{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005283","480:4800005290","480:4800005107","480:4800005021","480:4800005274","480:4800005380","480:4800005619","480:4800005686","480:4800005538","480:4800005112","480:4800005284","480:4800004938","480:4800005829","480:4800005442","480:4800005108","480:4800005622","480:4800005022","480:4800004676","480:4800003860","480:4800003862","480:4800004850","480:4800005536","480:4800005770","480:4800005531","480:4800005548"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.570335341260304,0.27929843467757437,0.2151621190719875,0.2104572175254666,0.17684491862059673,0.15869568666700062,0.15452173958682183,0.15418806230111892,0.15167199342978024,0.14886516975979167,0.14867978755052322,0.14073142200610578,0.137026467984691,0.1322661129142821,0.1252855824384219,0.12384636980855289,0.12333002352374438,0.12244843253032475,0.11774157356943371,0.1160176845440749,0.11410666811496771,0.11063386273924714,0.1067180853200497,0.10014872212334537,0.09964603752160348],"twin_dists":[0.13763396607763445,0.20743150527063942,0.22765952920221078,0.22929177156712038,0.24175375120937123,0.24919437450678847,0.2509920137747769,0.25113724785782077,0.2522398625577812,0.2534858744934987,0.25356877714628356,0.25719752803177437,0.25894127454039184,0.2612343475909458,0.2647120832086263,0.2654472766294621,0.26571262541164686,0.26616763338561555,0.26864016473052105,0.2695646679935,0.2706019378949377,0.27252167875780275,0.2747430017749794,0.2786162827173315,0.2789207540208227],"n_dims_used":43,"mean_confidence":0.916034787200218},"coverage":{"mean_confidence":0.916034787200218,"n_dims_used":43,"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}}