{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003163","490:4900003021","490:4900003020","490:4900002872","490:4900002569","490:4900002717","490:4900003678","490:4900002867","490:4900003679","490:4900003012","490:4900002866","490:4900003422","490:4900002561","490:4900002723","490:4900002865","490:4900003294","490:4900003544","490:4900002870","490:4900003680","490:4900002864","490:4900001129","490:4900002425","490:4900003006","490:4900005216","494:4940007773"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.47524383458287467,0.4735378987213189,0.4659010594752375,0.45776920658743253,0.37491359592703166,0.34852419700146786,0.3392343778947853,0.28600536987769204,0.28509101550381855,0.2818853279755406,0.2721280050106047,0.2553096340281175,0.24359651470523205,0.2424068145248667,0.23631911392390112,0.23405202185564775,0.21656698707604613,0.2074995269000743,0.1663026054393221,0.16044178574081092,0.14037942856505425,0.13525609835803334,0.13382453837481284,0.11755225986572755,0.11708069412607698],"twin_dists":[0.15841783858651226,0.15880026384847892,0.16051792965139336,0.16235766871597154,0.18192256048372013,0.18856841897762522,0.1909697381975477,0.205492853701723,0.20575552280622317,0.20668045950792088,0.20953570930804935,0.21460973826385626,0.21826968082524098,0.21864769450633334,0.2206010751341605,0.22133690635854464,0.22717682815998733,0.23033057936381676,0.24600478486703256,0.2484525831910066,0.25736171152493503,0.2597869778225026,0.26047692396476896,0.26874118224914967,0.26899335234078686],"n_dims_used":44,"mean_confidence":0.9184964786876332},"coverage":{"mean_confidence":0.9184964786876332,"n_dims_used":44,"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}}