{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001241","491:4910001493","491:4910001844","491:4910002357","491:4910001297","491:4910001373","491:4910001438","491:4910001657","491:4910002248","491:4910001674","491:4910001313","491:4910001949","491:4910001659","491:4910002007","491:4910002251","491:4910001599","491:4910002355","491:4910001950","491:4910001549","491:4910001305","491:4910001178","491:4910001658","491:4910001907","491:4910001734","491:4910002152"],"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":[0.5530446988319991,0.4981205069327858,0.45321825915978886,0.4069885309850417,0.4052623806411596,0.3923574863873169,0.36837307527943886,0.35132276401847945,0.32030302122045473,0.31756496807194934,0.30451705305427273,0.3036631398950586,0.2994096181377102,0.2976802225165386,0.2871669851337035,0.2858430781095234,0.28250290344597234,0.27465649198939385,0.2596872202638548,0.25762901606689,0.25742136032141605,0.24285348652565253,0.23933223190615702,0.2372647787874537,0.23536128537190984],"twin_dists":[0.14135648631575254,0.15333037738201108,0.1633923729672357,0.1741452004116976,0.1745563906728362,0.17765594680344232,0.18354707489821126,0.18785166544682377,0.19597606471064827,0.19671358159299912,0.20027877184447296,0.20051512875224664,0.2016982719108822,0.20218212197180685,0.20515987946494968,0.2055394388301472,0.20650177853778984,0.20878987753756303,0.2132693605287965,0.21389777256598153,0.21396134973038408,0.21850562921437336,0.21963020755149937,0.22029550432703715,0.22091139191301193],"n_dims_used":45,"mean_confidence":0.8988907708062066},"coverage":{"mean_confidence":0.8988907708062066,"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}}