{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002238","491:4910001359","491:4910000969","491:4910001234","491:4910002569","491:4910000968","491:4910002105","491:4910001158","491:4910002474","491:4910002470","491:4910001885","491:4910002003","491:4910001958","491:4910001773","491:4910001093","491:4910001375","491:4910001661","491:4910002103","491:4910002867","491:4910001595","491:4910002102","491:4910001733","491:4910001028","491:4910001841","491:4910001040"],"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":[0.3985567770799598,0.3836707292852476,0.38329362496610964,0.3400895705860792,0.3395572226475542,0.32301962672597284,0.3223271105299684,0.31018062467410995,0.3031360876362858,0.29881279027673285,0.27425491345222214,0.26556209391771246,0.24907785519191838,0.24089329224828618,0.2305346011657711,0.22877140888114958,0.22177285893715878,0.21926069748094157,0.21556156401848478,0.20177857075081895,0.20036026076725133,0.1981400311963897,0.19806129939133155,0.19142767432962438,0.19018157944854885],"twin_dists":[0.1761612599255795,0.17976905174586807,0.1798612956578385,0.19074722616183698,0.1908857020748515,0.19524781109514602,0.19543313115845132,0.19872073962791334,0.200661205518693,0.20186506672091403,0.20890804929108212,0.21149266442694667,0.216543246881749,0.21913033867559972,0.22248787118235783,0.22306917616862332,0.22540626141077308,0.2262571513378799,0.22752206763459076,0.23236896810300525,0.23288043650261894,0.2336861261902324,0.2337148110274173,0.23616062092064546,0.23662660996150842],"n_dims_used":45,"mean_confidence":0.8989610460069445},"coverage":{"mean_confidence":0.8989610460069445,"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}}