{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000387","485:4850007827","485:4850007644","485:4850006678","500:5000000254","485:4850007596","500:5000000242","500:5000000457","485:4850007645","500:5000000385","485:4850007762","485:4850006983","485:4850006914","500:5000000456","485:4850007202","485:4850007597","485:4850007274","500:5000000396","485:4850006838","485:4850007060","485:4850007415","485:4850007887","500:5000000340","485:4850005502","485:4850006196"],"twin_admin_codes":[500,485,485,485,500,485,500,500,485,500,485,485,485,500,485,485,485,500,485,485,485,485,500,485,485],"twin_sims":[0.6291115581545653,0.5951357080802119,0.5542329703922331,0.5071885847083244,0.5044528460992873,0.4456232666647445,0.4316144905605757,0.4230556239594508,0.3975925387520324,0.3877361722231958,0.37576017115896354,0.3528246997484586,0.34788370635431837,0.34139054059397334,0.3201919411649332,0.3148374565810506,0.303455405974962,0.2796996454852152,0.2697855599909081,0.2565457175946379,0.24491570277602995,0.24196865940037435,0.2404257718317999,0.23818429384059542,0.23165692688396458],"twin_dists":[0.12503705369598356,0.13231473797269086,0.14110014699246287,0.1513327467098906,0.15193437936277895,0.16512777551293592,0.16835886541408943,0.17035370796285387,0.17639303767797737,0.17877732799944296,0.1817133153035482,0.18746822803244692,0.18873288212768513,0.19040930223170732,0.1960059159216876,0.19745183408676983,0.2005726862823291,0.2073147470158686,0.21023048132186503,0.2142297988980456,0.2178519154601019,0.21878721567745812,0.21927982268100635,0.21999914427883446,0.22211937844596402],"n_dims_used":45,"mean_confidence":0.9206627739800347},"coverage":{"mean_confidence":0.9206627739800347,"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}}