ResearchBenchmarksAspect-Opinion Pair Extraction on D20a Lap14Aspect-Opinion Pair Extraction on D20a Lap14Follow71.67F1-scoreDiffuSent51.941257.063162.18567.3069May 31, 2026Evaluation resultsMethodMethodLinksF1-scoreDiffuSentPLM=Bert-basePLM=Bert-base2026.0571.67MvPPLM=T5-basePLM=T5-base2026.0571.38LEGO-ABSAPLM=T5-basePLM=T5-base2026.0571.3SK2PLM=Bert-largePLM=Bert-large2026.0568.12SyMuxPLM=RobertaPLM=Roberta2026.0567.64BART-GENPLM=Bart-basePLM=Bart-base2026.0566.11Dual-MRCPLM=Bert-basePLM=Bert-base2026.0563.37ChatGPT-42026.0552.7