{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001936","491:4910001228","491:4910001835","491:4910002087","491:4910002829","491:4910001907","491:4910002300","491:4910001535","491:4910002231","491:4910001604","491:4910001662","491:4910003117","491:4910002237","491:4910002355","491:4910001656","491:4910001094","491:4910001040","491:4910001030","491:4910001493","491:4910001953","491:4910002306","491:4910001363","491:4910001039","491:4910002106","491:4910001715"],"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":[0.6762542064388628,0.5666289173023071,0.5665179251572143,0.549662711491619,0.4991120560402061,0.40775645853672804,0.3792172197799059,0.37425159521309026,0.3499428635777553,0.347347404816081,0.346830466789523,0.3452186116434278,0.3190046553224475,0.3093063213108578,0.3059137683210191,0.30566111805474994,0.3048254047279306,0.2974458683169565,0.29182275638443256,0.2832845807770868,0.28261604446886346,0.28078721283110786,0.2794271396365466,0.2768087259344035,0.2646158010610581],"twin_dists":[0.11487634854645914,0.1384306878745319,0.13845455575894042,0.14208654026241965,0.15311146136202616,0.17396251969430204,0.18086122631336624,0.1820863464373136,0.18820470266920003,0.18887071458270735,0.1890036767294167,0.18941893711532085,0.19632534621701353,0.19896018321157605,0.19989299743003053,0.1999627041314837,0.20019351679298972,0.20224781634280062,0.20383333532151943,0.20627595673132215,0.20646906944297536,0.20699875954530442,0.20739403913256071,0.2081583400747952,0.21177717261451282],"n_dims_used":45,"mean_confidence":0.8985080295138889},"coverage":{"mean_confidence":0.8985080295138889,"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}}