{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002049","489:4890003270","489:4890003346","489:4890003032","489:4890002541","489:4890002700","489:4890003191","489:4890002376","489:4890002622","489:4890003114","489:4890002787","489:4890002459","489:4890002379","489:4890003115","489:4890002295","489:4890002954","489:4890003031","499:4990002067","489:4890002296","489:4890002773","489:4890002873","489:4890002214","499:4990000665","499:4990003667","489:4890003033"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499,489,489,489,489,499,499,489],"twin_sims":[0.8047015692805173,0.5881841031495542,0.5830447198465648,0.4708611754569952,0.4688909444463715,0.43794546472286733,0.42712932994811653,0.3661164729430783,0.3658069519370879,0.3655047962946985,0.3650580574622344,0.36361441092912866,0.35378853146276945,0.33824889540606085,0.33646651852213716,0.33539439625488854,0.3353933962517746,0.33448813719235376,0.33104142631110217,0.32702593558436693,0.3269197442364293,0.32562846444009824,0.3214529653789593,0.31979977379483626,0.3184765775939331],"twin_dists":[0.08561552213244304,0.1338041672916159,0.13490594938879605,0.1594012362726132,0.15984432152303804,0.1668936064791072,0.16940218279779434,0.18411088712256315,0.18418835673150763,0.1842640146712225,0.18437593306289182,0.18473807284721083,0.1872226133513052,0.1912265245204046,0.1916919833200974,0.1919726050354799,0.19197286700715394,0.19221019261995775,0.19311700909325957,0.19418001869003057,0.19420822777943367,0.19455165487919904,0.19566737360484046,0.19611135191016352,0.19646763625996536],"n_dims_used":45,"mean_confidence":0.9197430080837674},"coverage":{"mean_confidence":0.9197430080837674,"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}}