Table 1 The number of documents in each time slice
From: Revealing topics and their evolution in biomedical literature using Bio-DTM: a case study of ginseng
The serial number of slice | The publication date of paper | The number of paper | The serial number of slice | The publication date of paper | The number of paper |
|---|---|---|---|---|---|
1 | 1975–1995 | 389 | 9 | 2010 | 248 |
2 | 1996–2000 | 402 | 10 | 2011 | 343 |
3 | 2001–2003 | 411 | 11 | 2012 | 382 |
4 | 2004–2005 | 340 | 12 | 2013 | 410 |
5 | 2006 | 212 | 13 | 2014 | 426 |
6 | 2007 | 206 | 14 | 2015 | 439 |
7 | 2008 | 210 | 15 | 2016 | 432 |
8 | 2009 | 239 | 16 | 2017 | 295 |