{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003558","490:4900008303","490:4900010111","490:4900004115","490:4900008960","490:4900003825","490:4900002405","490:4900003834","490:4900002423","490:4900009803","494:4940008978","490:4900004116","490:4900001657","490:4900009912","494:4940008990","490:4900002115","490:4900001795","490:4900009289","490:4900003828","490:4900012151","490:4900009298","494:4940009000","490:4900011942","490:4900008401","490:4900007855"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.42721060708984054,0.3319310158560122,0.28336123396210483,0.27069850114843685,0.26855957884647946,0.26819676660317754,0.23157011919807463,0.20652922098734042,0.19913074859630817,0.1927625077714967,0.18625073132783704,0.18615219818717668,0.18195128232974667,0.17953655771049565,0.1624308507224498,0.15689102334110222,0.1565166553668536,0.14010961348897008,0.1348512183791018,0.13087871465648213,0.12309697452083462,0.1193682665034642,0.11863944366764176,0.11656737449478922,0.11594232501002057],"twin_dists":[0.1693832366601639,0.19288246990406588,0.20625383236243408,0.20995926080078606,0.21059559557403643,0.210703844006266,0.22214783797393656,0.23067356965372018,0.23332584321539887,0.2356637885978747,0.23811073142828787,0.23814821438008824,0.23975944093427592,0.2406975073377073,0.24761468676947027,0.24996731961748708,0.25012847460268867,0.2574877716836737,0.25998155324401784,0.26191432250235425,0.26583266555369417,0.267777250500666,0.2681627499964324,0.2692687373322616,0.269605322348358],"n_dims_used":45,"mean_confidence":0.9180222405327692},"coverage":{"mean_confidence":0.9180222405327692,"n_dims_used":45,"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}}