{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002315","494:4940001898","493:4930006753","494:4940002100","494:4940002206","494:4940001521","493:4930006623","494:4940001442","494:4940001897","494:4940001799","494:4940004255","494:4940005511","494:4940002001","494:4940001523","494:4940002985","494:4940001797","494:4940001443","494:4940002659","494:4940001606","494:4940003794","494:4940002530","493:4930006696","494:4940002196","494:4940004627","494:4940002873"],"twin_admin_codes":[494,494,493,494,494,494,493,494,494,494,494,494,494,494,494,494,494,494,494,494,494,493,494,494,494],"twin_sims":[0.8466712998206876,0.7422670261395422,0.6344483312163841,0.6317310909445036,0.610862448794972,0.5723151276973509,0.5630360434897357,0.5608789689907341,0.5590208407393049,0.48288957756748463,0.46866746745650584,0.4309501318477377,0.39597038103827015,0.3889885826557061,0.3883844100120829,0.36752569078146763,0.3647671946635871,0.3274691265386035,0.32434855297821674,0.3222469623519031,0.316233732027008,0.3131304111076423,0.3129972771448322,0.31255700080199106,0.30915818662567746],"twin_dists":[0.0749326801165802,0.10027222646376499,0.12389228674776905,0.12447525687309004,0.12894691923909105,0.1372086331419918,0.13920359686384984,0.13966793644429545,0.14006811715760492,0.15670929994359398,0.15989461905073235,0.16851312560313475,0.17678354402685223,0.17847280844440822,0.17861965328674104,0.18375859063691144,0.18444883799630254,0.19406234229813954,0.1948928043039027,0.19545459346904226,0.1970734557249893,0.1979157244927584,0.1979519641085504,0.19807187172808594,0.1990007909856105],"n_dims_used":45,"mean_confidence":0.9230037265353732},"coverage":{"mean_confidence":0.9230037265353732,"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}}