{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003053","489:4890002400","489:4890002557","489:4890001734","489:4890003426","489:4890003371","489:4890003487","489:4890002896","489:4890002977","489:4890003214","489:4890002976","489:4890002322","489:4890003499","489:4890002395","489:4890003372","489:4890001896","489:4890002550","489:4890002059","489:4890003365","489:4890003290","489:4890001661","489:4890003490","489:4890002239","489:4890001832","489:4890003429"],"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":[0.9173445860392762,0.9064686288827951,0.902787242356509,0.8870004796552339,0.8772963048971328,0.8754744075266347,0.8752503979227568,0.8678930239229005,0.8652358753892223,0.8618621135844522,0.8577814460839793,0.8479200880956539,0.8452600194662857,0.8397826448632516,0.8391553333660775,0.8385340926463062,0.8355595896956055,0.8333531524092601,0.8286925333182918,0.8268241126428688,0.8239943956291637,0.8237964306088845,0.8220632372709112,0.8213193639091173,0.8095705627933516],"twin_dists":[0.053947836618670364,0.05755619279651697,0.05873669433707913,0.06360131622335184,0.06645475397304208,0.06698033127815393,0.06704474381140288,0.06913589108419614,0.06987998642705791,0.07081673212253642,0.07193825972538694,0.07460017759244295,0.07530726731194406,0.076749597600028,0.0769136513969784,0.07707589396563981,0.07784967784830249,0.07842048555470695,0.07961763294672937,0.0800944055894327,0.08081315142995166,0.08086328715844085,0.0813014199012742,0.08148902262163962,0.08441868474592348],"n_dims_used":45,"mean_confidence":0.9141564263237847},"coverage":{"mean_confidence":0.9141564263237847,"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}}