{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004866","490:4900005142","490:4900004724","490:4900005277","490:4900002952","490:4900006182","490:4900004869","470:4700004157","490:4900003614","466:4660000796","466:4660000266","490:4900002490","490:4900006174","490:4900005003","490:4900005907","470:4700007033","496:4960000189","490:4900005004","490:4900005410","490:4900005541","490:4900007391","490:4900005400","490:4900004585","470:4700003146","496:4960007850"],"twin_admin_codes":[490,490,490,490,490,490,490,470,490,466,466,490,490,490,490,470,496,490,490,490,490,490,490,470,496],"twin_sims":[0.6913070525919095,0.6806136707831284,0.6198648525132876,0.5543966827742877,0.5337159945972194,0.47319226868300274,0.4636570577052993,0.46269989521639443,0.45391546802695976,0.44802932454598965,0.4439295234336274,0.4207571278267845,0.41213555093040777,0.4116412952706215,0.4102490550329374,0.4061357284261209,0.40430636281418747,0.40362080845057285,0.3982714604303186,0.396533607411164,0.394846806760807,0.39337361836366613,0.3916771840203249,0.3868327547827846,0.38483907352813895],"twin_dists":[0.11159705840259118,0.11392893695433665,0.12701881616464267,0.14106483683892096,0.14553958110787574,0.15887780026737514,0.16102447335530667,0.1612407958283329,0.16323361021220373,0.16457681421655912,0.1655163043906789,0.17089227392798548,0.17292367109987866,0.17304067988102464,0.1733706057479148,0.17434825125492256,0.17478446204106982,0.17494815927094787,0.17622981588299158,0.17664787393177803,0.17705445661901317,0.177410207387447,0.17782063539327447,0.1789972794175518,0.17948353635509512],"n_dims_used":45,"mean_confidence":0.9026014539930556},"coverage":{"mean_confidence":0.9026014539930556,"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}}