{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011087","490:4900010421","490:4900010757","490:4900010846","490:4900011088","490:4900010677","490:4900010927","490:4900011015","490:4900010672","490:4900010776","490:4900010688","490:4900011587","490:4900011018","490:4900010512","490:4900010501","490:4900010587","490:4900011390","490:4900010586","490:4900010508","490:4900010600","490:4900011007","490:4900011320","490:4900010917","490:4900011082","490:4900010245"],"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":[0.45240902487817414,0.3973493537607849,0.3740286135749024,0.3670220463338848,0.3570478143019487,0.354724910872891,0.3430605843380123,0.34164778476308216,0.3135424788116874,0.3062568109551989,0.28962397966629994,0.27813421582511505,0.2699226980839264,0.26885556759376605,0.26215690636686007,0.25642429545226464,0.23584830790036246,0.2351413771565752,0.22858716457972048,0.2201982751020028,0.19996367720606972,0.19210820828990555,0.18705248465970592,0.18484258355498814,0.18384546464585572],"twin_dists":[0.16357675806608166,0.17645153360671867,0.1821415464704036,0.1838844210034942,0.1863946020351371,0.18698432661992911,0.18997651979333216,0.19034256531643112,0.19780361351433667,0.19979840452396788,0.20445823533315144,0.20777088874448443,0.2101897035795748,0.21050735166367932,0.21251943583521818,0.21426706946100366,0.2207535036366296,0.22098275421245167,0.22313009002500286,0.22593882648717045,0.23302389762465422,0.235907021821296,0.23780625323839713,0.2386477341125954,0.23902973280844225],"n_dims_used":45,"mean_confidence":0.8950756496853298},"coverage":{"mean_confidence":0.8950756496853298,"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}}