{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000502","485:4850000439","485:4850000536","499:4990003216","499:4990002937","499:4990003146","485:4850000688","485:4850000740","485:4850000564","499:4990002144","481:4810003731","485:4850001472","499:4990003279","499:4990002938","499:4990002404","485:4850000467","499:4990003020","500:5000005366","481:4810003635","481:4810004636","499:4990002569","485:4850000157","500:5000002627","499:4990002877","499:4990002948"],"twin_admin_codes":[485,485,485,499,499,499,485,485,485,499,481,485,499,499,499,485,499,500,481,481,499,485,500,499,499],"twin_sims":[0.5637942852698788,0.4527133524902982,0.3970323241865461,0.39130603769876915,0.34737636568233893,0.34708433598228006,0.3457464719534448,0.34222837960211067,0.3384395959283083,0.3356456025505776,0.3317205743607667,0.3176841876811404,0.31522381718776626,0.3125620745924107,0.30971328825571204,0.3047433826654719,0.3039458553791596,0.29596182907965884,0.2953421607560122,0.2920061779113851,0.29175470376298784,0.29122802670859993,0.2898339590904069,0.28818042985639963,0.2876173877489189],"twin_dists":[0.139040430332209,0.16350740235272812,0.1765278168177476,0.17791053928556386,0.18886326861729139,0.1889383657273457,0.18928283234706827,0.19019204007426468,0.19117680245905763,0.19190680971733332,0.19293792146303676,0.19668139444650337,0.19734703876717927,0.19807048935213306,0.1988486798346927,0.20021618990082296,0.20043683253630035,0.20266453195912143,0.2028388979561725,0.20378133301776377,0.20385263403106993,0.20400208234542305,0.2043984366753267,0.2048700366841651,0.20503098990678678],"n_dims_used":45,"mean_confidence":0.9170842488606771},"coverage":{"mean_confidence":0.9170842488606771,"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}}