{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000764","493:4930002438","496:4960010746","496:4960005500","488:4880004741","470:4700006523","496:4960006448","496:4960006165","493:4930003949","470:4700005373","488:4880003126","496:4960004542","496:4960002210","466:4660001999","470:4700007103","466:4660002685","496:4960004439","470:4700005527","496:4960004422","488:4880001218","470:4700002807","496:4960005504","478:4780001688","488:4880002159","470:4700006845"],"twin_admin_codes":[493,493,496,496,488,470,496,496,493,470,488,496,496,466,470,466,496,470,496,488,470,496,478,488,470],"twin_sims":[0.415457357917928,0.34643769224560034,0.28178669976444015,0.2698838024316551,0.25920892820407043,0.2586447887822531,0.24948504715661857,0.24704183039242283,0.24249773807319003,0.2351589310879806,0.23374555882667847,0.23026480608984798,0.22535646497132975,0.2211082888029735,0.2180183899453686,0.21455898428078587,0.21429967363543137,0.2110245387469597,0.20971962651247647,0.2029435796957574,0.19958837505823615,0.1967550314706343,0.19602192672808297,0.19479261982059473,0.19340927489219467],"twin_dists":[0.17213885147103536,0.18910477260236022,0.20670901718928747,0.21020126782374318,0.21341511224982243,0.2135872423956847,0.216415972783885,0.217181646144659,0.21861876229427632,0.2209770561915401,0.22143673291882357,0.222576629055214,0.22420353090160586,0.22563072684726046,0.22668034678495916,0.22786741345782457,0.2279569120908985,0.22909365198864112,0.2295498958023016,0.23195069099452034,0.2331598411020705,0.23419188657775022,0.23446059253549417,0.23491274021454883,0.2354239198248142],"n_dims_used":45,"mean_confidence":0.9290052625868056},"coverage":{"mean_confidence":0.9290052625868056,"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}}