model, top_k, BLEU, METEOR, ROUGEL, BERTScore F1
flan-t5-xl, 8, 0.3, 0.45, 0.49, 0.43
flan-t5-xl+unlimiformer, 8, 0.32, 0.46, 0.5, 0.44
flan-t5-xl+unlimiformer, 16, 0.33, 0.47, 0.51, 0.46
flan-t5-xl+unlimiformer, 24, 0.31, 0.45, 0.48, 0.43