{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003912","491:4910002207","490:4900002065","490:4900004066","490:4900003911","490:4900004067","490:4900004068","490:4900002816","491:4910001402","490:4900003500","490:4900004207","491:4910001565","490:4900002964","490:4900003778","490:4900003366","490:4900002963","491:4910001626","490:4900003235","490:4900005162","490:4900003499","490:4900005825","490:4900003245","490:4900003782","490:4900003501","491:4910001403"],"twin_admin_codes":[490,491,490,490,490,490,490,490,491,490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.20253792401113094,0.18111718439535338,0.1706524767214698,0.14127084883609936,0.10309860194416985,0.07985337896478413,0.07848618865785312,0.06597949571939418,0.06547405652799676,0.06400251815729077,0.06275095394761765,0.06226602517534664,0.05953744637248608,0.05661056294460059,0.0531207140666745,0.05271390827314434,0.04911287324529216,0.04866409346652287,0.04717833635635624,0.04585738588227603,0.04395653908095173,0.042200402205634174,0.040842480277215536,0.0401220748107364,0.03987968338154875],"twin_dists":[0.23209614729192146,0.24008246790604046,0.2442280040776641,0.25694651090947984,0.2768532620027518,0.29200470301110004,0.29300056284795084,0.3028282758227117,0.3032563048043035,0.30451802895874397,0.30560995726045015,0.30603783274422414,0.3084976915956315,0.31124169216022274,0.3146710795538278,0.3150828908668148,0.31884829884766674,0.3193335460141661,0.3209671564524085,0.32245609550144827,0.3246630416557756,0.32677440612577907,0.3284583328674044,0.3293709487231577,0.32968112387977383],"n_dims_used":45,"mean_confidence":0.8974178738064236},"coverage":{"mean_confidence":0.8974178738064236,"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}}