{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004103","490:4900002565","490:4900001802","490:4900002113","490:4900002417","490:4900002264","490:4900002415","490:4900002266","490:4900002705","490:4900003554","490:4900001953","490:4900003427","490:4900003553","490:4900003552","490:4900003683","490:4900001809","490:4900001948","490:4900003823","490:4900003412","490:4900004118","490:4900004515","490:4900001798","490:4900001804","490:4900002568","490:4900003822"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5404299069398545,0.459932345156607,0.45972821552768006,0.3857612211110493,0.3704100331453004,0.35727984675886837,0.3306720096692296,0.32645570207157176,0.2928787308847612,0.28541562490299827,0.28321113832640393,0.2729647906115979,0.2712780268191292,0.23921153387477528,0.2371506228683357,0.2249332559378303,0.22167873891204426,0.2152164890468626,0.19717196563019757,0.19397623967450342,0.19331886643473017,0.1761709012842371,0.17553680247630343,0.17113281201134975,0.15746202732166406],"twin_dists":[0.14408347643230487,0.16186716185007594,0.16191341436829282,0.1792584770823745,0.18303962032124516,0.18633580381937148,0.19321450673107815,0.19433155725804677,0.20353421842020225,0.20566221346843608,0.20629715777742327,0.20928841159763056,0.20978738576018455,0.2196689445397279,0.22033234905892585,0.2243449022380668,0.22543802407555175,0.22764080867096168,0.2340393762791095,0.23521410620058317,0.23545741633001122,0.24202003380365722,0.2422712089094349,0.24403380536678265,0.24972205804956868],"n_dims_used":45,"mean_confidence":0.9295781453450521},"coverage":{"mean_confidence":0.9295781453450521,"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}}