Assay Transfer Raw Pair V13.1.1 Intern - Bioavailability
V13.1.1 preserves the exact ordered V13.0.1 membership across 610,310 train,
3,456 validation-ranking, and 3,456 test-ranking
rows. Only target-derived fields change. Its second CDF is fit on every distinct-record unordered
pair in train, including pairs whose records share a normalized parent.