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Abstractive Summarization research benchmarks · SOTA2 Research

Abstractive Summarization

Benchmarks

Dataset NameSOTA MethodSort

Dataset NameSOTA methodMetricTrendResultsLast Updated

28.97ROUGE-2

73

Feb 26, 2026

Gigaword (test)

39.81ROUGE-1

58

Feb 26, 2026

CNN/Daily Mail non-anonymous (test)

44.16ROUGE-1

52

Feb 26, 2026

CNN/DailyMail full length F-1 (test)

DCA MLE+SEM+RL, mpgen, with-comm, with caa (m7)

41.69ROUGE-1

48

Feb 26, 2026

21.1ROUGE-2

47

Feb 26, 2026

40.4ROUGE-L

44

Feb 26, 2026

mT5-small (Student)

49.1ROUGE-L

34

Apr 6, 2026

Gigawords (test)

36.96ROUGE-1

27

Feb 26, 2026

22.12ROUGE-2

26

Feb 26, 2026

40.67ROUGE-1

25

Jun 9, 2026

44.51ROUGE-1

25

Feb 26, 2026

CNN/DailyMail (test)

40.19ROUGE-L

21

Jun 5, 2026

CNN/DailyMail Summarization

1.597Hamming Distance

20

Feb 26, 2026

67.21Language Democratization

20

Mar 19, 2026

Claude Instant + SigExt

53.7R-1

20

Feb 26, 2026

MeetingBank (test)

54.1ROUGE-L F-score

18

Feb 26, 2026

36.51ROUGE-L

18

Feb 27, 2026

Multi-source Sequence-to-Sequence Model with Hierarchical Attention

48.9Content F1

18

Feb 26, 2026

New York Times (test)

57.75ROUGE-1

18

Feb 26, 2026

43.91ROUGE-1

16

Mar 18, 2026

0.162ROUGE-2

16

Feb 26, 2026

CNNDM full (test)

42ROUGE-1

16

Feb 26, 2026

Annotated English Gigaword (test)

39.61ROUGE-1

15

Feb 26, 2026

XL-Sum Ukrainian (test)

6.52BLEU Score

14

May 12, 2026

SummScore - LEAD-3

42.05ROUGE-1

14

Feb 26, 2026

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