{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002716","490:4900003543","490:4900003544","490:4900002562","490:4900003021","490:4900003156","490:4900003014","494:4940008943","490:4900003422","490:4900002866","490:4900003679","490:4900003541","490:4900002411","490:4900001256","490:4900002872","490:4900002413","490:4900002865","490:4900002717","490:4900003289","490:4900003678","490:4900003163","490:4900002561","490:4900002263","490:4900003013","490:4900003408"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6197642035715343,0.4347039801161419,0.42323033688386547,0.39669791489565254,0.37093467017273607,0.365320185576668,0.3502514928714923,0.34455432619782606,0.34049364678309507,0.31846989555539645,0.31429201614256697,0.3035423104236569,0.25864975858997785,0.2485488567781954,0.23948694542940588,0.2098342953503307,0.20515410049062313,0.18842053095333694,0.1677783007044239,0.15682383293029548,0.1461267149673755,0.14487653694370844,0.13216519482506092,0.1294083721059026,0.12751766516898183],"twin_dists":[0.12704037822381975,0.16764275942739704,0.1703128208804826,0.17660831219980183,0.18290914564775101,0.18431025556347091,0.1881256790402346,0.1895903748909307,0.1906421942851467,0.19646943757932112,0.19759990205588596,0.20054860459441173,0.21358572497636874,0.21670879258628706,0.21958057216039875,0.2295097263208471,0.2311615471887257,0.23728882379450464,0.24539830323029482,0.24999622252709874,0.2547183474482656,0.2552866896536482,0.26128362667379307,0.2626409084326028,0.2635844474240892],"n_dims_used":44,"mean_confidence":0.9205870194868608},"coverage":{"mean_confidence":0.9205870194868608,"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}}