{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001578","470:4700000890","488:4880006209","481:4810001312","481:4810001390","496:4960005233","488:4880006385","470:4700001881","481:4810001809","488:4880005567","470:4700007994","470:4700002221","470:4700001183","499:4990002782","470:4700000240","481:4810000981","470:4700002209","488:4880000634","499:4990002959","470:4700001566","470:4700002037","488:4880006205","470:4700001883","488:4880000864","488:4880004269"],"twin_admin_codes":[470,470,488,481,481,496,488,470,481,488,470,470,470,499,470,481,470,488,499,470,470,488,470,488,488],"twin_sims":[0.5938392153957833,0.5216647442431094,0.4888041527724775,0.4754950994512486,0.4694464225554103,0.46411135709843043,0.4631847890190457,0.4585973468479451,0.4528325005361061,0.44644397731722246,0.4242539642239985,0.42138890413895025,0.41897681449490615,0.4158313438851481,0.4117733010135733,0.4112799793723357,0.40763427067993774,0.40691905463054084,0.40224834330531856,0.40195672196316834,0.3905819226278981,0.39058179323341635,0.3876053447892368,0.38752573975490934,0.387487526587847],"twin_dists":[0.1325924607316953,0.14816284493977694,0.15539344013094075,0.15836154988004086,0.15971933640992064,0.16092185458271963,0.16113118835555462,0.1621697841828899,0.16348025341721148,0.16493971503628968,0.170073408763226,0.17074411781666865,0.17131027734059862,0.17205066265613542,0.17300942319222287,0.17312625566949866,0.17399157650949787,0.17416173553691908,0.17527625341599756,0.17534603176457728,0.17808605864316346,0.17808609002088613,0.1788091650161493,0.1788285394832929,0.17883784056503302],"n_dims_used":43,"mean_confidence":0.912060582360556},"coverage":{"mean_confidence":0.912060582360556,"n_dims_used":43,"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}}