{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001496","491:4910002353","491:4910002354","491:4910001548","491:4910001844","491:4910001949","491:4910002003","491:4910001838","491:4910001490","491:4910001534","491:4910001732","492:4920004860","491:4910002973","491:4910002245","491:4910002301","491:4910001673","491:4910001293","491:4910002195","492:4920001070","491:4910001046","491:4910001608","491:4910001438","491:4910002455","492:4920004698","492:4920003624"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,491,491,491,492,492],"twin_sims":[0.36333324435071457,0.30762749910233217,0.2972076616937303,0.25393378818444146,0.20383866380245694,0.164229308962267,0.16184302574412626,0.14682729749040194,0.1280501015380717,0.12418896683355071,0.11791806570018877,0.11451163958049274,0.11440478537866797,0.11414147645914746,0.11409993955836938,0.11123316836816972,0.10575558382949841,0.09981623534582325,0.09935874725557457,0.08183419934611876,0.0779631957625631,0.07734919444790458,0.07701052978630374,0.07577542703602647,0.07080602096345084],"twin_dists":[0.18480868815573065,0.19942105063393786,0.20231462180610316,0.2150340104787269,0.2316304444235713,0.24686346328916728,0.24786153011254425,0.2544014283634594,0.26331767557518976,0.26527168112690025,0.2685461008259721,0.2703810163993406,0.2704392494319633,0.27058292544188994,0.2706056135735456,0.2721870987776417,0.2752986646200329,0.2788175324244727,0.2790953035500381,0.2905858598009804,0.2933851969766813,0.2938394197353649,0.2940911979738864,0.29501705023420943,0.29887002140128055],"n_dims_used":45,"mean_confidence":0.8993178473578559},"coverage":{"mean_confidence":0.8993178473578559,"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}}