{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000239","490:4900000188","490:4900000285","490:4900000413","490:4900001082","490:4900000143","490:4900000238","490:4900000245","490:4900000207","496:4960007935","490:4900000339","490:4900000154","490:4900000209","490:4900000138","490:4900000112","490:4900000423","490:4900000580","490:4900000608","490:4900000246","490:4900000622","490:4900000144","490:4900000500","490:4900000225","490:4900000137","490:4900000109"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6866729054074725,0.4836352619209796,0.47962570747817174,0.46272912271037026,0.41316574080405305,0.4120894729681116,0.4039791875598853,0.40077216764608325,0.3777382273544903,0.37753768189341785,0.3746015189367999,0.3745576313289608,0.36808948911728256,0.36740249407315634,0.35837249594316023,0.35785724855382106,0.3406646207122311,0.33230404077033987,0.3287933381138861,0.3088661547431219,0.29958394631853275,0.29572477827824467,0.29196187540887353,0.289519031022864,0.2797480494484047],"twin_dists":[0.11260907759560346,0.15654312890533043,0.15743758570459387,0.16123418797917335,0.17267998299234494,0.17293457688700142,0.17486256967734462,0.17562970410525902,0.18122530185204921,0.1812747223206028,0.1819997539204202,0.18201061221835438,0.18361783376957438,0.1837893620811883,0.18605918428736115,0.18618957238518188,0.19059777299894878,0.19278422463642408,0.1937112592604854,0.1990808776534624,0.2016495893540896,0.20273120929105953,0.20379389155557834,0.20448813265885601,0.20730066763123536],"n_dims_used":45,"mean_confidence":0.9155366685655382},"coverage":{"mean_confidence":0.9155366685655382,"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}}