{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003085","490:4900007639","478:4780002279","490:4900004862","490:4900004006","490:4900008537","490:4900004046","490:4900004735","490:4900005781","490:4900005251","490:4900006656","496:4960000789","490:4900005401","490:4900001886","490:4900007504","490:4900002023","493:4930006232","499:4990000192","490:4900000776","490:4900007011","490:4900005114","490:4900007751","478:4780003948","490:4900005793","490:4900004840"],"twin_admin_codes":[490,490,478,490,490,490,490,490,490,490,490,496,490,490,490,490,493,499,490,490,490,490,478,490,490],"twin_sims":[0.3238464235405418,0.26721010058672245,0.25735092850366215,0.23961884279419512,0.23799896029040482,0.23405757883068784,0.22482384142084264,0.2223357181038178,0.2082927382842829,0.1960240264469343,0.19597809752669376,0.19405092614683764,0.18807842017415832,0.18634869927452688,0.17720559182881782,0.1771581638795535,0.17540707240214654,0.17480760983929577,0.17383793832697425,0.1727334084496245,0.17120798584183844,0.16797423280062695,0.1605412465897516,0.160474229574893,0.1597743461383171],"twin_dists":[0.19502684685018812,0.2109986852281747,0.21398292092549656,0.21953827313901317,0.2200588172619613,0.22133509703378942,0.22438148049530018,0.2252165011043171,0.2300510014865602,0.23445982192890977,0.2344766793626808,0.23518649917407838,0.23741797109785362,0.2380734772899177,0.24161155729351183,0.2416302438054463,0.24232267637385335,0.2425608525907053,0.24294735547530458,0.24338949240622842,0.24400344809505412,0.24531806830142633,0.24841050655141197,0.24843885583327655,0.24873543334846968],"n_dims_used":45,"mean_confidence":0.9174500359429254},"coverage":{"mean_confidence":0.9174500359429254,"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}}