{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003927","490:4900003784","490:4900005289","490:4900004194","490:4900002667","490:4900005297","490:4900003638","490:4900005302","490:4900004334","490:4900007060","490:4900004888","490:4900004331","490:4900003636","490:4900003108","490:4900005292","490:4900005685","490:4900003109","490:4900005824","490:4900001911","491:4910002012","490:4900006313","490:4900003503","490:4900006926","491:4910001966","490:4900004209"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490],"twin_sims":[0.5756552599946851,0.45458174650440275,0.3074783688555534,0.27393991176773225,0.2634959368215051,0.24371560354115565,0.22006204907221077,0.20137459886503234,0.20060099847865684,0.19833343859733873,0.19312646755475055,0.1831087091367263,0.17800992019970815,0.17088352133337953,0.1701461118102795,0.16771302228590942,0.16720845502746978,0.16504682457431039,0.14988553477910319,0.14894146628861807,0.14602712154880185,0.14027873312539943,0.13831162823230936,0.13819620807764205,0.13729231663516153],"twin_dists":[0.1364913889169599,0.1630819742783375,0.1994620595141947,0.20900081855040972,0.21211468740874495,0.21823190745784993,0.22598502127626136,0.23251439505026772,0.23279344685567258,0.2336156943229849,0.23552873677626995,0.2393129246355037,0.24129519361698032,0.2441345442968339,0.24443315147027647,0.24542504996703068,0.24563204126724394,0.24652395036499272,0.25303092609491734,0.2534517769137729,0.25476349124055836,0.2574087362453017,0.25833246509088204,0.2583869689333968,0.25881498674783876],"n_dims_used":45,"mean_confidence":0.8981803046332465},"coverage":{"mean_confidence":0.8981803046332465,"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}}