{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001038","491:4910002138","491:4910001598","491:4910001539","491:4910002980","491:4910001303","491:4910002386","491:4910002683","491:4910002040","491:4910001102","491:4910001990","491:4910002093","491:4910002421","491:4910002486","491:4910002337","491:4910002283","491:4910001536","491:4910001103","491:4910002898","491:4910001170","491:4910002637","491:4910001773","491:4910003418","491:4910002485","491:4910002092"],"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":[0.46756657498759696,0.32244028436399835,0.29253300236700985,0.2658412746831234,0.2521301661919856,0.24307252759659323,0.21262387800669458,0.18960200315449682,0.18751860907040105,0.18613458204226127,0.18285826794565457,0.17626448207449993,0.1741630504380052,0.17207798784488126,0.1661008458724854,0.14367925298137907,0.14242783566551442,0.14127665229413394,0.13965516176372916,0.13880097179381695,0.11884494366279903,0.11691141976702965,0.10718869517667279,0.10562850512106815,0.10160826774982751],"twin_dists":[0.16014251417478126,0.1954028302162935,0.20363207942992415,0.21140884789719472,0.21559241504756296,0.21843602433749926,0.22853706943932722,0.2368440749531958,0.2376296561596173,0.2381549171993101,0.23940937146560784,0.24198301973749745,0.24281759742776887,0.2436528100752716,0.2460880051805166,0.25583440353022674,0.25641051475423243,0.2569438142095747,0.25770050564018,0.25810176342986574,0.2680538709589765,0.2690840618784865,0.27447272925938165,0.275372321961273,0.2777389745961825],"n_dims_used":45,"mean_confidence":0.8985032823350695},"coverage":{"mean_confidence":0.8985032823350695,"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}}