{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011627},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010215","490:4900012089","490:4900009523","490:4900011885","490:4900010735","490:4900010316","490:4900009935","490:4900009426","490:4900012090","490:4900012023","490:4900008552","490:4900010397","490:4900011074","490:4900007765","490:4900010914","491:4910005567","490:4900009628","490:4900008328","490:4900010039","490:4900008898","490:4900009011","490:4900010227","490:4900009841","490:4900010320","490:4900010136"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2799739011109542,0.26956134848084773,0.23253632213119338,0.16737651218756894,0.1442532025654469,0.1380727724845365,0.1351050884102226,0.12761289249552768,0.12654296176198168,0.12558685837523106,0.11980421481755163,0.10942043771766267,0.1032768180906422,0.0992751094772388,0.09654171175265147,0.09545305566802029,0.08788830201811816,0.0841904987768664,0.08194629689597892,0.08138279292477647,0.06969799076899004,0.06960131078169916,0.06920732407702122,0.0687654309899255,0.06377096125832986],"twin_dists":[0.20723499313304872,0.21029717779247578,0.22183146721281646,0.24556304838323686,0.2555714217186887,0.2584452954953588,0.25985949835018285,0.263536672896667,0.2640750063806887,0.2645589951837948,0.2675475221383364,0.2732034226269474,0.27674801741168154,0.27914619382593053,0.28082817286316575,0.2815084991366245,0.2864130620151524,0.2889334158455065,0.2905063910101382,0.2909067577546541,0.2997588579270531,0.29983695536871846,0.3001561295024068,0.3005158752327707,0.30471872512055204],"n_dims_used":45,"mean_confidence":0.8859080844455295},"coverage":{"mean_confidence":0.8859080844455295,"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}}