{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002863","489:4890002864","489:4890002375","489:4890003032","489:4890002459","489:4890003113","489:4890002537","489:4890002787","489:4890002622","489:4890003033","489:4890002376","489:4890002536","489:4890002455","489:4890002873","489:4890002295","477:4770000036","489:4890003030","489:4890003346","489:4890002782","489:4890003193","489:4890002700","489:4890003029","489:4890003114","489:4890003115","489:4890002949"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6381610202631512,0.6110023702615089,0.472525950271873,0.42717083926650423,0.42212249077934405,0.4043294906603928,0.3968039198093844,0.3873561841958172,0.3740256397319432,0.3660613308348539,0.35904736393088404,0.3293608170658954,0.3209234572277627,0.29225267279645384,0.2836283366896714,0.27708917335788813,0.27437617369496936,0.27177012546230755,0.2231242096676777,0.2130414531904101,0.20691238775992596,0.2066747110337617,0.2033913480897557,0.18368299995983423,0.17885544170313164],"twin_dists":[0.12309534389832318,0.12891695671700315,0.1590273309360799,0.16939250656742372,0.1705722038360921,0.17477894172528788,0.1765827924747639,0.1788698125989415,0.1821422827668844,0.18412468615865796,0.1858885480250554,0.1935610441979021,0.1958094378529338,0.203711479164347,0.20617676684671477,0.20807626878300464,0.20887235509166946,0.20964161743249865,0.22495121029521664,0.2283922171948578,0.23053799413357015,0.2306220708443934,0.2317903658676494,0.23909211162354307,0.24096372036192237],"n_dims_used":45,"mean_confidence":0.9197533501519097},"coverage":{"mean_confidence":0.9197533501519097,"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}}