{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003450","489:4890003523","489:4890003172","489:4890003245","489:4890002648","489:4890003246","489:4890002746","489:4890002345","489:4890002993","489:4890003452","489:4890002061","489:4890002260","489:4890003522","489:4890003518","489:4890001993","489:4890002831","489:4890002473","489:4890003587","489:4890003261","489:4890003514","489:4890003573","489:4890002500","489:4890001975","489:4890001976","489:4890002262"],"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":[0.8974191499210372,0.8795547147252034,0.8686236111629106,0.8267805041412571,0.817062094866424,0.8070499528776821,0.7959299161914659,0.7954772391047077,0.7871445103964886,0.7787740798920982,0.7765765980258804,0.7717636797355195,0.7631633938466732,0.7573712323098314,0.7562464167017783,0.7543866118904088,0.7506782667862935,0.7493741124202835,0.7457986997792998,0.7449207282849123,0.7381746376828404,0.7325296427072971,0.7291861070922799,0.7271816863519971,0.7259532441097195],"twin_dists":[0.06042507248636107,0.06579895932468337,0.0689302956272068,0.08010551228538115,0.08255772581381995,0.08503947245630882,0.08774829041651024,0.08785757927074546,0.08985652003547852,0.0918414281715154,0.09235893307842948,0.09348742151373118,0.09548789267130278,0.09682432587480276,0.0970828963475905,0.09750976065844359,0.09835849043468829,0.09865622667439825,0.09947055605460083,0.09967009713099814,0.10119795481526822,0.102469484246902,0.10321979266104055,0.1036686306311383,0.10394335940969275],"n_dims_used":45,"mean_confidence":0.9141611735026042},"coverage":{"mean_confidence":0.9141611735026042,"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}}