{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002522","490:4900007536","490:4900007180","490:4900006807","490:4900005428","490:4900002372","490:4900007660","490:4900006806","490:4900007301","490:4900007407","490:4900007658","490:4900003929","490:4900002671","490:4900005431","491:4910001272","490:4900006445","490:4900006671","491:4910001622","490:4900006805","490:4900006189","490:4900007541","490:4900005698","490:4900007655","490:4900007654","490:4900005432"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.24327682895855762,0.1489472558966585,0.07246622700637027,0.06481781204168575,0.05849945670783282,0.0535255994202229,0.05334787459607104,0.05204592869689621,0.0514917046341793,0.0479557609827069,0.044827219984556195,0.044231123800354114,0.04170387253141095,0.038861572199233446,0.038565455420569,0.036844319979183665,0.03502511713121387,0.03240983103176707,0.027339613893906576,0.027110159864303745,0.027044395377037858,0.022190106956168215,0.02182562818577598,0.02153682103133394,0.02115660922050291],"twin_dists":[0.21837113985090126,0.2534491900136275,0.29755912557866765,0.30381608718954783,0.309457836717168,0.31426380215775596,0.31444226121795116,0.3157648484898481,0.31633621194177564,0.32010709177590974,0.32364241379174585,0.32433935013604037,0.3273847722681138,0.331001603813406,0.3313911551095778,0.3337068687565117,0.3362565521573259,0.3401270485794918,0.34846167544673,0.34886940373340486,0.34898681192292325,0.35842105471891617,0.3591996055170752,0.35982458354279423,0.36065857170698995],"n_dims_used":45,"mean_confidence":0.8994116889105903},"coverage":{"mean_confidence":0.8994116889105903,"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}}