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Absence of citations of authors and papers within NLP4NLP+5.
| Number | Percentage | Previous | |
|---|---|---|---|
| 2020 | % 2015 | ||
| Papers never referenced | 31,603 | 37 | 44 |
| Papers never referenced (aside self ref) | 40,111 | 47 | 54 |
| Authors never referenced | 23,850 | 36 | 42 |
| Authors never referenced (aside self ref) | 25s ,281 | 38 | 44 |
