{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009775","490:4900009882","490:4900010074","490:4900009566","490:4900008712","490:4900008711","490:4900009772","490:4900009774","490:4900008704","490:4900010177","490:4900011036","490:4900009275","490:4900009991","490:4900011928","490:4900009584","490:4900004795","490:4900010270","490:4900011863","490:4900009570","490:4900005612","490:4900010870","490:4900010268","490:4900004649","490:4900012127","490:4900005611"],"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":[0.7255436504978714,0.4288249346136559,0.412662958437995,0.3932240401905294,0.3576714843070774,0.35534138415943267,0.353158411280075,0.3408829195598906,0.31117788712777644,0.27396160249401486,0.27276155056368895,0.25212387387977236,0.2512295166565743,0.24498440862174475,0.24493582564227945,0.24481511324017885,0.23974329390587218,0.23116852689105497,0.2229856317740466,0.22277571220588524,0.2156980767579396,0.21182004403286542,0.2100775774841877,0.20823197712877367,0.2080404724728519],"twin_dists":[0.10403490276232023,0.16900723485689678,0.1727988814770296,0.17744636255794274,0.18623660537058834,0.18682762626778546,0.18738314841890236,0.1905410734281127,0.19844809301142008,0.20899442844630403,0.20934843279117793,0.215594367601865,0.21587221030844292,0.21783019724610567,0.21784555412872977,0.2178837193310819,0.21949837598004363,0.2222795897724431,0.22499778998137276,0.22506838626839068,0.22747512868759567,0.22881645387767272,0.2294245518787568,0.23007239187251013,0.2301398371006303],"n_dims_used":45,"mean_confidence":0.9204779730902778},"coverage":{"mean_confidence":0.9204779730902778,"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}}