{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003552","489:4890003435","489:4890002072","489:4890002550","489:4890003053","489:4890003490","489:4890002556","489:4890002808","489:4890003499","489:4890003426","489:4890003372","489:4890002652","489:4890002975","489:4890003492","489:4890002401","489:4890003551","489:4890002487","489:4890002059","489:4890002238","489:4890002322","489:4890003371","489:4890002893","489:4890003367","489:4890002635","489:4890003071"],"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":[0.9632744050939838,0.9513203246452041,0.9144218539035612,0.9094893401275518,0.9085771681596065,0.908317994554732,0.8992262639723841,0.8974337426528345,0.8965197581937847,0.8933893968900866,0.89151281352484,0.889537478248547,0.8873847978869457,0.8819137654866699,0.880062914764115,0.8747438177499451,0.8728082521219942,0.8725003380741029,0.8714440996472153,0.8704454657153317,0.8686945956630295,0.8649359695860321,0.863163665674145,0.8630293609420756,0.862217580037155],"twin_dists":[0.03552819071436994,0.04103065538892522,0.05493652957776874,0.056572826273408754,0.056871222246775426,0.05695577413509714,0.0598608946052219,0.06042053323155582,0.06070432648273653,0.0616685691981141,0.06224104387107232,0.06283929489359875,0.06348632957436197,0.06510871116353781,0.0656507196151166,0.06719024064883906,0.06774405383879442,0.06783185139991121,0.06813239835016849,0.06841567309789144,0.06891029633105102,0.06996361616066261,0.07045639070322374,0.07049363368856178,0.07071844772673773],"n_dims_used":45,"mean_confidence":0.9144466824001736},"coverage":{"mean_confidence":0.9144466824001736,"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}}