{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011035","490:4900011864","490:4900011922","490:4900011530","490:4900011789","490:4900011989","490:4900010949","490:4900012122","490:4900011595","490:4900012137","490:4900011111","490:4900011724","490:4900011664","490:4900011461","490:4900011799","490:4900011186","490:4900011119","490:4900011920","490:4900012188","490:4900011401","490:4900011462","490:4900011661","490:4900010531","490:4900011731","490:4900010702"],"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":[0.5629215591201037,0.5355293373629532,0.527538698656372,0.4611455072850875,0.4574443301003992,0.4461048709310197,0.4214845412907683,0.40979627188787204,0.3854483294701721,0.37118601545039415,0.36795972392799686,0.3628407943042646,0.34667465877419945,0.34361288139652996,0.3335279705606994,0.33178347662961155,0.3308098852482578,0.329596876190975,0.32229454347991204,0.3215694543418761,0.3198682218055957,0.3188738127143528,0.308200510421258,0.29835427857080726,0.2956852991587024],"twin_dists":[0.13922823528982128,0.14514595198467878,0.14688259673256185,0.16159242911712793,0.16243140854592739,0.16501740307857277,0.17072169837905515,0.1734780096738014,0.17933481268009643,0.18284666972876326,0.18365022115465596,0.18493243423825853,0.18904377277091752,0.18983364235300507,0.1924622947593913,0.19292134463307706,0.19317811118358402,0.1934985998593421,0.19544185169768408,0.1956361378067635,0.19609294412454922,0.19636058927567163,0.19926358634691368,0.20199333912069845,0.20274231698534528],"n_dims_used":45,"mean_confidence":0.910328843858507},"coverage":{"mean_confidence":0.910328843858507,"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}}