{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002939","485:4850003030","485:4850004204","467:4670001087","485:4850003786","485:4850004076","485:4850003223","485:4850004138","485:4850004272","485:4850004608","485:4850003472","467:4670001132","485:4850003708","485:4850004616","485:4850004611","485:4850003544","485:4850003638","485:4850004545","485:4850004216","499:4990003576","467:4670001088","467:4670001511","485:4850007328","485:4850004342","485:4850004544"],"twin_admin_codes":[485,485,485,467,485,485,485,485,485,485,485,467,485,485,485,485,485,485,485,499,467,467,485,485,485],"twin_sims":[0.7907448302779772,0.7469191519491111,0.6282094510373729,0.6173582637395072,0.5925128309481684,0.585481973146123,0.5121210324657217,0.492636371845235,0.4752655095715897,0.47113878935226505,0.4583830278158101,0.43768842466805746,0.4291500289395031,0.4266833123220346,0.4238476660469629,0.42185100210939785,0.40632768302800043,0.4052708613564421,0.4042550219382408,0.40380024808941056,0.3921879822132252,0.39183954410499755,0.3789309344441854,0.378595946828411,0.37157110773420127],"twin_dists":[0.08899576715385071,0.09921566440259846,0.12523047984319008,0.1275557593242608,0.13287661211116017,0.1343833712809098,0.15025016492407725,0.15454343218367883,0.1584129825409805,0.1593388539819131,0.16221839616935704,0.16695293165882075,0.16893158564727045,0.1695061783775774,0.1701684073193904,0.17063581178281478,0.17430253067142337,0.17455436855666565,0.17479671694522586,0.17490530048812594,0.17769696816649802,0.17778131892068338,0.1809316457779729,0.18101407761256094,0.1827509894774769],"n_dims_used":45,"mean_confidence":0.9188352796766494},"coverage":{"mean_confidence":0.9188352796766494,"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}}