{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002178","498:4980001827","498:4980001736","498:4980002255","498:4980001916","498:4980002972","498:4980000974","498:4980001999","498:4980002973","498:4980001542","498:4980001826","498:4980001914","498:4980001825","498:4980002090","498:4980001818","498:4980000442","498:4980001634","498:4980001915","498:4980000970","498:4980003035","498:4980002345","498:4980001732","498:4980001807","498:4980000625","498:4980001448"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6300397635333294,0.5499798621157557,0.5175314408854584,0.5123617216894661,0.5013128674111718,0.47439653028820056,0.47382975312965864,0.44551988917928004,0.4298027369890994,0.42860365617564616,0.4257743129778279,0.4215524777927989,0.4213100605345694,0.41282414780465604,0.4058368071811627,0.40316421036940614,0.4008334237350628,0.39828390714808176,0.396949643368717,0.3959565636920388,0.3833099210777442,0.3797964369275255,0.37936389967928974,0.37044783031699996,0.3680469334479846],"twin_dists":[0.12483800882022074,0.1420180476906727,0.14906570240195557,0.15019740660042188,0.1526259962185301,0.15860772494112715,0.15873480570160486,0.165151473141379,0.1687797716599015,0.16905873961682452,0.16971826412339988,0.17070577388078728,0.17076260209250493,0.17276075639615618,0.174419468777756,0.1750572553704992,0.17561502544579655,0.1762268247146235,0.17654771595221264,0.1767868734675409,0.17985730855028242,0.18071883118911442,0.18082515648257977,0.18303021728422278,0.18362845437778302],"n_dims_used":45,"mean_confidence":0.9294726901584202},"coverage":{"mean_confidence":0.9294726901584202,"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}}