{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003429","489:4890003499","489:4890002059","489:4890003372","489:4890003426","489:4890003493","489:4890003301","489:4890001734","489:4890001895","489:4890002632","489:4890003562","489:4890001812","489:4890001811","489:4890002550","489:4890002487","489:4890003490","489:4890001992","489:4890003053","489:4890001813","489:4890002322","489:4890003435","489:4890002556","489:4890002239","489:4890002074","489:4890002321"],"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":[0.9524741926220904,0.9501504632020138,0.9399793721166045,0.9312465312380511,0.9294135359519131,0.926316069054997,0.9249126322832356,0.9221796805438681,0.9153569700275461,0.910619545807168,0.9084459231259441,0.9077660550863055,0.9007610201128853,0.8952226253717819,0.8905752752403138,0.8838162454299501,0.8804891590028294,0.8775522596777745,0.8761225443874285,0.872505408464603,0.8715270319880044,0.8662060774319534,0.8585827571648464,0.8582079867768868,0.8575053588264391],"twin_dists":[0.04052927546895603,0.04153341618646273,0.04569565078149034,0.049020087082043355,0.04969341338855309,0.0508138891012036,0.05131472230793536,0.052278375011295265,0.05462180602596757,0.056201326732935854,0.05691405185052671,0.057135500079059015,0.05937843806891089,0.06110531779748992,0.06252553537384371,0.06454803963060454,0.06552619364563447,0.06638067117492016,0.06679370688571504,0.06783040631558741,0.06810883522738692,0.06960895340724393,0.07171899344105843,0.07182160135401354,0.07201369938559282],"n_dims_used":45,"mean_confidence":0.9139809502495659},"coverage":{"mean_confidence":0.9139809502495659,"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}}