{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001449","491:4910001629","491:4910002021","491:4910001076","491:4910002012","491:4910002020","491:4910001628","491:4910001634","491:4910002365","491:4910001515","491:4910002114","491:4910001693","491:4910001457","491:4910001911","491:4910001325","490:4900006199","491:4910002464","491:4910001966","490:4900001911","490:4900006313","491:4910001856","491:4910002714","491:4910001452","490:4900005681","490:4900006311"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490,490,491,491,491,490,490],"twin_sims":[0.5385729091388672,0.5136868267987367,0.4784755610151637,0.3364216003993339,0.2839059742679123,0.26057272233478074,0.25191414579102994,0.24642369146265664,0.24394608967991704,0.22417562529905216,0.2145043066611557,0.2104102768656552,0.19101474460574738,0.1835790135812783,0.1814517623583248,0.17111400953973738,0.16006889646140532,0.15772094376917925,0.15650963824060332,0.14753312870018703,0.14665157848278873,0.1339759219773172,0.12761416079453822,0.12334873770918131,0.11375235941090146],"twin_dists":[0.14448586601955782,0.14990705923808736,0.15769459975381322,0.19170373065009283,0.20609670816226106,0.21299996324323955,0.21565946566134608,0.21737613273564577,0.21815883421887078,0.2245984282106548,0.22788627884532237,0.2293081803922211,0.23631480471060468,0.23913205792878398,0.23995276747538619,0.24404139981904654,0.24861050196273476,0.24961106026667093,0.25013149796642775,0.2540832636091696,0.25448081224596264,0.26040370273111013,0.2635360367868463,0.26570299349890675,0.27079571713356365],"n_dims_used":44,"mean_confidence":0.8949011022394354},"coverage":{"mean_confidence":0.8949011022394354,"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}}