389334652046343,0.06839760813082317,0.06828748252514678,0.06026875517934384,0.059028990035306206,0.05688255165366109,0.0489574117988534,0.046719603363500825,0.045368310560841764,0.04138153721246132,0.039266834123173326,0.03474819374014712,0.031004061975661423,0.026261986353726032,0.025571229240599454,0.02390181869303115,0.022027263907498137,0.021968768445250635,0.020510715774795563],"twin_dists":[0.19799558212307794,0.2237620500830795,0.22738475233180147,0.27736773857283514,0.28063656878679427,0.2857726372265144,0.2964515677935803,0.3008167567907976,0.30090709629746026,0.30782946573740666,0.30896627901234514,0.3109818297564094,0.3190159725821261,0.321480227474931,0.3230164883770474,0.3277842932639938,0.33047251868297256,0.3366544967558973,0.34231904606239155,0.3504028479784251,0.35168358518971604,0.3549068747190227,0.35876751431634346,0.3588925108150276,0.3621057133659238],"n_dims_used":43,"mean_confidence":0.9024766434070676},"coverage":{"mean_confidence":0.9024766434070676,"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}}