{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002886","489:4890003212","479:4790000207","489:4890003050","489:4890003420","489:4890003039","489:4890003217","489:4890002966","489:4890002962","489:4890003131","489:4890003354","489:4890003043","489:4890002967","470:4700007642","479:4790000136","489:4890002963","489:4890003296","489:4890003132","489:4890002964","489:4890003045","470:4700007648","489:4890002643","470:4700007649","489:4890003142","489:4890002882"],"twin_admin_codes":[489,489,479,489,489,489,489,489,489,489,489,489,489,470,479,489,489,489,489,489,470,489,470,489,489],"twin_sims":[0.8402067418516094,0.7943021454447748,0.7447229997670335,0.685144409360667,0.6814135542369187,0.6798105410766709,0.6776413325783811,0.6744374960829433,0.6666380236096388,0.6608994467768293,0.6521718434264133,0.6486351117940835,0.6447020642690836,0.6442893264444893,0.6355604257027159,0.6267222044925691,0.6243834320258351,0.6118966605794715,0.6114144948764428,0.6068748256979396,0.606425211286367,0.6017073635405351,0.5986498126857799,0.5976196766416723,0.5916212594901258],"twin_dists":[0.07663855886250508,0.08814093655357216,0.09971501321255544,0.11294237373029233,0.11375491003296605,0.1141036085293378,0.11457508411479295,0.11527065336432382,0.11696033314780693,0.11820056446072981,0.12008259825729127,0.12084399894252693,0.1216899668483178,0.12177870060609138,0.12365362269430503,0.1255493238242318,0.1260506168319366,0.12872545250188744,0.12882870451344006,0.12980079212250092,0.12989706663919254,0.13090730614872434,0.1315620827611618,0.13178270466168768,0.13306762929914506],"n_dims_used":44,"mean_confidence":0.9125057567249645},"coverage":{"mean_confidence":0.9125057567249645,"n_dims_used":44,"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}}