{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002528","490:4900001916","490:4900001238","490:4900001770","490:4900002677","490:4900001921","490:4900002678","490:4900001929","490:4900001775","491:4910001208","490:4900002676","490:4900002690","490:4900001633","490:4900002380","490:4900002400","490:4900003118","490:4900002078","490:4900003533","490:4900002542","490:4900002533","490:4900002225","490:4900001123","490:4900002228","490:4900002230","490:4900002976"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48467691594174644,0.41655040255092246,0.2886094422314976,0.26335089639273845,0.24919271660321843,0.24537970595089914,0.23484749165306634,0.22097379355607039,0.2100638907447914,0.19225192514413247,0.17548858090770147,0.16684513399322243,0.15802184678513034,0.15161020236006076,0.14653670689181955,0.13382300146270187,0.1325430106061471,0.12026151478947442,0.11754937808410751,0.11436002071173629,0.10393206004804559,0.1033676625392134,0.09368828891797343,0.09304268484500552,0.08904441599122999],"twin_dists":[0.15631113644454755,0.1718811987712755,0.2047475239053224,0.2121584665101483,0.21650733170748288,0.2177053182490491,0.221078191081687,0.2256762088638667,0.22942934190300174,0.23585354624998167,0.2422903365565817,0.24578136720551486,0.2494822296214706,0.2522671095968907,0.254532745361619,0.2604776676575922,0.26109928152638573,0.26730722789903505,0.2687427209267573,0.2704636575626038,0.27636228092003234,0.2766944241938027,0.28262443612273164,0.28303682114099765,0.2856423924031836],"n_dims_used":45,"mean_confidence":0.91353759765625},"coverage":{"mean_confidence":0.91353759765625,"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}}