{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001625","491:4910001510","491:4910001689","491:4910001804","490:4900002221","491:4910001401","490:4900002222","491:4910001805","490:4900002818","491:4910001861","490:4900002673","491:4910001963","491:4910001860","490:4900002821","491:4910001511","490:4900003776","491:4910001564","491:4910001914","491:4910001385","490:4900002819","491:4910001742","490:4900002520","491:4910002159","490:4900003505","490:4900004471"],"twin_admin_codes":[491,491,491,491,490,491,490,491,490,491,490,491,491,490,491,490,491,491,491,490,491,490,491,490,490],"twin_sims":[0.5569011034058746,0.46875796875421694,0.4233275139015988,0.3334008170150786,0.28738340257317296,0.2771457866071363,0.2580698790619474,0.2567492646549996,0.24904537346362515,0.24750622644729367,0.1920025265976871,0.18028292838814627,0.17809694523044423,0.17216268323854164,0.16890209419085528,0.14363410449996514,0.13955193452387885,0.13137056866532454,0.1272041717235589,0.12482593889909913,0.12423713988676877,0.12303391705202485,0.12154240357679193,0.11955382432713785,0.11331222771061149],"twin_dists":[0.1405248682839252,0.1598742491187745,0.17029008214730784,0.19249570990401688,0.20509793322131886,0.20805970740055615,0.21376290239187265,0.21416734508550436,0.21655340527900407,0.21703573763322467,0.23594636268896088,0.24040661041796052,0.24126102529790225,0.24361874304742323,0.24493901741840723,0.25585512347001443,0.2577488994177142,0.26167264219059866,0.26374191484217135,0.2649461823822806,0.26524701994247485,0.2658651752719169,0.2666378625323722,0.2676793902271115,0.2710370831806947],"n_dims_used":45,"mean_confidence":0.895976087782118},"coverage":{"mean_confidence":0.895976087782118,"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}}