{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001946","491:4910002238","491:4910001597","491:4910001661","491:4910002038","491:4910001780","491:4910001660","491:4910001945","491:4910001544","491:4910000967","491:4910001478","491:4910001158","491:4910000970","491:4910002041","491:4910001226","491:4910002089","491:4910001293","491:4910001476","491:4910001782","491:4910001840","491:4910001838","491:4910001773","491:4910001642","491:4910002134","491:4910001486"],"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":[0.23992802516050157,0.23115446157403297,0.2205502661692849,0.2071165079094595,0.20291034717074843,0.20173160540396293,0.19279116157891066,0.18320490299204922,0.1629310584866859,0.16088101547079361,0.15791562843808013,0.15616038986675074,0.15563582967734885,0.15210540461023284,0.1360224555447674,0.12637932044619993,0.1255734067393038,0.12363945769725253,0.11985974008144423,0.11901922557238896,0.11511913631305327,0.11482950439672315,0.11426751545540142,0.11412849455357839,0.11013501543976785],"twin_dists":[0.21943917872167862,0.2222842069611785,0.22581955343929536,0.23046584046677082,0.23196259969733932,0.23238586499441966,0.23565314981039837,0.2392759043801502,0.2474051457041112,0.24826691096955517,0.24952768621843852,0.25028209863605294,0.2505087593140429,0.25204897691094896,0.25941987798416477,0.26415764601214586,0.26456582444497373,0.26555350687892915,0.2675183083160314,0.26796164489312835,0.2700507368436161,0.27020803428482376,0.27051411975985384,0.2705900156873841,0.27280124481597456],"n_dims_used":45,"mean_confidence":0.8982518513997396},"coverage":{"mean_confidence":0.8982518513997396,"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}}