{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002115","489:4890001962","489:4890002283","489:4890002692","489:4890002285","489:4890002129","489:4890002697","489:4890002284","489:4890002696","489:4890001793","489:4890002953","489:4890002200","489:4890001956","489:4890002524","489:4890002044","489:4890002443","489:4890002362","489:4890002861","489:4890002690","489:4890002614","489:4890002777","489:4890001949","489:4890002199","489:4890003108","489:4890002532"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8197355716477872,0.757258520801592,0.7555555086453146,0.7484918078847538,0.7372224147257791,0.7192771696418098,0.7013017936140955,0.6923237924799627,0.6903460061919182,0.6817091536567771,0.6774380281855663,0.6624463818753552,0.6587694483371906,0.6585224272109487,0.6373103640582746,0.6357531982586055,0.6184502191437534,0.6052328020073324,0.5921405176047363,0.5856102932351758,0.5793934060772613,0.5730699496331652,0.5679495062842219,0.556233513328405,0.5493225404171984],"twin_dists":[0.08188758201509852,0.09685024956658476,0.0972415702826593,0.0988574397294246,0.10141287382325673,0.10543192997823457,0.1094059729998911,0.11137470308311351,0.11180712732186976,0.11369058219114278,0.11461924988838208,0.11786646845733452,0.11866032216441331,0.1187136221052096,0.12327798453479669,0.12361224788403209,0.12732185953771827,0.1301523938815628,0.1329563778030921,0.13435586194217786,0.1356891418658162,0.1370465096466758,0.13814674937644875,0.14066876948859836,0.14216001161071062],"n_dims_used":45,"mean_confidence":0.9195713467068143},"coverage":{"mean_confidence":0.9195713467068143,"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}}