{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000094","491:4910003435","490:4900007156","491:4910003036","490:4900007157","480:4800000093","491:4910003384","495:4950000632","491:4910003130","491:4910003083","491:4910003534","491:4910002841","491:4910003150","491:4910003263","491:4910003535","491:4910003307","495:4950000719","491:4910002254","495:4950000081","491:4910003430","491:4910001854","491:4910003058","491:4910003461","491:4910003261","491:4910001960"],"twin_admin_codes":[480,491,490,491,490,480,491,495,491,491,491,491,491,491,491,491,495,491,495,491,491,491,491,491,491],"twin_sims":[0.22787361180660404,0.1766489193487026,0.11645026879383213,0.060406106022562404,0.05083924625049056,0.03978839019296177,0.03965259088219237,0.03512291491890971,0.03431843610697802,0.031112750425595984,0.028461070798163336,0.025845457083012474,0.02215013242809295,0.021029245283682434,0.01821196500422183,0.01809170432055203,0.01558939758456311,0.01548562704199126,0.01548299377423008,0.014702984712643091,0.014568401261917755,0.013065690356202772,0.012122640571734723,0.011882470420376117,0.011514895964211604],"twin_dists":[0.22336630787452244,0.24183110963848245,0.26933169233643317,0.30770470721450577,0.31701543820255473,0.3297983597859229,0.32997317028074485,0.3361166542864193,0.33727744588312153,0.34214656924702236,0.3465102950489208,0.35117160470377157,0.35850589814647904,0.36094085972531,0.367601080571912,0.367904956414539,0.37466771583407404,0.37496826911829945,0.3749759189503148,0.3772939811093507,0.37770485905674633,0.38253562022759696,0.3858247499596013,0.38669857781713207,0.38806678406016726],"n_dims_used":45,"mean_confidence":0.8956627739800347},"coverage":{"mean_confidence":0.8956627739800347,"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}}