{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001554","490:4900001549","490:4900003306","490:4900003180","490:4900003853","490:4900004693","490:4900001283","490:4900004538","490:4900002890","490:4900002136","490:4900002590","490:4900002745","490:4900001282","490:4900006761","490:4900007609","490:4900005489","490:4900004825","490:4900006764","490:4900001533","490:4900001984","490:4900004262","490:4900012636","490:4900002599","490:4900003311","490:4900002132"],"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":[0.7643887692876412,0.6811320543353473,0.6458704846910139,0.6232995846391541,0.5780908607655852,0.5696684114573707,0.5380909991250227,0.5371777352582595,0.5279840166007549,0.5259211280161129,0.5108392554879054,0.49529052508612387,0.48502520358366075,0.4562624185556987,0.43710685288674883,0.4351835148325786,0.43358922643115394,0.43187878951086095,0.42776160462504564,0.4256226372132585,0.41600656469443753,0.41186859786067526,0.4114429230056141,0.4110770601458819,0.40185275744179455],"twin_dists":[0.095204069065902,0.1138161616888501,0.12143872712821395,0.12628288876952967,0.1359686300653741,0.13777728380112877,0.14459033351239667,0.1447883587283252,0.14678566782806093,0.14723483176020363,0.15053123242404068,0.1539558674374378,0.1562336019017499,0.16269983626507187,0.16708721000517515,0.16753179247561426,0.1679009089863779,0.16829752350153568,0.16925483530200677,0.16975367102424652,0.17200935596044384,0.17298686125681695,0.17308765925345468,0.17317433044329764,0.17537091363195978],"n_dims_used":45,"mean_confidence":0.9194742838541666},"coverage":{"mean_confidence":0.9194742838541666,"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}}