{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002809","489:4890003491","489:4890002988","489:4890002553","489:4890002262","489:4890002471","489:4890003237","489:4890002549","489:4890002810","489:4890003450","489:4890002552","489:4890003554","489:4890001975","489:4890003151","489:4890001894","489:4890002473","489:4890001976","489:4890002907","489:4890003533","489:4890002061","489:4890003171","489:4890001906","489:4890003536","489:4890002565","489:4890002106"],"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":[0.8206880245004696,0.803300355592955,0.7831454035146087,0.7550170852703241,0.7156221927242867,0.6627116518007683,0.6604224604050765,0.6527665556748842,0.6501808027843651,0.5980442375965204,0.5951976525302837,0.5908496038104201,0.5866732064233392,0.5809073648935252,0.5700334251045478,0.5655373037578614,0.5572223997527501,0.5516600075154887,0.5476866175089556,0.5474713798754376,0.5451786612002084,0.535676167257877,0.5332346030010147,0.5283322101368272,0.5227034486643556],"twin_dists":[0.08164803936705842,0.0859581911580418,0.09080760620816826,0.09736514572761183,0.10624382653252988,0.11780916070758997,0.1183035476509749,0.11995449911570015,0.12051131940465581,0.13169177615189262,0.13230146937458986,0.13323296579049876,0.13412800894514673,0.13536435654408252,0.13769884307880206,0.13866545433976324,0.14045562080239316,0.14165530664696635,0.14251344990625758,0.14255996483936423,0.14305563876412986,0.1451140907850535,0.14564412407896798,0.14670989161146575,0.14793621925175116],"n_dims_used":45,"mean_confidence":0.9141890631781684},"coverage":{"mean_confidence":0.9141890631781684,"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}}