{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002598","489:4890002940","489:4890003096","489:4890002019","489:4890002001","489:4890001665","489:4890002678","489:4890002587","489:4890002018","489:4890002102","489:4890001836","489:4890002507","489:4890002516","489:4890002188","489:4890002171","489:4890002508","489:4890002105","489:4890001932","489:4890002267","489:4890001919","489:4890001749","489:4890003099","489:4890002006","489:4890002596","489:4890001830"],"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":[0.7795506086852719,0.7643210961248265,0.7194849062851073,0.7121436234353569,0.6984940654396024,0.6901707853062605,0.6897547210942906,0.6684600770217431,0.6511606232979643,0.647894292703641,0.6183946297334407,0.6103498909368749,0.6059855661343796,0.6026749275351515,0.5906229145917368,0.575697948114813,0.5677719166956021,0.5533810333637967,0.5523960360719097,0.5489165951526659,0.5462505520836802,0.5433532853441271,0.542707928858826,0.5381107568885737,0.5367743334995398],"twin_dists":[0.09165820849023835,0.0952197538234679,0.10538572116185797,0.10701463406778372,0.11002271739369489,0.11184541667427586,0.11193632167460082,0.11656603934997063,0.12030036651438764,0.12100340179959851,0.12733376732997972,0.12905667660162504,0.12999120649298543,0.13070011411346671,0.1332815386957975,0.1364822249087601,0.1381849282136246,0.14128392207819457,0.14149645488909762,0.14224769895172445,0.142823856703544,0.14345053702885813,0.14359020909539705,0.14458605010927528,0.1448758502067982],"n_dims_used":45,"mean_confidence":0.9178700764973958},"coverage":{"mean_confidence":0.9178700764973958,"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}}