{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001878","480:4800001816","480:4800001532","480:4800001865","480:4800002101","480:4800001818","480:4800001416","480:4800001650","480:4800001984","480:4800002481","480:4800001647","480:4800002517","480:4800001309","480:4800002143","480:4800001529","480:4800002472","473:4730007107","471:4710000596","495:4950002356","470:4700004465","480:4800002148","480:4800001937","466:4660006335","480:4800001985","466:4660007094"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,473,471,495,470,480,480,466,480,466],"twin_sims":[0.5601477509024664,0.31889085619358487,0.3127124963837489,0.24599949104224503,0.24315381940646344,0.2194307849988526,0.21812478151543624,0.20937960277227285,0.1838398208215736,0.14658043684368788,0.13081820039936382,0.1304962181394815,0.13020803772945005,0.12350608175304015,0.11769355374325119,0.10626725999140704,0.09836689659781098,0.09706131432021366,0.08682760685831938,0.08478243108210087,0.08433068482770457,0.08361978043046744,0.08221208671186124,0.08125064754880608,0.07394650325861869],"twin_dists":[0.13982539535988675,0.19635599807539508,0.19802951209949252,0.21750978153255934,0.21841020248456533,0.22619933585900842,0.22664404092322998,0.2296690969166142,0.2390318991205531,0.25451297162804165,0.26194410443382227,0.26210274211831064,0.2622449765728847,0.26562205481298923,0.26866577625146826,0.275002781355404,0.2797009805808406,0.280505585974391,0.2871272412404866,0.2885241134184042,0.28883627467566425,0.2893302296224445,0.29031831289986376,0.2910009674886961,0.29641064919609106],"n_dims_used":43,"mean_confidence":0.913771252299464},"coverage":{"mean_confidence":0.913771252299464,"n_dims_used":43,"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}}