{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004200","498:4980003434","498:4980003491","498:4980004564","498:4980003850","498:4980003731","498:4980003496","498:4980004137","498:4980004136","498:4980004655","498:4980004076","498:4980003436","498:4980003791","498:4980003494","498:4980003552","498:4980003789","498:4980003560","498:4980003444","498:4980003670","498:4980003374","498:4980004075","498:4980003614","498:4980003732","498:4980003970","500:5000006603"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500],"twin_sims":[0.8669602436777278,0.8433236285934023,0.7993609215841905,0.7987888338180614,0.7277383708334609,0.7252376731139865,0.7126928685315693,0.7068747687055279,0.7048939636276076,0.6852915075845801,0.6602299541297004,0.6411759257766613,0.6335353882825125,0.6331121808256657,0.6305306117437116,0.6260037165393105,0.6205034863308578,0.6136911690886772,0.6120869701786203,0.6040395022314937,0.6005166378892345,0.5953132775082313,0.5952101736506724,0.591856828373051,0.5852534332494196],"twin_dists":[0.06939775102458988,0.07581922928823955,0.08691751816126904,0.08705634354624617,0.10354404689063307,0.1041032692588613,0.10689304837286166,0.10817878394274012,0.10861543895057847,0.11291030873880745,0.11834510616495482,0.12244779966538893,0.12408818034399317,0.12417898036303061,0.12473274136204247,0.1257033379258367,0.12688199765070746,0.12834115867887402,0.12868469879645836,0.1304079139520128,0.13116229283025535,0.1322767024575399,0.13229878733712444,0.1330171578999068,0.13443236678967257],"n_dims_used":44,"mean_confidence":0.9274324937300249},"coverage":{"mean_confidence":0.9274324937300249,"n_dims_used":44,"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}}