{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012737","490:4900012739","490:4900012936","490:4900013093","490:4900012608","490:4900013094","490:4900012738","490:4900012873","490:4900012461","490:4900013121","490:4900013199","490:4900012810","490:4900013052","490:4900013227","490:4900012937","490:4900012800","490:4900013022","490:4900012933","490:4900013080","490:4900012676","490:4900013152","490:4900013057","490:4900013150","490:4900012867","490:4900013055"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5507243829025543,0.5423310064621838,0.5251772545645882,0.5068115374541771,0.4339376988218934,0.41057063070324673,0.4050897169700575,0.3982574528403884,0.36883352370455835,0.32230454459544944,0.31762473012006637,0.31087265288420773,0.22748204737099761,0.2159929703417687,0.1985179807496666,0.19687198149366622,0.19038986055751914,0.14543467866036197,0.14394014162853422,0.13601098013816368,0.11756373576899815,0.11643290980892183,0.11607991482391827,0.1157801429760294,0.11060935781657208],"twin_dists":[0.14185728462461447,0.1436717989445828,0.14739689478362833,0.15141561410328494,0.16782018278958777,0.17329435691933587,0.174597564186874,0.17623318220787243,0.18343224422067506,0.19543917362812827,0.1966974460649577,0.1985314893782638,0.2234961412745289,0.22737379989758197,0.2335485350823607,0.23414908488343447,0.23654857316085737,0.25503250637149305,0.25571476875738675,0.2594253634768716,0.26873505517525403,0.26934102850978725,0.2695311117862955,0.2696928838853286,0.27253538912462316],"n_dims_used":45,"mean_confidence":0.9109196133083768},"coverage":{"mean_confidence":0.9109196133083768,"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}}