{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001202","491:4910001564","490:4900002673","491:4910001859","491:4910001402","491:4910001807","491:4910001799","491:4910001864","491:4910001742","490:4900004064","491:4910001009","491:4910001623","491:4910001565","491:4910002014","491:4910001964","490:4900002822","491:4910001200","491:4910001689","490:4900006203","491:4910000991","491:4910001190","491:4910001267","491:4910001625","491:4910001749","490:4900002674"],"twin_admin_codes":[491,491,490,491,491,491,491,491,491,490,491,491,491,491,491,490,491,491,490,491,491,491,491,491,490],"twin_sims":[0.42583478210454884,0.1833202970579376,0.15711842649718447,0.14283732331826612,0.14199562298206522,0.13776877325930664,0.1302558413678146,0.12805341043949584,0.12108322805045738,0.09812532838061976,0.08159799220576164,0.08010691339418821,0.07847556346686306,0.07718422770139607,0.07392040988632984,0.06551253261437034,0.06276676909079132,0.060863106148999105,0.06065532443481554,0.05944456649396341,0.051582535897785636,0.05151007423337984,0.047448875021242835,0.04721189971078696,0.04714141299005367],"twin_dists":[0.16970414978348733,0.23923151299872045,0.24986956591229018,0.2562215876528577,0.25661036517671054,0.2585891095116742,0.2622213661637067,0.2633160203109394,0.26687719607733873,0.2798492198518147,0.29075359862799216,0.2918215351842511,0.2930083565960567,0.2939619522200899,0.2964307321865296,0.3032236268155449,0.30559604850893124,0.307291276037108,0.3074789311781815,0.3085830421038606,0.31624222259607987,0.3163171925425616,0.3206665245851062,0.32092978149686074,0.3210082986923562],"n_dims_used":45,"mean_confidence":0.8958868238661024},"coverage":{"mean_confidence":0.8958868238661024,"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}}