{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004031","490:4900002657","490:4900000267","490:4900000559","490:4900000666","490:4900001034","490:4900001742","490:4900000032","480:4800004630","480:4800004450","490:4900001318","480:4800003970","490:4900007015","480:4800003888","490:4900001474","490:4900004307","490:4900006415","490:4900001220","490:4900002804","490:4900005805","490:4900000418","490:4900001874","490:4900001880","490:4900000664","490:4900001198"],"twin_admin_codes":[490,490,490,490,490,490,490,490,480,480,490,480,490,480,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5350934912799948,0.5274023402124688,0.508181629507533,0.46975287346714245,0.46746344979306687,0.42673078648382534,0.41501521025284244,0.4066054352504724,0.3744313745571447,0.37033367335544115,0.3685935807734369,0.36782090593476846,0.36503959460686897,0.36381655971832766,0.3549225095456625,0.35418870133323227,0.3538316656610986,0.3528351027599439,0.3471993010314686,0.34543258093988694,0.34365655859698524,0.3361391141422191,0.3297543307887716,0.32895338755965114,0.32476290270208674],"twin_dists":[0.14524053822163163,0.14691228038353052,0.15111457295609598,0.15965040501109493,0.16016574575604858,0.16949510694470027,0.17224315747648755,0.1742363914401799,0.18204185307610274,0.18305861827385458,0.1834920743671568,0.18368487430135308,0.18438055991825347,0.18468732001203877,0.18693408400431738,0.1871207395060926,0.18721162952552603,0.18746557515745613,0.18890879783142753,0.18936375348527817,0.18982234842050372,0.1917776280708043,0.19345696231199574,0.19366887878525468,0.19478228124831787],"n_dims_used":45,"mean_confidence":0.9175902472601997},"coverage":{"mean_confidence":0.9175902472601997,"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}}