{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003715","491:4910003819","491:4910004128","491:4910003720","491:4910004037","491:4910003657","491:4910003879","491:4910004469","491:4910004546","491:4910003823","491:4910004430","487:4870000952","491:4910003822","491:4910003615","491:4910003824","491:4910004033","491:4910003719","491:4910003827","491:4910004545","491:4910003612","491:4910004043","491:4910004134","491:4910003921","491:4910004227","491:4910003770"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,487,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.35277175434240743,0.28328533156485275,0.2577272715035173,0.22864535620368964,0.20192619953895247,0.1815082769189992,0.14105797069171752,0.14038553646020707,0.11617765907915033,0.11487909580527456,0.10804307144060776,0.10323741083906215,0.09916757851055172,0.09328591416334901,0.09319831055669915,0.09162301325865035,0.08991829326347714,0.08829941080580601,0.0877118410956812,0.08724552657620092,0.08536711776523181,0.082676035541311,0.07991355880683836,0.07919718282867406,0.07750294174491262],"twin_dists":[0.18748173028628984,0.20627574001431948,0.21386770135129746,0.22311084751851026,0.2323158727672493,0.23993087608820815,0.2570454863110248,0.2573588599498107,0.26947843338215705,0.2701810798464643,0.2739844029983754,0.27677127695006193,0.2792116715441765,0.2828811920371605,0.28293720783633985,0.2839516580197734,0.28506511381507027,0.2861380983456808,0.2865313985871837,0.286845027130705,0.28812205201417873,0.28999117574749333,0.29196118346483085,0.29248095275125596,0.2937254098988867],"n_dims_used":45,"mean_confidence":0.8901418897840712},"coverage":{"mean_confidence":0.8901418897840712,"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}}