{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001962","491:4910001458","491:4910001560","491:4910002064","491:4910001122","491:4910001191","491:4910001515","491:4910001507","491:4910001966","491:4910001193","491:4910001060","491:4910001569","491:4910001632","491:4910001968","491:4910001688","491:4910001383","491:4910001389","491:4910001967","491:4910002206","490:4900004477","491:4910001396","491:4910002113","491:4910001061","491:4910001260","491:4910001627"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491],"twin_sims":[0.6100231884455878,0.5066997564989377,0.47766020786970226,0.44080593591170253,0.43707516530938956,0.40771917700354326,0.37277842562668984,0.36781497575036864,0.3660807347351883,0.36145241379550924,0.3028148314146108,0.2967153061069724,0.2790279836032027,0.2699100601078397,0.2689040844556984,0.26278284969672183,0.260631573319595,0.2605332463842612,0.23103895924607817,0.2293656567272308,0.22136156196522122,0.21793144653072638,0.21004753742045285,0.18612915570105865,0.1796613066354378],"twin_dists":[0.12912663491885987,0.15144018443479948,0.15787692053473157,0.166234326762126,0.16709452833768806,0.17397138499982562,0.18245133605208064,0.1836863547993902,0.1841198303108088,0.18528177497147288,0.2007503166564401,0.20245280364837545,0.20751026806071962,0.21019346092101932,0.21049289294441334,0.21233007144169155,0.21298207934697475,0.21301196079072857,0.22232212964131773,0.22287292979825263,0.2255451281076559,0.22671002484916142,0.22943506544489856,0.2381569819737583,0.24064882705429574],"n_dims_used":44,"mean_confidence":0.8932368538596414},"coverage":{"mean_confidence":0.8932368538596414,"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}}