{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001139","491:4910001125","491:4910001135","491:4910001074","491:4910001386","491:4910001393","491:4910002362","490:4900007404","491:4910001270","490:4900002223","491:4910001258","491:4910001008","491:4910001259","491:4910001741","491:4910001203","491:4910001807","491:4910001117","491:4910001073","491:4910001193","490:4900004605","491:4910001679","491:4910002413","491:4910001249","491:4910001253","495:4950000862"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,490,491,491,491,491,491,491,491,491,491,490,491,491,491,491,495],"twin_sims":[0.40428424079387515,0.11820272131555135,0.08489001736189361,0.06629250083583127,0.03117161223540804,0.024292769491867077,0.02222311423260701,0.018904762920181277,0.0181771736240036,0.015847990767942112,0.013010219136799056,0.012257175540422717,0.012187428920885614,0.011719767910111804,0.010617290214146513,0.010385167901984823,0.009770732500067391,0.009246397430409933,0.008823755084943333,0.007955897195964604,0.007844800782138197,0.007830409294084845,0.0067757251929910335,0.006480439755198137,0.006214188451667144],"twin_dists":[0.17478974241164458,0.26839461671288517,0.28844996583478505,0.30256454872662275,0.3420533770901246,0.3541349602512778,0.35835109886590694,0.36588394825415577,0.3676888107686247,0.3739263343757131,0.3827231750593782,0.3853419484922442,0.38559165624953906,0.38729949655290813,0.3915784262959716,0.39252946087040985,0.39514145071871154,0.39748897969066377,0.3994694230716254,0.4038174315734332,0.40440439093849084,0.404480970550426,0.4104694986790341,0.41229645157489164,0.4140092347630862],"n_dims_used":45,"mean_confidence":0.8978964063856337},"coverage":{"mean_confidence":0.8978964063856337,"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}}