{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008469","470:4700008283","470:4700008007","470:4700008098","470:4700007278","489:4890003199","489:4890002968","470:4700008104","470:4700008296","470:4700007460","470:4700008468","470:4700008114","489:4890003131","470:4700008099","470:4700008295","489:4890002879","489:4890003038","489:4890002883","470:4700008282","470:4700008020","489:4890002967","470:4700008471","470:4700008196","470:4700008297","489:4890003050"],"twin_admin_codes":[470,470,470,470,470,489,489,470,470,470,470,470,489,470,470,489,489,489,470,470,489,470,470,470,489],"twin_sims":[0.8521440472741365,0.8515137784900387,0.8415853169757985,0.7967600754091397,0.7893826400286567,0.7887173948094626,0.7806355371279317,0.7802602060854803,0.7792697644071155,0.7752280497064578,0.7709556591185596,0.7610478417702625,0.7593977741955144,0.7561181123212289,0.7549708548899334,0.753109301055807,0.7508494883390194,0.7453324952434418,0.7445417056614547,0.7430393582214244,0.74170088652046,0.740393829953287,0.7388844307065128,0.7326374599664033,0.7297770039021108],"twin_dists":[0.07346803494502584,0.07363771136452985,0.07627688713110924,0.08754767424061849,0.08932194836687607,0.08948101541757926,0.09140191434701245,0.09149062020528881,0.09172449403449377,0.09267580516722423,0.09367623009631236,0.09597699236278662,0.09635769079396436,0.09711237136318207,0.09737575301906315,0.09780245803283563,0.09831937237798952,0.09957653327027671,0.09975618874919812,0.1000971352168223,0.10040049448741672,0.1006963780941867,0.10103763618574506,0.10244525523996131,0.10308733996629464],"n_dims_used":42,"mean_confidence":0.9084281921386719},"coverage":{"mean_confidence":0.9084281921386719,"n_dims_used":42,"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}}