{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004177","491:4910003774","491:4910004431","491:4910004370","491:4910004033","491:4910003827","491:4910003822","491:4910004039","491:4910003877","491:4910003974","491:4910004508","491:4910004590","491:4910003768","491:4910003711","491:4910003924","491:4910003871","491:4910003984","491:4910003620","491:4910004546","491:4910003973","491:4910004506","491:4910003658","491:4910003818","497:4970003415","491:4910003925"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491],"twin_sims":[0.4284418647793689,0.36300523088982,0.3596514906771939,0.25271561956275396,0.20455256697848526,0.20011417679658575,0.19964751796788055,0.19778686893044858,0.18733835450303002,0.1692138269135146,0.15720801480672994,0.15328736317829103,0.1367609226824043,0.13172970311535118,0.12146517233432254,0.1186162043906773,0.118551907463885,0.10600179509263691,0.10434550473339714,0.0981697004384121,0.09260231318104004,0.09177137957233532,0.08771319713428538,0.08177755788206015,0.078327878594729],"twin_dists":[0.16909640507225374,0.1848911040780308,0.18573593746865344,0.21541087984106572,0.23137571197732024,0.2329694324613895,0.23313840642174766,0.23381485760868337,0.2376979113070774,0.24481200411027865,0.24983108297542894,0.25153043317478524,0.2590676014286336,0.26149660618113285,0.2666780690397884,0.2681750718292783,0.2682091727104128,0.2751561512640928,0.27611986288297435,0.2798219693183282,0.28331940993056515,0.28385552863864616,0.28653048849238666,0.2906260475016759,0.29311677372172523],"n_dims_used":45,"mean_confidence":0.8900266859266494},"coverage":{"mean_confidence":0.8900266859266494,"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}}