{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002487","489:4890002808","489:4890002556","489:4890001812","489:4890003301","489:4890001992","489:4890003435","489:4890003562","489:4890003499","489:4890003426","489:4890001896","489:4890002059","489:4890001910","489:4890003489","489:4890002555","489:4890003367","489:4890002908","489:4890003492","489:4890003552","489:4890002652","489:4890001734","489:4890003429","489:4890003372","489:4890002321","489:4890003373"],"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":[0.904391086267262,0.9026806137476625,0.8934608204776244,0.8924516960395121,0.8779777484529082,0.86738112363378,0.8661572473824005,0.8642463480499991,0.8607938366322446,0.8566646579240594,0.8538881262708954,0.853830326091907,0.852198451302859,0.8459687868240033,0.8451195878303513,0.8408256237802054,0.8390284240145387,0.8321865023443115,0.8284834787031026,0.8278949482061457,0.8266126882220468,0.8244697308332994,0.8216811671964211,0.8135201657708605,0.8129834263960913],"twin_dists":[0.058224745949345104,0.058770604261679626,0.06164669942176259,0.061955137045755816,0.06625738357501366,0.06927968483435774,0.06962261238383131,0.07015565093491986,0.07111152987273561,0.07224308126232311,0.07299710914239159,0.07301274920244537,0.07345337620034725,0.07511929905800496,0.07534447341980646,0.07647633228740829,0.07694681294206374,0.07872123295963335,0.07967106647365489,0.07982137271296094,0.0801482446058209,0.08069269224110612,0.08139780966830283,0.08344060604514844,0.08357391578902898],"n_dims_used":45,"mean_confidence":0.914111328125},"coverage":{"mean_confidence":0.914111328125,"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}}