{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003492","489:4890002556","489:4890002550","489:4890002555","489:4890003562","489:4890003067","489:4890003552","489:4890003489","489:4890003435","489:4890002635","489:4890003499","489:4890003551","489:4890003430","489:4890002905","489:4890002906","489:4890001990","489:4890002719","489:4890003490","489:4890002893","489:4890003561","489:4890002487","489:4890002072","489:4890003301","489:4890001896","489:4890003372"],"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":[0.9570918692336611,0.9103913754137014,0.9073177952640019,0.9031551310813197,0.9027118271996164,0.9026806137476625,0.9021596891527464,0.8974337426528345,0.8968448765731031,0.8923947530544357,0.8860843697998724,0.8850408231807516,0.8820511307668506,0.8816528875866597,0.8687291547437186,0.867023576279087,0.8553433408077296,0.855119489192942,0.8496135004507831,0.8451322802017213,0.8441444670980429,0.839029477942157,0.838096008671571,0.8362769611527568,0.8346752822885515],"twin_dists":[0.03846385716993535,0.056276486869585585,0.057281130351078464,0.05861957894698606,0.05876067940177555,0.058770604261679626,0.05893604512229233,0.06042053323155582,0.060603496010452694,0.0619725062076641,0.06387477823814297,0.06418520338370921,0.06506835031774126,0.06518531113485507,0.0689005580862974,0.06937999400215117,0.07260258510361603,0.07266336926579814,0.07414769548461463,0.07534111119055341,0.07560248797489723,0.07694653758788501,0.0771901705893791,0.07766351597237452,0.07807876887961561],"n_dims_used":45,"mean_confidence":0.9142281426323785},"coverage":{"mean_confidence":0.9142281426323785,"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}}