{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012322","490:4900012319","490:4900012254","490:4900012804","490:4900012677","490:4900012530","490:4900012812","490:4900012678","490:4900012982","490:4900012803","490:4900012866","490:4900012531","490:4900012871","490:4900012320","490:4900012806","490:4900012985","490:4900012392","490:4900012799","490:4900012387","490:4900012675","490:4900012742","490:4900012802","490:4900012872","490:4900000380","490:4900013021"],"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":[0.5254868635303905,0.4029197087101766,0.3657885723870754,0.3519618517693412,0.337783132795493,0.2232161333485482,0.21633040338021298,0.19980150836099653,0.1429969125922479,0.13727988515457093,0.1186879804894596,0.11201649583811238,0.10995096254053074,0.10881119093048769,0.09544384348104443,0.0852676079384155,0.08486354845340535,0.08344851698433416,0.07559892191315858,0.07281542439698578,0.06640017175664506,0.06627689514805506,0.06461459336976612,0.05643935791886545,0.05558332137331825],"twin_dists":[0.14732943601851298,0.17511569758335993,0.18419295796131543,0.18768840503188608,0.19134802808625204,0.22492032296008627,0.22725796834480103,0.233082617481459,0.25614806625046577,0.25882088807383513,0.26813702096201414,0.27175187578580395,0.2729046397920083,0.2735479268120109,0.28151428203534506,0.2881903249121897,0.28846820103763865,0.28944972881842146,0.2951503525483528,0.2972865013381345,0.3024740638136081,0.30257767344115327,0.3039903735155013,0.31140579346098407,0.312232534866168],"n_dims_used":45,"mean_confidence":0.9103298611111111},"coverage":{"mean_confidence":0.9103298611111111,"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}}