{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002313","491:4910001694","491:4910001574","491:4910001754","491:4910003062","490:4900002218","491:4910001390","491:4910001516","491:4910002011","491:4910001077","491:4910001209","490:4900006669","491:4910002018","490:4900005016","491:4910002417","491:4910001635","491:4910002518","491:4910001917","490:4900005939","490:4900002367","497:4970000636","491:4910001910","491:4910002915","491:4910003014","497:4970000216"],"twin_admin_codes":[491,491,491,491,491,490,491,491,491,491,491,490,491,490,491,491,491,491,490,490,497,491,491,491,497],"twin_sims":[0.35396997278764397,0.1376827213521397,0.114182019757687,0.08500782154216727,0.0523052849088599,0.04728926962236675,0.039086655126436436,0.0370246767761205,0.03294017618612845,0.032647800654453864,0.027051539982398228,0.023819967299392994,0.01852637260309992,0.01818164640261528,0.016592263009497284,0.01613233660392936,0.013853626634295145,0.01203683585276917,0.011636794185460637,0.011630324535946193,0.009751110650695975,0.008120371462783224,0.007503611197070349,0.007344751250037508,0.006967851850717616],"twin_dists":[0.18717641525372944,0.2586298614826782,0.27056078615921325,0.28836886204047857,0.31549920653516983,0.32084370968912135,0.33070717635850905,0.3334599554943258,0.33932116218439257,0.33976405952322775,0.34897404488261285,0.3550698693787682,0.36681485035556527,0.3676775239495345,0.3718503567199822,0.37312330092230167,0.379944842846651,0.38613516189871533,0.38760880434781037,0.3876330039739679,0.3952272526796212,0.4029618117765744,0.4062548233626205,0.4071423011162912,0.40931890481902616],"n_dims_used":44,"mean_confidence":0.8939710096879439},"coverage":{"mean_confidence":0.8939710096879439,"n_dims_used":44,"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}}