{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001293","491:4910001660","491:4910002247","491:4910000972","491:4910001157","491:4910001476","491:4910001602","491:4910001098","491:4910001597","491:4910002134","491:4910001418","491:4910001097","491:4910002181","491:4910001478","491:4910001419","491:4910002340","491:4910001780","491:4910000965","491:4910001836","491:4910001534","491:4910001227","491:4910002142","491:4910001486","491:4910002353","491:4910002373"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6523069822629344,0.44640535221736705,0.4383622998849227,0.41758263579485755,0.3712819435872093,0.3609600017524081,0.3492828713547693,0.34805554686579115,0.3400991098651593,0.29184357489222795,0.28239688656804723,0.2747705260972859,0.2705575329805791,0.26142708950227644,0.23389849477181815,0.23312647320660196,0.2235174300838157,0.21817493696111034,0.20111403220506083,0.18096436464530657,0.17827057173173005,0.17747980337058003,0.17666058499869836,0.17585021627593447,0.1657350997406161],"twin_dists":[0.1200534915289827,0.16494856277397899,0.16679742955957638,0.1716381467571718,0.1828228307723109,0.18540583821798606,0.1883738143810179,0.18868874184224124,0.19074474583772727,0.20382743203691248,0.206532435227484,0.20875634025322118,0.21000110330745966,0.21274058277936556,0.22138690519388138,0.221638654700777,0.22481914344528983,0.22662692962578243,0.23260830366592986,0.2401417654530265,0.2411928903724183,0.24150358817838893,0.2418265036454467,0.24214698083386813,0.24623905161176987],"n_dims_used":45,"mean_confidence":0.8985392252604166},"coverage":{"mean_confidence":0.8985392252604166,"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}}