{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011506","490:4900011505","490:4900011570","490:4900010052","490:4900011443","490:4900011377","490:4900011307","490:4900011369","490:4900010581","490:4900010584","490:4900011308","490:4900011171","490:4900012103","490:4900010571","490:4900011509","490:4900010497","490:4900009942","490:4900010138","490:4900011244","490:4900010314","490:4900009446","490:4900011370","490:4900010659","490:4900010824","490:4900008330"],"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":[0.6572862424428115,0.4806090467375294,0.22907585306489986,0.10691672518881846,0.09689579254370874,0.04494334381787269,0.04103181341944403,0.03772281147457327,0.035286497654536016,0.02800258680242878,0.027532412781935956,0.02535704800725492,0.025328273215194014,0.017952877986178215,0.016127983266749128,0.015344401577817815,0.014915981263019972,0.01254391591816147,0.011006872392292574,0.01032976416611524,0.009077132906711147,0.0083989380791727,0.008379735159531741,0.00813349932766418,0.007348609722648985],"twin_dists":[0.11898029592789477,0.15721800289192636,0.2229685934957745,0.2746288097336116,0.28060819989745395,0.3235075515406639,0.3282207394753635,0.3325137055232601,0.3358833912588082,0.3472999397033114,0.34812135338371486,0.3520867677197561,0.3521411583984387,0.36825795076881007,0.3731355012601239,0.3753801644065587,0.37665043670718107,0.38432840979836536,0.39002307291737653,0.39275925286779956,0.3982722182688368,0.4015474680302407,0.4016436068192841,0.4028941898362069,0.4071205421955631],"n_dims_used":45,"mean_confidence":0.8909962972005209},"coverage":{"mean_confidence":0.8909962972005209,"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}}