{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011747","490:4900009994","490:4900010635","490:4900009688","490:4900008732","466:4660004016","490:4900005774","490:4900011491","490:4900008848","490:4900009711","490:4900007357","490:4900010104","490:4900003434","490:4900005098","490:4900006148","490:4900011464","490:4900009986","490:4900011419","490:4900002255","494:4940008960","494:4940007122","490:4900012011","490:4900003000","490:4900008849","490:4900008397"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490],"twin_sims":[0.13656458221582451,0.07357761256843189,0.06152183939665507,0.04980183249117713,0.04828156314865692,0.04567056237656655,0.045238787704107324,0.0417322785392923,0.03689280162804331,0.03056605674029799,0.028157902698234514,0.0251625879062368,0.024935511740520538,0.020286414185730513,0.019371274631366772,0.0186340914394989,0.017955455440863206,0.01750575734761066,0.016872797165663332,0.016611131391174334,0.015917255651200297,0.015380441031442475,0.013810363150804871,0.01074103854527527,0.010067992958043668],"twin_dists":[0.25916112389162144,0.296695102595046,0.30669980783994444,0.3181105032954744,0.3197501176792134,0.32266956791397705,0.3231657462189741,0.327349689129323,0.33364039548352303,0.34301940265862624,0.34703120288736916,0.35245538283761885,0.35288895338674714,0.3626175632246792,0.36475841087778044,0.3665481642304412,0.3682513753226936,0.36941132888032613,0.3710890518694174,0.37179879922483106,0.3737295604781494,0.3752747363769569,0.3800836733249403,0.39107895223045475,0.3938600477203122],"n_dims_used":45,"mean_confidence":0.9178251478407118},"coverage":{"mean_confidence":0.9178251478407118,"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}}