{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005676","490:4900004186","490:4900008427","493:4930006928","496:4960012397","466:4660002261","466:4660001950","488:4880003022","490:4900002780","466:4660000411","470:4700007035","466:4660001570","470:4700003793","469:4690002323","490:4900003353","490:4900006056","470:4700002629","496:4960012120","490:4900006167","493:4930007081","490:4900007515","487:4870006154","466:4660010417","490:4900005142","469:4690001595"],"twin_admin_codes":[490,490,490,493,496,466,466,488,490,466,470,466,470,469,490,490,470,496,490,493,490,487,466,490,469],"twin_sims":[0.5566811072698915,0.428399262144661,0.29233391552448584,0.28499557725583025,0.27857675745673166,0.266998761562314,0.26199217657669316,0.2590231383026497,0.25077336506172854,0.24247797616894043,0.23294458644393798,0.2295378290089602,0.22643680257531132,0.224889940693888,0.2244556356349179,0.22072015972405806,0.21967709076510517,0.21925570972143077,0.2145368320060753,0.21151068976955914,0.21020852808843757,0.21005878744309134,0.20973817776481143,0.20829487743675837,0.20702241252588852],"twin_dists":[0.14057228636862396,0.16910632404577153,0.2036884635605192,0.2057829687934528,0.20764178097205285,0.21106192663056694,0.212569318012027,0.21347177435556258,0.21601416223454978,0.21862505000873428,0.2216980460207076,0.22281613381727722,0.22384344617723687,0.22435938149872017,0.22450466202990718,0.22576203016953844,0.22611566579720746,0.2262588472111837,0.22787505625317622,0.22892416600755208,0.22937873308485718,0.22943112798813967,0.22954339612656788,0.23005024849578315,0.2304990958586025],"n_dims_used":45,"mean_confidence":0.915917714436849},"coverage":{"mean_confidence":0.915917714436849,"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}}