{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001999","491:4910002050","491:4910001298","491:4910001438","491:4910001608","491:4910001554","491:4910001899","491:4910001373","491:4910001896","491:4910003023","491:4910001725","491:4910002628","491:4910002103","491:4910001785","491:4910001095","491:4910001241","491:4910001665","491:4910001903","491:4910001483","491:4910001885","491:4910001100","491:4910001716","491:4910001657","491:4910001734","491:4910001492"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6745298729261964,0.5385226262437225,0.5349310486933159,0.4748909023526693,0.45677314977327255,0.4313457091123006,0.42912988843623173,0.408107400610665,0.3826891271559009,0.3825386692049471,0.33668272208518746,0.33475548411579026,0.3270234076779534,0.32119964736478523,0.29953293713537943,0.29529233033049584,0.28954249886785266,0.2795197562672847,0.27706613354698095,0.25587429753302177,0.25266106709495256,0.2510989366576337,0.2467768330747643,0.24340234668359922,0.2397203415531683],"twin_dists":[0.11525061056560798,0.14449676540452028,0.14527579505404492,0.15849691944295055,0.16258381163162425,0.16842126328374663,0.16893627164607936,0.17387908552876696,0.18000925323424993,0.1800460968993917,0.19163545197986293,0.19214006784554827,0.1941806901542517,0.19573532113764477,0.20166383236543237,0.2028529289107027,0.20448144667726414,0.2073670848315432,0.20808300933582236,0.2144360314871777,0.21542778394727907,0.21591282928575078,0.217264984566116,0.21833129388339584,0.21950573314737215],"n_dims_used":45,"mean_confidence":0.8990155537923177},"coverage":{"mean_confidence":0.8990155537923177,"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}}