{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002598","489:4890002678","489:4890002597","489:4890002681","489:4890001767","489:4890002765","489:4890002856","489:4890002018","489:4890001925","489:4890002516","489:4890002596","489:4890001749","489:4890003099","489:4890003180","489:4890002507","489:4890003181","489:4890003021","489:4890002105","489:4890002019","489:4890003019","489:4890002104","489:4890002186","489:4890002683","489:4890002346","489:4890002940"],"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":[0.7738774420624992,0.7651441313265492,0.7194849062851073,0.7191607362560941,0.6875795779552729,0.6751953001633818,0.654568007215832,0.6494156638200606,0.6339959135947404,0.6081373536256091,0.6080571076311055,0.6011834338108742,0.5950988402268816,0.5858423042098179,0.5843870146107606,0.5784896978392592,0.5763123653796122,0.5726509134129304,0.5689312318540636,0.5578313284420362,0.5515860870630127,0.5496985248351752,0.5447326760514741,0.5433318351017242,0.538532022335805],"twin_dists":[0.09299262906193786,0.09502891580436461,0.10538572116185797,0.10545782633125386,0.11241125772428809,0.1151062123374341,0.1195663483207752,0.12067601615525544,0.12398936712314053,0.12953045022255114,0.1295476331577056,0.13101950143255492,0.13232263514848575,0.1343061242904618,0.1346181255823941,0.1358830455255383,0.13635033287237472,0.13713650910415293,0.13793571939732124,0.14032439713495554,0.14167126222711243,0.14207880560614278,0.1431521006084616,0.14345517894154083,0.14449472868067476],"n_dims_used":45,"mean_confidence":0.9177402072482639},"coverage":{"mean_confidence":0.9177402072482639,"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}}