{ "seed": 20261015, "val_fraction_of_original_test": 0.5, "counts_before_filtering": { "train": 5617, "test": 681, "val": 681 }, "holdout_connected_groups": 150, "largest_holdout_group": 310, "grouping": [ "individual antigen cluster", "antibody cluster", "Ab-Ag cluster", "PDB ID", "exact antigen full/observed chain", "exact antibody pair" ], "scope": "Supplied clusters and exact identities; no new all-pairs similarity search.", "original_test_previously_unused": true, "counts_after_filtering": { "train": 5617, "val": 681, "test": 681 } }