{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007265","470:4700007361","470:4700007264","470:4700007263","470:4700007362","470:4700007262","470:4700007452","470:4700007451","470:4700007445","470:4700007261","470:4700007453","479:4790001493","470:4700007357","470:4700007364","476:4760000652","488:4880002491","470:4700007543","476:4760000653","470:4700007363","498:4980003594","470:4700007542","498:4980003595","479:4790001570","467:4670000526","496:4960006059"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,479,470,470,476,488,470,476,470,498,470,498,479,467,496],"twin_sims":[0.9715963778893156,0.8755416493839162,0.873142645338347,0.8609843864878135,0.8194291652328406,0.6122511732702853,0.5495446046971727,0.5190070489717065,0.493637718399919,0.40115379857270467,0.39862361514077393,0.3637890804859767,0.3118060231174403,0.31105678110043855,0.27067168853058887,0.23756803788668907,0.21488879032927852,0.2147605446889737,0.2145657133390431,0.20099704815183142,0.19355999262293455,0.17773388863483025,0.1730806312364773,0.16009352132902063,0.148326323299535],"twin_dists":[0.031177890177500372,0.06696098743842317,0.06764861217933955,0.07105900929578873,0.08196455367160202,0.12864953546049146,0.1421120485344751,0.14874318294571737,0.15432165043539164,0.1755382712886805,0.17614520329900943,0.18469421829552046,0.19827662013895894,0.19848117610537103,0.20996721834946097,0.22019768117267116,0.22775368943926652,0.22779789720836174,0.22786509195906776,0.2326504921312741,0.23536810282600995,0.24140364944884388,0.24325028388407688,0.2486000650779826,0.25372705738756884],"n_dims_used":42,"mean_confidence":0.9102814084007627},"coverage":{"mean_confidence":0.9102814084007627,"n_dims_used":42,"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}}