{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002522","490:4900002523","490:4900007536","490:4900006438","490:4900003929","491:4910001272","490:4900005550","490:4900004219","490:4900007301","490:4900006445","490:4900007057","490:4900006806","490:4900002372","490:4900003514","490:4900005568","490:4900007660","490:4900002836","490:4900007541","490:4900004898","490:4900002524","497:4970000997","490:4900007180","490:4900007056","490:4900005698","490:4900002219"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490],"twin_sims":[0.042221909573286115,0.04170387253141095,0.014687555309133475,0.012572533703258223,0.012109501771955977,0.00824899758235322,0.008131322448314769,0.00801729829212941,0.0072952165362197945,0.007105877286668579,0.006777742735783364,0.006106605415747229,0.0056830951954690975,0.005391709765195439,0.005246988059413552,0.004991755470883918,0.004858080291636734,0.004775761291005258,0.0045451470437868555,0.004361915123575296,0.00375438532541807,0.0035716163739794096,0.0035160035820377086,0.0034756136451954524,0.0033735315363598393],"twin_dists":[0.32674810482911526,0.3273847722681138,0.37734091779384443,0.38422838454172176,0.3858721550359908,0.40230343440759175,0.4029053962252888,0.4034961751144433,0.4074225560124997,0.4085097917762949,0.4104572644784995,0.41472013898439675,0.4176331893257262,0.4197535687647613,0.42084548864970694,0.4228394046295445,0.4239208278265553,0.4246002757791638,0.42656188238190035,0.42818592570812675,0.4340540873712657,0.4359891382349644,0.43659585100383386,0.43704199659427395,0.4381910214220745],"n_dims_used":45,"mean_confidence":0.8995002746582031},"coverage":{"mean_confidence":0.8995002746582031,"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}}