{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000183","491:4910000675","491:4910000614","491:4910000073","491:4910000193","491:4910000319","491:4910000188","491:4910000331","491:4910000555","491:4910000620","491:4910000165","491:4910000136","491:4910000286","491:4910000406","492:4920006626","491:4910000097","491:4910000464","491:4910000561","491:4910000249","491:4910000469","491:4910000022","491:4910000504","491:4910000372","491:4910000116","491:4910000143"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6140829322410968,0.546606687415039,0.49312483790017647,0.4876370042687434,0.4400709808722003,0.36768879921651487,0.3386692965367667,0.32950233036280013,0.292448894650689,0.29087798304018503,0.27984463528274467,0.2789393802591652,0.26597969743081623,0.25993901119572577,0.24989097312885886,0.23470067371066894,0.23346311132722702,0.23252656442545014,0.23209314523456961,0.23112413853902558,0.22966883738757563,0.2221712787270367,0.22193984639900377,0.2101402927110468,0.20176952439276682],"twin_dists":[0.12825725928149684,0.1427468646952813,0.15443522853716957,0.15565271659291563,0.1664035584227613,0.1837178581859825,0.19111693178490438,0.19352360696235793,0.20365589711297863,0.2041014986174999,0.20727257788449227,0.20753608188825887,0.21136731050650254,0.21319269920122144,0.21628922662079425,0.22112589828175058,0.2215288127744115,0.2218346579236533,0.2219764722570768,0.2222941616625021,0.22277293577610957,0.22527190640350733,0.22534993034058706,0.2294026057940311,0.23237222253341008],"n_dims_used":45,"mean_confidence":0.8903255886501736},"coverage":{"mean_confidence":0.8903255886501736,"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}}