{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000991","491:4910001121","491:4910001623","491:4910001561","491:4910001327","491:4910001057","491:4910001503","491:4910001000","491:4910001124","491:4910001194","491:4910001127","491:4910001511","491:4910001123","491:4910001067","491:4910001624","491:4910001052","491:4910001202","491:4910001195","491:4910001321","491:4910001319","491:4910002412","491:4910001130","491:4910000995","491:4910001621","491:4910001800"],"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":[0.15724843477032724,0.1355447337462161,0.13123688130016398,0.07732427413182809,0.0622663277184853,0.06098376073330535,0.05898860218455122,0.054627152554593585,0.05336744856276136,0.0528658955857977,0.04547053875189913,0.0423758661003281,0.04065180308407735,0.03592831432280972,0.03039849834351806,0.028347586716155452,0.028018126790961547,0.026509056520032874,0.02315612378549635,0.021842091089537472,0.020891054628987923,0.019953653606908334,0.01976263494921683,0.019519474024140022,0.018871940490095784],"twin_dists":[0.24981372569348714,0.2596485332949677,0.2617382640111317,0.29385791632608244,0.3060375649458879,0.3071825499150326,0.3090036422374406,0.3131685258685989,0.31442258224479797,0.314928725822729,0.32289893604125725,0.3265601605235721,0.3286985538935671,0.3349769744148091,0.3432895980083836,0.3467047239047782,0.34727299385276744,0.34995180547504384,0.35641004832115586,0.35916419688140483,0.3612488324565566,0.36338607752304636,0.3638323019261812,0.3644058090520032,0.36596404845037217],"n_dims_used":45,"mean_confidence":0.8936877780490451},"coverage":{"mean_confidence":0.8936877780490451,"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}}