{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003703","489:4890003707","489:4890004683","489:4890003708","489:4890003907","489:4890004412","489:4890004134","489:4890004136","489:4890003844","489:4890004190","489:4890003964","489:4890003660","489:4890004075","489:4890004511","489:4890003644","489:4890004630","489:4890004558","489:4890004013","489:4890003771","489:4890004642","489:4890003830","489:4890003950","489:4890004600","489:4890003846","489:4890003889"],"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":[0.9391495526869112,0.8711632661699593,0.8399420735344746,0.8335130632822076,0.8259860020561842,0.790271124715057,0.7768613187026301,0.7523703272453981,0.746584290685639,0.7438888864936924,0.7437469504137378,0.7221214891779417,0.7201098877609906,0.7136271398852109,0.7073502709581383,0.6940238864943791,0.6936925157537674,0.6917488409687728,0.6786759885917434,0.6647812201145195,0.6537182742031334,0.6440609103611148,0.6331086501870257,0.628513410473085,0.6264688153242874],"twin_dists":[0.046020505282859836,0.06821214624980419,0.07670786763913574,0.07837920555059501,0.08030769830573116,0.0891092692098135,0.09229196291248805,0.0979716215442916,0.09929187043977228,0.09990439948896881,0.09993661160399234,0.10479863409872586,0.1052466588472558,0.10668612721581806,0.10807388278422111,0.11100263865928077,0.11107518507092899,0.11150045609060158,0.11435025705763993,0.11736188867091624,0.11974946000658343,0.12182780400407947,0.12417973784463396,0.1251653084828349,0.12560364137155736],"n_dims_used":45,"mean_confidence":0.9197803073459201},"coverage":{"mean_confidence":0.9197803073459201,"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}}