{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008752","490:4900010466","490:4900011746","490:4900011420","490:4900011423","490:4900010641","490:4900010806","490:4900010721","490:4900010719","490:4900008410","490:4900011286","490:4900008626","490:4900011356","490:4900010107","490:4900010886","490:4900010096","490:4900011744","490:4900009301","466:4660004013","490:4900010558","490:4900010813","490:4900008289","490:4900010206","490:4900006393","490:4900011213"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.4626367456071919,0.4412623305513655,0.39930502502931997,0.38919276099848243,0.3328161599118625,0.31248977222696755,0.29054687241938754,0.28767186344904894,0.2746657731238948,0.2729977089487562,0.27265659999376946,0.2625668355253158,0.23933907716065178,0.23723685030424838,0.23395452487530888,0.21027209511036923,0.20794506175776167,0.20684220725718871,0.206777416522395,0.2012660421331448,0.19793721651625595,0.195168753254482,0.19019823438908348,0.1899208982962053,0.18887394121250417],"twin_dists":[0.16125507340286394,0.16612929211511854,0.17598157699841255,0.1784232069393893,0.1926494435378809,0.1980901896494845,0.20419560323877606,0.20501540905330762,0.20878714764879386,0.2092786926852643,0.20937943774117956,0.21239538948688713,0.21962801100708304,0.22030451739844512,0.22136865549726603,0.22935649837485958,0.230173455195434,0.23056281320049618,0.23058573130075424,0.23255350889229634,0.23376003489909297,0.23477418601474115,0.23662036764967878,0.23672436370739924,0.2371179136093126],"n_dims_used":45,"mean_confidence":0.9076404147677951},"coverage":{"mean_confidence":0.9076404147677951,"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}}