{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002309","491:4910001057","491:4910001005","491:4910001058","491:4910001000","491:4910001623","491:4910001067","491:4910001004","491:4910000993","491:4910001265","491:4910001127","491:4910001266","491:4910001135","491:4910001327","491:4910000997","491:4910001385","491:4910000991","491:4910001123","491:4910001250","491:4910002664","491:4910001070","491:4910001251","490:4900006561","490:4900007174","497:4970000921"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,490,497],"twin_sims":[0.24911785121623575,0.2437933682568494,0.16297656732890548,0.13123085262769096,0.10008968284240416,0.09924288397895734,0.09692573601589094,0.09026153679074488,0.08724527608162498,0.05858775431311627,0.052646658888812994,0.05249017757998606,0.0439040106353722,0.04130031267389904,0.0390495957473867,0.036398387774535516,0.03592158603664108,0.035217182139963485,0.03436709298833795,0.03252318898453465,0.03209303213853708,0.027769776471897555,0.02680240886049574,0.026280373495699588,0.022815389972785847],"twin_dists":[0.21653073961448555,0.21820724797544952,0.24738610482746942,0.2617412244342206,0.2786519801570012,0.2791658107307939,0.2805896264786608,0.28483958493952594,0.2868451959631931,0.309375617479421,0.31515122159502945,0.31531049998077243,0.3247251577265482,0.3278853813081122,0.330755554358021,0.3343217941093388,0.33498640491883525,0.33598212012333634,0.33720658360552913,0.3399538541430869,0.34061383001578893,0.3477051732647475,0.3494209549012455,0.3503691552940693,0.35711091486253144],"n_dims_used":45,"mean_confidence":0.8978153652615017},"coverage":{"mean_confidence":0.8978153652615017,"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}}