{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004339","490:4900003499","490:4900003366","490:4900003779","490:4900005427","490:4900003920","490:4900007046","490:4900002963","490:4900003769","490:4900004205","490:4900003921","490:4900002964","490:4900006553","490:4900004068","490:4900004346","490:4900003105","491:4910001340","490:4900003911","490:4900003919","490:4900002064","490:4900005027","491:4910002159","490:4900005825","490:4900005162","490:4900004052"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490],"twin_sims":[0.46111607429434637,0.4318125982746524,0.4077700797538264,0.30143702506380693,0.28429578279891266,0.2548125026452088,0.23620914302040127,0.21233215391161822,0.2014484855891111,0.19368332059836146,0.19098968713228073,0.1894405389348515,0.18358183146844262,0.170690133089046,0.16500893722309454,0.16267019948284872,0.1582812467787177,0.14060056713874855,0.1263284195058832,0.12601676429594402,0.11593856087911011,0.11401076697612296,0.10109644855442011,0.10106477019569073,0.09663085741779096],"twin_dists":[0.16159909147568413,0.1683128845920128,0.17395928074717698,0.20113312246150947,0.205984383833731,0.21476287186440943,0.22063666161577847,0.22863837963517117,0.23248778138048562,0.2353224518686512,0.23632416840070716,0.2369047413098515,0.23913097522885615,0.24421276552576685,0.24653965803110034,0.24751436338746724,0.2493713118225453,0.25725852808241284,0.2641833677688415,0.26434102802834625,0.2696073535234337,0.27065434257153204,0.2780454918445677,0.2780645031444226,0.28077273139916836],"n_dims_used":45,"mean_confidence":0.898142581515842},"coverage":{"mean_confidence":0.898142581515842,"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}}