{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007261","470:4700007445","470:4700007453","470:4700007452","470:4700007451","470:4700007362","470:4700007543","470:4700007363","470:4700007542","470:4700007361","470:4700007364","470:4700007164","470:4700007263","498:4980005335","479:4790001493","468:4680006345","470:4700007265","470:4700007450","468:4680006486","498:4980005357","488:4880006097","498:4980005356","479:4790001570","470:4700007262","498:4980005380"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,498,479,468,470,470,468,498,488,498,479,470,498],"twin_sims":[0.7466932489401831,0.5967079667129052,0.5703110309352424,0.5629556564286851,0.5392912385858595,0.46492560756681933,0.4613583922402111,0.45435385032589604,0.4502783111696654,0.44064435563689813,0.43563038403006077,0.41544999448938824,0.3817585983557416,0.3793993425658059,0.3791582622369975,0.35740114891783,0.317362583150151,0.3118060231174403,0.3051789881707334,0.28887654745098157,0.28499664729650426,0.28102395801020313,0.27969519780669777,0.2791499362229226,0.265313176729281],"twin_dists":[0.09926707694043936,0.1319779725900159,0.13763918984182752,0.1392208970671757,0.14433018127030528,0.16073801630849288,0.16154424563311315,0.16313383118705224,0.1640628292443741,0.1662715229913053,0.1674284284166174,0.17214058816810193,0.18023722978306175,0.18081644178933773,0.1808757263767444,0.18630507304588842,0.1967682374877575,0.19827662013895894,0.20009581721863104,0.20467130181960136,0.20578266104212234,0.20693007282107861,0.2073160407977554,0.20747474635945623,0.21156744142618827],"n_dims_used":42,"mean_confidence":0.9126092819940477},"coverage":{"mean_confidence":0.9126092819940477,"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}}