{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001980","493:4930003796","496:4960012272","470:4700006235","466:4660001989","470:4700008413","470:4700006797","488:4880005228","470:4700006777","470:4700006776","496:4960007712","470:4700007418","496:4960005735","466:4660001309","496:4960012600","496:4960006403","466:4660001020","470:4700006898","498:4980003945","496:4960008349","493:4930001778","488:4880004938","493:4930002753","470:4700007329","469:4690004159"],"twin_admin_codes":[489,493,496,470,466,470,470,488,470,470,496,470,496,466,496,496,466,470,498,496,493,488,493,470,469],"twin_sims":[0.4552272605919421,0.34419521932795816,0.33624544104830145,0.31426734050777255,0.3023043736936254,0.28757149640580737,0.2873098175793536,0.27780969653149495,0.2744581145247956,0.2726292622591201,0.2693441047057708,0.23898380565668528,0.23137531685296886,0.2255640338252419,0.21797821161574657,0.21422140457456365,0.21194957640687917,0.21006254531685428,0.19945522990213077,0.19817764712246652,0.19548688647054424,0.19502093923427868,0.19224844343051326,0.18578708150700435,0.18296918035920642],"twin_dists":[0.16293514155695543,0.18968312567957124,0.19174980937943314,0.1976066040746056,0.20089202229765343,0.20504411687887605,0.20511899268438968,0.20786564405574162,0.20884824044404446,0.2093875151779673,0.21036183430448888,0.21974206657811857,0.2222117286595353,0.22413425780886118,0.22669406063692424,0.22798394029037425,0.2287713844825459,0.22942981278134228,0.23320811184865842,0.23367242413210457,0.23465714161787674,0.23482861332389207,0.23585484143070118,0.2382872299319475,0.23936664675039535],"n_dims_used":43,"mean_confidence":0.9142774537552235},"coverage":{"mean_confidence":0.9142774537552235,"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}}