{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000418","489:4890000498","489:4890000541","489:4890000745","489:4890000342","489:4890000453","489:4890000597","489:4890000495","489:4890000594","489:4890001182","489:4890000345","489:4890000224","489:4890000415","489:4890000547","489:4890000818","489:4890000308","489:4890000491","489:4890000595","489:4890000802","489:4890000704","489:4890000387","489:4890000632","489:4890000447","489:4890000762","489:4890000309"],"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":[0.960165187208409,0.9114885228667119,0.8424874581852018,0.8038035512474206,0.7928708938979565,0.7831904402189621,0.7718542578691171,0.7651851331210947,0.7612197893267915,0.7597714807116209,0.7575007740409443,0.744591346954423,0.7365807715212245,0.7324652349778867,0.7072471903476252,0.7047800336442828,0.7040727763244697,0.697371802321986,0.6971052063564299,0.6947187479599447,0.6892210224702281,0.6785324084165566,0.6575883129837616,0.6525640664130744,0.639136966183798],"twin_dists":[0.037031286044445284,0.055914330875461014,0.07603959984071655,0.08583522259074333,0.08848540070370542,0.09079692395855068,0.09346624486423619,0.09501940402799677,0.09593728185840124,0.09627152993249366,0.09679452741637957,0.09974491490671564,0.10155759396074308,0.10248395710659423,0.10809662618199034,0.10864053788573219,0.10879630881374068,0.11026895857879193,0.11032743105732933,0.11085047229776782,0.11205290059782826,0.11438146242009753,0.11891514124568027,0.11999811690685831,0.12288576887082474],"n_dims_used":45,"mean_confidence":0.9146443684895833},"coverage":{"mean_confidence":0.9146443684895833,"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}}