{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000705","497:4970000499","490:4900012224","490:4900010819","490:4900011139","491:4910001449","491:4910001457","490:4900004602","490:4900006199","497:4970000238","490:4900012583","490:4900005017","491:4910004961","491:4910001633","491:4910004910","490:4900005681","491:4910002714","491:4910001076","490:4900012366","491:4910001856","490:4900012438","491:4910001693","491:4910002365","491:4910005416","490:4900012227"],"twin_admin_codes":[497,497,490,490,490,491,491,490,490,497,490,490,491,491,491,490,491,491,490,491,490,491,491,491,490],"twin_sims":[0.2639872699328231,0.23909641490436997,0.054825907219700334,0.04050920961867187,0.039341470091423664,0.03618936886386768,0.03476226377066823,0.033201832745133976,0.031073737977918636,0.029468492228524327,0.02858604296540296,0.027549407622958502,0.027325343403136092,0.02695587196269725,0.025834163089501795,0.02454301843347549,0.024192389863106258,0.02392272171133422,0.023214622251883858,0.022767308626550537,0.022408131910895322,0.021527871023975943,0.021309080889715063,0.02013992548498727,0.02011952813808186],"twin_dists":[0.2119664949164715,0.2197059028237727,0.312972855448161,0.3288788197330733,0.33037558250072796,0.3346122283421999,0.33663421286573403,0.33892763461668723,0.34220841835916105,0.3448129064907757,0.34629695343304473,0.34809145315494533,0.34848694728450497,0.3491452402154254,0.35119259765721617,0.3536464807263808,0.3543321232363857,0.35486532702536816,0.3562906217002482,0.35721054500086635,0.35796063367749603,0.3598440674992832,0.36032257376994525,0.3629545157601868,0.3630016029916264],"n_dims_used":44,"mean_confidence":0.8884553042325106},"coverage":{"mean_confidence":0.8884553042325106,"n_dims_used":44,"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}}