{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002091","500:5000001852","500:5000001683","500:5000001610","500:5000001964","473:4730004133","473:4730005297","500:5000001614","473:4730002294","500:5000001485","473:4730005198","473:4730002897","500:5000001746","473:4730002297","473:4730005201","470:4700007252","473:4730001195","500:5000001424","473:4730002160","478:4780005135","500:5000004098","473:4730002831","500:5000002082","484:4840005459","473:4730001831"],"twin_admin_codes":[500,500,500,500,500,473,473,500,473,500,473,473,500,473,473,470,473,500,473,478,500,473,500,484,473],"twin_sims":[0.6129461267125497,0.6081363462880833,0.5957389958815796,0.5469561089219037,0.5328286020227728,0.5236203213345946,0.48023038680331076,0.45976845032956726,0.44077466161205214,0.43925728070867215,0.4279950909946768,0.4272588240540762,0.4137178117161081,0.39384744058935245,0.39230298408447467,0.3851767778651028,0.3754075483319135,0.37460590384367665,0.3737783153103236,0.3654260983543473,0.3652376554195884,0.3626637766490472,0.3585234654561016,0.35466055735572194,0.34664617748620374],"twin_dists":[0.12850071232084337,0.12953066592205598,0.13218551488833202,0.14267133252821237,0.14573230962474815,0.14773626077175653,0.15730254191471618,0.16190429722474003,0.16624152577823037,0.16659105095566928,0.16920044548138632,0.1693719977292234,0.17254950105968875,0.1772957199024089,0.17766913589541375,0.17940108651201103,0.18180044382983293,0.18199866907843548,0.18220352812286447,0.18428372532277099,0.18433093134312162,0.1849769371870902,0.1860209982783661,0.18700069265505062,0.18905110324841892],"n_dims_used":45,"mean_confidence":0.9189598931206597},"coverage":{"mean_confidence":0.9189598931206597,"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}}