{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011815","490:4900011487","490:4900011355","490:4900011816","490:4900011556","490:4900010110","490:4900012014","490:4900011417","490:4900011877","490:4900011352","490:4900011946","490:4900010474","490:4900011484","490:4900010637","490:4900010475","490:4900009284","490:4900009697","490:4900012084","466:4660004893","490:4900009285","466:4660004726","490:4900012085","466:4660004301","490:4900010976","490:4900011486"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,490,466,490,490],"twin_sims":[0.5430557276114423,0.5049666066739348,0.48861289193473195,0.4878123417868072,0.48636507903073717,0.45104151995436803,0.4461647046560215,0.434497996419331,0.388886275990752,0.3759075479188121,0.3527981676135919,0.34570501055228753,0.3456823348728419,0.3415780332526024,0.3329816975555785,0.3286799306707786,0.3253783953668202,0.3179617332738028,0.31350269821457033,0.2997434142858702,0.29680598326394886,0.29080629710534306,0.2874869421285082,0.2807676791001402,0.2769253967097994],"twin_dists":[0.14351493259028245,0.15182132889150196,0.1554359149763851,0.15561375421275547,0.15593548352957848,0.16388862342350505,0.1650036937578328,0.16769044019977145,0.17849766663888175,0.18167691227218963,0.1874749941840745,0.18929351887107093,0.18929936373118048,0.19036065831206223,0.1926059010343172,0.1937412959881692,0.1946182500713676,0.1966064885138352,0.1978144329362294,0.20160507114833368,0.2024273445630106,0.20412186699581084,0.20506830646080584,0.2070044284216712,0.20812419089311834],"n_dims_used":45,"mean_confidence":0.9155379401312934},"coverage":{"mean_confidence":0.9155379401312934,"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}}