{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004211","490:4900001639","490:4900003796","490:4900001501","490:4900004074","490:4900003932","490:4900001502","490:4900001640","490:4900002684","490:4900001637","490:4900001778","490:4900003797","490:4900003248","490:4900003941","490:4900001369","490:4900001780","490:4900004363","490:4900001779","490:4900001122","490:4900003940","490:4900002547","490:4900004489","490:4900002834","490:4900001243","490:4900001105"],"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":[0.861345411965887,0.4086208315746301,0.3965694720098377,0.38400155646333445,0.35737687729882334,0.3491484390898674,0.3417363055583711,0.3067926092070963,0.30407013612418304,0.30299696415996513,0.27990465517527663,0.23993504642997365,0.23103625484577164,0.1926887214755876,0.1830045628588212,0.1823798403854623,0.17796561787636964,0.17527767047302875,0.1720496956431791,0.17191424637359065,0.16921823688664245,0.1655570078882876,0.16486311842235163,0.16425776626058702,0.15920717537262605],"twin_dists":[0.07095942645725208,0.1737570778173572,0.1766392378602866,0.1796881634243867,0.1863112216055903,0.18840828088604447,0.1903196065574949,0.19965078219277968,0.2004024271621978,0.2006997893172433,0.20725512545923516,0.2194369293353234,0.22232301772201304,0.2356911895633109,0.2393530208566751,0.2395938770766025,0.24131259243352543,0.24237404068928645,0.24366419272193193,0.24371870585828945,0.24481020850442625,0.24631268738132367,0.2466001371780263,0.2468516245169226,0.24897646741516027],"n_dims_used":45,"mean_confidence":0.9176035563151042},"coverage":{"mean_confidence":0.9176035563151042,"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}}