{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005556","490:4900005429","490:4900007293","490:4900006310","490:4900005684","490:4900006311","490:4900005958","490:4900007413","490:4900005028","490:4900005953","490:4900006074","490:4900005956","490:4900005291","490:4900005031","490:4900005164","490:4900006668","490:4900005300","490:4900005287","490:4900005029","490:4900006322","490:4900004745","490:4900005423","490:4900005954","490:4900003633","490:4900005955"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7944192959285088,0.7774354087379746,0.6812961403256755,0.6691653667384587,0.6362365008518609,0.6061391295619554,0.5608220515893368,0.5476177951528195,0.5423212147034339,0.5334646258903617,0.5256769425293646,0.5202599381708745,0.49933609917915356,0.49485480290015377,0.4941127721420087,0.48556043678782845,0.47409820130482344,0.43398806485349123,0.4194075281085527,0.4156038966363659,0.40667081630221785,0.3960328493306904,0.3762060476351199,0.35924257022511025,0.3360868911389721],"twin_dists":[0.08811270947682426,0.09215685589682684,0.11378045909609853,0.11641334489668159,0.12350851080696638,0.12995832442330177,0.1396801919113517,0.14252832274514085,0.14367391863847948,0.14559416800637714,0.14728802528313578,0.14846951365329694,0.15306201364362837,0.15405226282691425,0.15421647983259917,0.1561144837173623,0.1586746089555145,0.16780851727915053,0.17120908024672868,0.17210429242525893,0.17422082561915794,0.17676849227592187,0.18160320224624768,0.18583922193125513,0.1917912931076739],"n_dims_used":44,"mean_confidence":0.8984822359952059},"coverage":{"mean_confidence":0.8984822359952059,"n_dims_used":44,"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}}