{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000966","491:4910001936","491:4910001363","491:4910001160","491:4910001431","491:4910001228","491:4910001835","491:4910002087","491:4910001831","491:4910001656","491:4910002231","491:4910001225","491:4910001662","491:4910001907","491:4910001107","491:4910003117","491:4910001161","492:4920000981","491:4910001604","491:4910002829","491:4910001094","491:4910002237","491:4910002355","491:4910001535","491:4910003506"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491],"twin_sims":[0.500022166885553,0.3269171449487161,0.31449463087314083,0.30725940654737155,0.2974458683169565,0.2794497585932979,0.2770817991860422,0.2456908681487587,0.209484924757766,0.19801445580239982,0.19657564475694517,0.18642279576328039,0.18404503844793926,0.1825672989919938,0.17784157503059467,0.1753581118862959,0.16546582278824543,0.16525303383304904,0.16124685761548813,0.1603344542310797,0.15844223853524392,0.15242242176681073,0.15126346801425106,0.14852166270563744,0.14848214138124552],"twin_dists":[0.1529106328013731,0.19420891832799514,0.19754488223771807,0.1995222920712358,0.20224781634280062,0.20738745581623144,0.20807842614172936,0.21760710963214094,0.22963216043593268,0.2337318815767346,0.23425757327504082,0.23804530985473857,0.23895315898579977,0.2395215429913383,0.24136132405572613,0.2423421073995639,0.24635041188987022,0.24643850398457764,0.2481125421783751,0.24849801076365327,0.24930253937256533,0.2519096070787474,0.2524201552044091,0.2536395506240649,0.2536572482512512],"n_dims_used":45,"mean_confidence":0.8982770284016927},"coverage":{"mean_confidence":0.8982770284016927,"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}}