{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003216","490:4900001199","490:4900003897","490:4900002899","490:4900002020","490:4900003751","490:4900003354","490:4900002028","490:4900002491","490:4900000478","490:4900003752","490:4900003888","490:4900003623","493:4930005143","490:4900007513","490:4900001870","490:4900002159","490:4900003356","490:4900002480","490:4900002495","490:4900004172","490:4900002333","490:4900002332","490:4900001452","490:4900002608"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6650106874554654,0.5996476871913521,0.5736750370363645,0.5489713040102926,0.5362489961530851,0.5283827960285098,0.5191677517843769,0.5057452377596089,0.4738427559365652,0.47014354522622215,0.4413211736294561,0.4308904827701718,0.4295280400326112,0.424187911057064,0.4228736048991058,0.40673717354929917,0.39917699430955217,0.3974774786295575,0.38521842150640984,0.38129367751596377,0.3650031150726029,0.3604393226675437,0.360332547334147,0.3576934059471159,0.34867286594305746],"twin_dists":[0.11731227748577414,0.13134837948057596,0.13691656243712502,0.14223588078458288,0.14498980695972763,0.14669888366977868,0.1487080718100783,0.1516500537207037,0.15873188969607552,0.15956255148010082,0.16611575304779194,0.16852698048658854,0.16884365220449193,0.17008885039197655,0.17039631238083297,0.17420502852387776,0.17601231117701666,0.1764207122963078,0.17939092168358986,0.1803512339251266,0.18438970216226494,0.1855371171493605,0.18556405038144186,0.18623105445613683,0.18853026697214573],"n_dims_used":45,"mean_confidence":0.9177137586805556},"coverage":{"mean_confidence":0.9177137586805556,"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}}