{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012254","490:4900012321","490:4900012319","490:4900012320","490:4900012678","490:4900012392","490:4900012804","490:4900012677","490:4900012530","490:4900012464","490:4900012812","490:4900012742","490:4900012604","490:4900012390","490:4900012531","490:4900012674","490:4900012806","490:4900012982","490:4900012807","490:4900012871","490:4900012675","490:4900012803","490:4900000380","490:4900012985","490:4900012741"],"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":[0.6028794453424686,0.5254868635303905,0.49926858347136926,0.4354491096790208,0.3585707406128529,0.33439204058554406,0.2905677924284668,0.2854635049289414,0.21831052517352853,0.21201629212871612,0.20563808127284797,0.1756628458003891,0.1566586901366704,0.15104867556527518,0.14403287194231104,0.12271008878471093,0.10744270395052596,0.10385507726668208,0.1012227918415919,0.1010069086024476,0.09767500777692854,0.09408136517813075,0.09373404960328542,0.09345719896653036,0.07668400008913233],"twin_dists":[0.13065631968960092,0.14732943601851298,0.15307691412689486,0.167470353379914,0.18600904226371234,0.19223540608420153,0.2041896556948296,0.2056484557023787,0.2265806848528581,0.2287481787484006,0.23098954663425111,0.24222123003465046,0.2500672994866708,0.2525150922004041,0.2556722845120744,0.2660323273600977,0.2743272338555481,0.27640750173109546,0.2779697150802799,0.27809923995660696,0.2801263270272208,0.28237445216824436,0.2825952912912602,0.28277178834870853,0.29433479992318246],"n_dims_used":45,"mean_confidence":0.9045620388454861},"coverage":{"mean_confidence":0.9045620388454861,"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}}