{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001509","491:4910001681","491:4910001688","491:4910001061","491:4910001122","491:4910001191","491:4910001258","491:4910001260","491:4910001458","491:4910001627","491:4910001962","491:4910001254","491:4910001126","491:4910001060","491:4910001746","491:4910001443","491:4910002255","491:4910001193","491:4910001322","491:4910001383","491:4910001053","491:4910001073","491:4910001259","491:4910001560","491:4910001257"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8237110361326766,0.7533205489150827,0.7407939119277511,0.411611612878884,0.38216364821304705,0.33215706933244177,0.32678709864930117,0.27870396032934514,0.2553203759934982,0.2284769819036783,0.22244392173138544,0.19730223575525485,0.1819288602967092,0.1787109835022135,0.17189727525834186,0.16291697113687958,0.15151523723580143,0.1413345751292076,0.13045475118517383,0.11213605234106554,0.10981750857393158,0.10700138903093673,0.10576719286022485,0.10512761273161561,0.09455714714230959],"twin_dists":[0.08088490790213057,0.09775407659647273,0.10060584695308383,0.17304770876337006,0.18013796112184705,0.19282292597511028,0.19424347139370024,0.20760469372138995,0.21460643145553018,0.2231665335394377,0.22518005848790396,0.2339917705558029,0.23976811076765323,0.24102027400152995,0.24372553824900303,0.24741104062506222,0.2523090007937155,0.25691690365364545,0.2621231939592844,0.27168565602331657,0.2729796936819812,0.27458018911574966,0.2752919392263723,0.2756633220033996,0.28207296924108555],"n_dims_used":44,"mean_confidence":0.8944188031283292},"coverage":{"mean_confidence":0.8944188031283292,"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}}