{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001925","489:4890003004","489:4890001841","489:4890002413","489:4890001767","489:4890001683","489:4890003078","489:4890001851","489:4890003181","489:4890002923","489:4890002092","489:4890001678","489:4890003086","489:4890003326","489:4890003258","489:4890001749","489:4890003182","489:4890002016","489:4890002749","489:4890002173","489:4890003253","489:4890003021","489:4890001757","489:4890003175","489:4890002661"],"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":[0.7785468819095596,0.7647424891041464,0.7543114735991829,0.7404625531095078,0.7335640557077981,0.6992202917624905,0.6893638764611207,0.679180558530651,0.6735862736417878,0.6685623771139514,0.6651104582147864,0.6637698909737517,0.6590367027535207,0.6533652734464196,0.6398206788680936,0.6378855542995004,0.6331876747857876,0.6266510279072701,0.625257052116256,0.6174476465133794,0.6170593243401119,0.6132591570818261,0.6115956381536336,0.6109745723181874,0.609322532513778],"twin_dists":[0.09189500028225003,0.09512206717160655,0.09752698926715705,0.10068082962903885,0.10223693843101524,0.10986328972710471,0.11202169920965822,0.1142405798542693,0.1154553065455913,0.11654389391430084,0.11729070569328505,0.11758049395383087,0.11860265201459919,0.11982551689035469,0.12273892589681584,0.12315449095827102,0.12416278340067195,0.12556458168525786,0.12586337926735372,0.12753661388482707,0.12761979023661574,0.12843367621955393,0.12878991426111608,0.12892290932482336,0.12927666820275271],"n_dims_used":45,"mean_confidence":0.9178573608398437},"coverage":{"mean_confidence":0.9178573608398437,"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}}