{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008311","490:4900008314","490:4900007867","490:4900008648","490:4900008644","493:4930006732","490:4900008096","490:4900008649","490:4900008426","490:4900004715","490:4900007749","490:4900006538","490:4900004857","490:4900007389","490:4900009094","490:4900007012","490:4900003076","490:4900005544","490:4900003226","490:4900008535","490:4900008981","493:4930006888","490:4900007017","466:4660002055","466:4660003086"],"twin_admin_codes":[490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,466,466],"twin_sims":[0.8002031534467725,0.625257052116256,0.624058727858487,0.6236751666991339,0.6158032302749973,0.5939627752489386,0.5536346335874944,0.5506607123946861,0.5361252165830478,0.5168214918291766,0.5047871657771278,0.5007908235841134,0.4977616339985116,0.4930123735230584,0.4910529351169599,0.4867841069025007,0.47673085903996404,0.470811781235932,0.4701212212754633,0.46310906918855715,0.4523771521621479,0.45088084312322446,0.44946233957676157,0.44871072194677486,0.4485594942428237],"twin_dists":[0.08671291520705451,0.12586337926735372,0.12612020450214392,0.1262024030571498,0.1278888258577354,0.13256599185297813,0.1412292123052063,0.14187103150400848,0.14501666056556406,0.14922095267183014,0.15186081045881195,0.15274109740231917,0.15340964029435322,0.15446013854855647,0.15489440816836333,0.15584230281669637,0.15808485461053384,0.15941233688463702,0.15956757098379407,0.161148301738368,0.16358402279752088,0.16392528949737875,0.16424920040237911,0.16442098507363462,0.1644555617217625],"n_dims_used":45,"mean_confidence":0.9185528225368924},"coverage":{"mean_confidence":0.9185528225368924,"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}}