{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002826","466:4660000976","470:4700002448","496:4960000157","466:4660000756","466:4660002189","496:4960012065","466:4660010740","466:4660010905","466:4660000560","496:4960012201","466:4660002358","466:4660009059","496:4960000995","466:4660000681","466:4660000977","490:4900001349","496:4960000819","470:4700001224","490:4900002203","466:4660011723","466:4660000197","466:4660010240","466:4660001429","466:4660011077"],"twin_admin_codes":[466,466,470,496,466,466,496,466,466,466,496,466,466,496,466,466,490,496,470,490,466,466,466,466,466],"twin_sims":[0.4571730942769849,0.4547422356951836,0.44034002051446314,0.4251321825099633,0.42077050958902057,0.4187443404919552,0.40857631965020114,0.404533546287885,0.3970994985874221,0.3938400035090476,0.38833363295420253,0.3754456066970637,0.37230055394785067,0.3721891962708721,0.3693907212238307,0.367138628584159,0.36447716734335395,0.3609150420358291,0.3608658637954076,0.35821474653499746,0.34861557739236443,0.34808076137752997,0.3474744286072436,0.34652228814894726,0.3457598353429737],"twin_dists":[0.1624929875914866,0.16304546128022487,0.16634159623076994,0.16986819767753572,0.17088913483504933,0.17136491598793752,0.1737676526011287,0.17473024242883056,0.176511651076361,0.17729751639646413,0.178631999608102,0.18179103817358613,0.18256988524752976,0.18259752137067667,0.18329338095374148,0.18385528644260388,0.18452156270801004,0.1854171701131551,0.18542956609181555,0.186099094006656,0.1885449675715389,0.18868226601239496,0.18883805863968284,0.18908299342918303,0.1892793881269799],"n_dims_used":45,"mean_confidence":0.9233618842230903},"coverage":{"mean_confidence":0.9233618842230903,"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}}