{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001843","489:4890002513","489:4890002658","489:4890001682","489:4890003165","489:4890001939","489:4890003244","489:4890003093","489:4890003088","489:4890003000","489:4890003336","489:4890002439","489:4890002594","489:4890003530","489:4890003579","489:4890001763","489:4890003085","489:4890001859","489:4890002424","489:4890002012","489:4890003092","489:4890001675","489:4890003162","489:4890003338","489:4890001945"],"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":[0.6056446465582024,0.5963158300838218,0.5258532695952525,0.47916569318885827,0.445870367600629,0.43158720453931393,0.4175875699319072,0.38558681700085323,0.3790274829173798,0.37199796408908226,0.3703815650949466,0.36591890535637484,0.3655010022616169,0.34709158007139135,0.3433113149783706,0.32241233431573846,0.31691067193654077,0.31184138716811505,0.30604993885598264,0.29708343004142157,0.29441460241854955,0.29260747273591103,0.2921036735328559,0.28360879321959126,0.2803173851740488],"twin_dists":[0.13006420662450888,0.1320619623590295,0.14724961353147661,0.15754035769459146,0.1650711400837599,0.1683651991719647,0.17163698557180065,0.1793010225003315,0.1809078942423666,0.1826449898348262,0.18304670280940138,0.18416033225435946,0.18426496487407626,0.1889365024653887,0.18991164143404088,0.19541031295564193,0.1968903512873343,0.19826697208711414,0.1998554415112568,0.2023494752788268,0.20310030383587868,0.20361099424838774,0.2037536996815628,0.20618240411953398,0.20713517441678256],"n_dims_used":45,"mean_confidence":0.9170616997612847},"coverage":{"mean_confidence":0.9170616997612847,"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}}