{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001748","489:4890002656","489:4890002916","489:4890002665","489:4890002505","489:4890002742","489:4890002832","489:4890003534","489:4890002660","489:4890002833","489:4890003238","489:4890002306","489:4890003070","489:4890003331","489:4890002918","489:4890001745","489:4890001991","489:4890003512","489:4890003500","489:4890002999","489:4890003600","489:4890003427","489:4890002839","489:4890002085","489:4890002751"],"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":[0.759052834021576,0.7461738921339717,0.7005266794027976,0.6985706828634736,0.6898983142273732,0.6849073896470015,0.6847425284285882,0.6760156524604071,0.66990483728329,0.669295545692217,0.6544394100141416,0.6528641470103114,0.6439833910801392,0.6368055004956543,0.6359849009896628,0.6290982543981691,0.6202747010760491,0.6179451469488576,0.6174732501419725,0.6156658127100817,0.6121853583027002,0.6094198369497202,0.6066720677345387,0.5987520907959154,0.5968093528702199],"twin_dists":[0.09643718862946851,0.0993852337480128,0.10957633374239291,0.1100059007422052,0.11190495046166238,0.11299403546055288,0.11302996586087836,0.11492814171416482,0.1162532080379448,0.11638515700540598,0.11959406286905919,0.11993347633733029,0.12184446805202821,0.12338636884513816,0.12356251575733253,0.1250399063901778,0.12693101250201166,0.12743004934635957,0.1275311296691925,0.12791825745750043,0.12866362945411497,0.12925583225461448,0.12984420804976957,0.13154017863893552,0.13195625748651255],"n_dims_used":45,"mean_confidence":0.9141191270616319},"coverage":{"mean_confidence":0.9141191270616319,"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}}