{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010112","490:4900009498","490:4900008531","490:4900010008","490:4900009391","490:4900010204","490:4900008089","490:4900009494","490:4900010897","466:4660005191","490:4900008420","490:4900009404","490:4900001397","490:4900009402","490:4900008522","490:4900009510","490:4900008408","490:4900008181","490:4900009590","466:4660004476","490:4900010886","490:4900009295","490:4900010198","490:4900009288","490:4900008853"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.44580953951237784,0.3970952669663461,0.3344813038930179,0.3128851373173641,0.30138333737384637,0.29298858577268044,0.2671699731331518,0.26388251914157135,0.254187214411743,0.2536164434678331,0.24891570880332714,0.24400107772016927,0.23815423208248204,0.22790690596479468,0.21781357951029853,0.2154590160808035,0.1635747411505386,0.1614755100254607,0.15184420342653746,0.14842525570504062,0.14738006420851785,0.14227733404585938,0.13676500037698744,0.1355847342637555,0.1315628993375166],"twin_dists":[0.1650850807454024,0.17651266939292717,0.19221198538516396,0.19798249584610084,0.20114805950932757,0.20350313752389426,0.2110106906363378,0.2119980746622648,0.21495575152877214,0.2151320776869526,0.21659396530600786,0.2181414074178435,0.2200088213918491,0.22335527514350556,0.2267502713653934,0.22755734120571758,0.24713618640491708,0.24801619032052344,0.25216396883786024,0.2536827277284217,0.2541521642148505,0.25648005381675965,0.2590656601744136,0.25962936441502615,0.26157832292668104],"n_dims_used":45,"mean_confidence":0.9179667154947917},"coverage":{"mean_confidence":0.9179667154947917,"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}}