{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003913","490:4900005152","490:4900003910","491:4910002466","490:4900006077","490:4900005417","490:4900003367","490:4900005290","490:4900005554","491:4910002364","490:4900005937","490:4900004069","490:4900003634","490:4900005170","490:4900005286","490:4900005292","490:4900003645","490:4900003911","490:4900003912","491:4910001867","491:4910002416","490:4900005817","490:4900005416","490:4900005559","490:4900005288"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490],"twin_sims":[0.0394734750641891,0.032570652899630216,0.03223032877197927,0.02940274032492848,0.021514315189339807,0.02053597218405037,0.01880697322994371,0.018773988868976625,0.018656163482050847,0.015435037373600628,0.015385747885705472,0.013507429339998503,0.01319195540158686,0.012994275761872646,0.0128894108424366,0.012181406414346849,0.011848020954926148,0.011517490272231135,0.011266881540865487,0.01050982653348842,0.009893568629956792,0.00951055879903378,0.009163934170216013,0.009060836872396059,0.008922542679168208],"twin_dists":[0.33020451625739733,0.3398814892915731,0.34040236327861595,0.34492215883409655,0.3598735916544741,0.36204838491168345,0.36612295492583735,0.3662038166625398,0.3664936856055053,0.37511543642950423,0.37525923034071007,0.38106668161103435,0.3821113159280142,0.3827772124238923,0.38313410348329147,0.38561327747970325,0.38682520008179366,0.3880569923330742,0.3890120393132968,0.39201639325911514,0.3946077820227082,0.39629184577156273,0.3978689475514486,0.3983483121195778,0.39899904285760673],"n_dims_used":44,"mean_confidence":0.8941131938587535},"coverage":{"mean_confidence":0.8941131938587535,"n_dims_used":44,"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}}