{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003299","489:4890003369","489:4890003434","489:4890003433","489:4890003370","489:4890002904","489:4890003431","489:4890003368","489:4890002635","489:4890003551","489:4890002072","489:4890002905","489:4890003489","489:4890002640","489:4890002488","489:4890003071","489:4890002906","489:4890003300","489:4890003552","489:4890003435","489:4890002550","489:4890003137","489:4890003490","489:4890002238","489:4890002322"],"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":[0.9475259420184193,0.9331119865708505,0.9294939339559682,0.926372548742266,0.9136977082130726,0.913196903077916,0.9099645350969076,0.9031858435517164,0.8953305666922611,0.8888435045062213,0.88786479867886,0.8877026823918057,0.8873847978869457,0.8788064904813556,0.8759105683962192,0.8722432801972141,0.869933176709077,0.8565148830029137,0.8556296804854079,0.8474584069222805,0.8467404903633005,0.8445833460459996,0.84061222035823,0.8376186100681355,0.8363237257248388],"twin_dists":[0.042641954851887445,0.04832659404927761,0.049664044013236715,0.05079364625308347,0.05517923504645124,0.05534657485474097,0.05641687115533466,0.05860979337398016,0.06107202751356998,0.06304843750569118,0.06334249202733454,0.0633910997648939,0.06348632957436197,0.06601676248665188,0.066854785332849,0.06790508475688545,0.06856066156098506,0.07228389393081247,0.07252478203230375,0.07472322014324624,0.07491428324847588,0.07548643396148018,0.07653229674814671,0.07731457819994193,0.07765137036341592],"n_dims_used":45,"mean_confidence":0.9142623901367187},"coverage":{"mean_confidence":0.9142623901367187,"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}}