{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005136","490:4900004998","470:4700005778","466:4660002660","490:4900001894","490:4900005395","470:4700006621","487:4870011833","470:4700004329","490:4900001893","470:4700004879","490:4900005137","466:4660003560","466:4660002470","490:4900002786","466:4660003561","496:4960004799","490:4900003894","490:4900004860","490:4900004859","487:4870007675","490:4900008643","490:4900002637","467:4670000646","470:4700005204"],"twin_admin_codes":[490,490,470,466,490,490,470,487,470,490,470,490,466,466,490,466,496,490,490,490,487,490,490,467,470],"twin_sims":[0.38821649365421956,0.308784034259848,0.2524772102106513,0.2491831680201172,0.24050867501698622,0.24032774291417183,0.22825780930896758,0.21851715419630122,0.21650278418344526,0.21379370189165559,0.21249186858523966,0.21147033293842551,0.20931207563786694,0.20822884985787568,0.2042677212259016,0.20215444180483946,0.19718770847572004,0.19645103913176307,0.19532739919238673,0.19474986120434912,0.1941176883872015,0.18979992412676241,0.1886252170351233,0.1866652351943591,0.18492400433267112],"twin_dists":[0.1786604846547897,0.19910340616451436,0.21548477257124923,0.21651031698010972,0.21925330163694634,0.2193111901661331,0.22323906062782317,0.22651024742029505,0.2271988416724077,0.22813175433101482,0.22858290211770965,0.2289382254755396,0.2296927853709274,0.23007349291350027,0.2314772764901301,0.23223383693995908,0.23403362208073614,0.2343032250175078,0.23471580205190318,0.23492850272417234,0.23516182750284764,0.2367697600997542,0.2372116330274824,0.23795320254687874,0.23861660574940247],"n_dims_used":45,"mean_confidence":0.9168919881184896},"coverage":{"mean_confidence":0.9168919881184896,"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}}