{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000733","489:4890000618","489:4890001215","489:4890000677","489:4890000731","489:4890001563","489:4890000628","489:4890000790","489:4890000734","489:4890001277","489:4890001028","489:4890001276","489:4890000798","489:4890000791","489:4890001486","489:4890000674","470:4700006605","470:4700006606","489:4890001278","489:4890000789","472:4720003444","489:4890001345","489:4890000909","489:4890000573","489:4890000520"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,470,489,489,472,489,489,489,489],"twin_sims":[0.9722229368497944,0.9127571622152553,0.8360259017014169,0.8333223587091335,0.8282726132213201,0.8279505812522958,0.8120271144821481,0.8023847288252997,0.8002223510798434,0.8000625431698247,0.794748712493857,0.7900540299935114,0.7788165216059253,0.7780752424244376,0.7731691455668419,0.7599361326368107,0.7475595644917683,0.738852793257554,0.7329159247631036,0.7262940302548536,0.7257651585836548,0.7251025987094531,0.7241335121747845,0.7217960515070451,0.7189451936360653],"twin_dists":[0.03082714899284074,0.055493169852515345,0.07772869983161168,0.07842843317255627,0.07972494021853374,0.07980717199998263,0.08381112659603483,0.08618169465752223,0.08670824842186864,0.08674709215619011,0.08803331131023208,0.08916126054161409,0.09183141890345227,0.09200616070344171,0.093158570013746,0.09623355716513271,0.09906985457162376,0.10104478416680501,0.10238266780046923,0.1038671723000299,0.10398539973985725,0.10413344469378658,0.10434984601462527,0.10487116068756437,0.10550576019833266],"n_dims_used":45,"mean_confidence":0.915631357828776},"coverage":{"mean_confidence":0.915631357828776,"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}}