{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002749","490:4900004420","490:4900001981","490:4900001282","490:4900002143","490:4900006750","490:4900007366","490:4900000884","490:4900003700","490:4900002600","490:4900003036","490:4900002586","490:4900003444","490:4900002139","490:4900001142","490:4900003184","490:4900003440","490:4900007623","490:4900003311","490:4900003310","490:4900007735","490:4900003853","490:4900003845","490:4900002890","490:4900003037"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.621112392578245,0.6058420768923924,0.6025269325457847,0.5960081902964728,0.5950050379404878,0.5753531326070482,0.5609267246071847,0.5348791861629816,0.5329800179113289,0.5328951538047944,0.5001158510605885,0.4946123150296548,0.4849335965537453,0.48029787384253736,0.47633153111393683,0.47429836711529627,0.47196367510148757,0.4666476146392099,0.4624771728776839,0.4619701901589759,0.4532680099578633,0.4513998812556232,0.44472444966983427,0.44207491197069126,0.4376098657505131],"twin_dists":[0.1267515416056278,0.1300219314213838,0.13073180513898291,0.1321278554419258,0.13234272788687834,0.13655624950385714,0.1396576538245851,0.14528705184381335,0.1456994196852737,0.14571785328241663,0.1528899658863361,0.15410591936419052,0.15625399346016725,0.1572874733121689,0.15817424133740454,0.1586297311509402,0.15915356755238472,0.1603495954330171,0.16129115445384917,0.1614058175870526,0.1633810411440311,0.16380686371402423,0.16533388518698305,0.16594238909830383,0.16697106590321276],"n_dims_used":45,"mean_confidence":0.9220631069607205},"coverage":{"mean_confidence":0.9220631069607205,"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}}