{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009061","490:4900009991","490:4900011722","490:4900009584","490:4900009169","490:4900010272","490:4900009170","490:4900011123","490:4900010879","490:4900009276","490:4900009589","490:4900009891","490:4900010075","490:4900012004","490:4900009774","490:4900011997","490:4900009984","490:4900007861","490:4900010194","490:4900009168","490:4900009585","490:4900011798","490:4900009511","490:4900010543","490:4900009055"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25515182717816004,0.2424091969507505,0.23561797914515548,0.23475324072989281,0.21413098594417074,0.2126808241560019,0.21265104587552233,0.20570926162330758,0.20089273246011533,0.1914869999257641,0.19055665808416644,0.17910247734192683,0.17835961499911598,0.17381774455211318,0.17109014565919822,0.16847329687526838,0.16790602270920055,0.16404975544985276,0.1599112492374778,0.14890679914037014,0.14536797997176085,0.14366122996049296,0.14320949071259217,0.14166856192010233,0.14132855079717824],"twin_dists":[0.21465832771654117,0.21864693631994553,0.2208281475184,0.2211088148450573,0.2280151723353864,0.2285173041127129,0.22852763935034326,0.23096427341582831,0.23268812620891746,0.23613848841103247,0.23648612202911756,0.24086708394302914,0.24115796607923146,0.24295542088588595,0.2440510394718422,0.24511400349893334,0.24534599294233647,0.24693819516797844,0.2486773460761879,0.2534672683655585,0.25506284355433945,0.2558426742344716,0.2560502279607618,0.2567618955922728,0.2569197021347949],"n_dims_used":45,"mean_confidence":0.9138704087999132},"coverage":{"mean_confidence":0.9138704087999132,"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}}