{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001155","490:4900001419","490:4900002283","490:4900001682","490:4900004545","490:4900003574","490:4900005882","490:4900001547","490:4900006399","490:4900002454","490:4900000658","490:4900004415","490:4900001145","490:4900003706","490:4900003710","490:4900007009","490:4900004268","490:4900002140","490:4900003841","490:4900006149","490:4900003839","494:4940008629","494:4940008827","490:4900003859","490:4900001140"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490],"twin_sims":[0.583853375503233,0.46673824130965436,0.45425085527252174,0.4098384275225981,0.40508276095814605,0.400539731987896,0.3844440088284459,0.38369555791595894,0.38046505261963354,0.36518490397476394,0.3558905392431502,0.3439004712210238,0.33739143854323594,0.31521299152762594,0.31397433104883427,0.3127976650559637,0.30197389470686226,0.2965499825767837,0.2941047325302329,0.2925346821837022,0.28750154604763284,0.27289480712076225,0.2587666622916414,0.2559083764138669,0.2477352910420891],"twin_dists":[0.13473254640938248,0.16032916712982206,0.1631572704440363,0.17346800780683022,0.1745992230871346,0.1756854113940136,0.17958003437909445,0.17976297990824947,0.1805545887605345,0.18434414807509622,0.18668815569639555,0.18975929218277426,0.1914502793877905,0.19734997409540592,0.1976862096886099,0.19800631579948919,0.20098383920914425,0.2024992327028031,0.20318774024658173,0.2036316037796182,0.20506412821643305,0.20930907613654084,0.2135500363516235,0.21442555561282783,0.21696383259236485],"n_dims_used":45,"mean_confidence":0.9181048923068577},"coverage":{"mean_confidence":0.9181048923068577,"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}}