{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008006","490:4900010996","490:4900010745","490:4900010649","490:4900008227","490:4900011062","490:4900008012","490:4900010834","490:4900007998","490:4900007892","490:4900011221","490:4900007788","490:4900011063","490:4900011076","490:4900009730","490:4900010906","490:4900008344","490:4900008891","490:4900011075","490:4900010750","490:4900011220","490:4900007899","490:4900010507","490:4900010744","490:4900010742"],"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":[0.41244457700432696,0.3966412985400828,0.3855777050104751,0.3303288305569848,0.3204431197625987,0.3200662666574387,0.29588173458319483,0.28732276260295475,0.26569952040980777,0.24865207876490394,0.22348445634063216,0.21671155508419343,0.18996339382260252,0.18888595529948463,0.17525790941081162,0.17475738857198542,0.17308569627942721,0.16277887888737771,0.15668682186771557,0.14460219798891022,0.12607352604513633,0.12209545443325881,0.11577341801694892,0.11440049004023095,0.11321299355708819],"twin_dists":[0.17285054416679804,0.17662194335861395,0.1793032455974745,0.19330513318587866,0.1959384234648485,0.19603969619266068,0.20268705730936862,0.20511528768333415,0.21145139895815487,0.21667647240225268,0.22483021204302714,0.22712727560457993,0.2367084217651082,0.23711338888224243,0.2423818869500083,0.24258083274423492,0.2432482546859379,0.24746884556925158,0.25005518780967334,0.25541189243455537,0.2643122913624068,0.26635051267283466,0.26969651670179634,0.27044159116531086,0.2710916024378601],"n_dims_used":45,"mean_confidence":0.8861941867404514},"coverage":{"mean_confidence":0.8861941867404514,"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}}