{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001429","491:4910002090","491:4910002088","491:4910001541","491:4910001895","491:4910001366","491:4910002285","491:4910002291","491:4910002339","491:4910002186","491:4910001232","491:4910001540","491:4910002284","491:4910001292","491:4910002196","491:4910000971","491:4910002095","491:4910001168","491:4910001784","491:4910002238","491:4910001426","491:4910002057","491:4910000963","491:4910001841","491:4910002089"],"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":[0.6873035380021685,0.6820943025232228,0.6687205550443791,0.6224037495902314,0.5875995617021326,0.5220049946401791,0.5154458079610952,0.510782057554606,0.4937709905579528,0.4879613379883012,0.476189477730557,0.43048797825638885,0.4218149006600833,0.37718497378160476,0.3722358892698099,0.35061234967293103,0.34619331812619397,0.345552112133202,0.3255900267867022,0.31777134205554997,0.30434876051545623,0.27583911011409795,0.2720070775194313,0.2695590266381894,0.26041125977363216],"twin_dists":[0.11247149394403944,0.11360675398235323,0.11650965069712435,0.12647485141113912,0.13392945045228136,0.14808859727906507,0.14952193212227227,0.15054377894640214,0.15429214277133046,0.1555806485713036,0.15820604486478904,0.1686204918855442,0.17064427140329527,0.18136167128006356,0.1825859328670631,0.1880333289135631,0.1891677023859981,0.18933293374246363,0.19456188925779896,0.19665786864582782,0.20032532354838356,0.20844248455441616,0.2095714860582867,0.2102978686533067,0.21304904223222096],"n_dims_used":45,"mean_confidence":0.8985953436957466},"coverage":{"mean_confidence":0.8985953436957466,"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}}