{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012444","490:4900012661","490:4900012521","490:4900012372","490:4900012377","490:4900012656","490:4900012373","490:4900012449","490:4900013126","490:4900012299","490:4900012522","490:4900012525","490:4900012454","490:4900012726","490:4900012728","490:4900012793","490:4900012524","490:4900012663","490:4900013123","490:4900012591","490:4900013162","490:4900012664","490:4900013223","490:4900012665","490:4900012929"],"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":[0.41405929828495563,0.32553444583932695,0.3156443212489151,0.287482719829272,0.24969164999993007,0.23997664835455615,0.23054549730349597,0.22362186257373892,0.2199953524080438,0.212049774946304,0.19128687609630649,0.17595270041288658,0.17232306473572068,0.16393202676117516,0.16365541396534786,0.15611738773710765,0.15513649997969398,0.15102552532310953,0.15080101213682065,0.15012678743720478,0.14387918078381873,0.13902174239820786,0.13052394697067884,0.12667735106456332,0.11744111584709577],"twin_dists":[0.17246882851542356,0.19457668938073092,0.19723306519367265,0.20506951450255273,0.21635144672480927,0.2194236023092027,0.22248428798234204,0.22478409481436026,0.22600764536426987,0.22873653428253088,0.23621316746295803,0.2421063933384309,0.2435542656497927,0.24698722708886972,0.24710253177493605,0.2503006587519723,0.25072503752267405,0.2525253303966017,0.25262468130175586,0.2529236929046876,0.2557427089365964,0.2579978796572385,0.26208906876747723,0.26400719972116665,0.2688005466388923],"n_dims_used":45,"mean_confidence":0.9125275505913628},"coverage":{"mean_confidence":0.9125275505913628,"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}}