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Table 1 The values of precision (P), recall (R) and F value (F) of MeSH Automated Annotation (MAA) on title and full abstract; title, first and last sentences of abstract and title-only annotations respectively, with a series of algorithmic filters added cumulatively.

From: Automated annotation of chemical names in the literature with tunable accuracy

  MAA on title and full abstract MAA on title, first and last sentences of abstract MAA on title-only
  P R F P R F P R F
Free Text 0.272 0.651 0.384 0.401 0.399 0.400 0.545 0.297 0.385
Relative Nodes 0.318 0.764 0.450 0.483 0.511 0.497 0.627 0.385 0.477
MeSH Filter 0.538 0.735 0.621 0.710 0.480 0.573 0.861 0.366 0.513
Tokens&Rules 0.578 0.704 0.635 0.750 0.451 0.563 0.907 0.331 0.485
Proteins&Genes 0.581 0.702 0.635 0.759 0.443 0.560 0.914 0.328 0.482
TP Filter 0.025 0.660 0.651 0.655 0.828 0.409 0.547 0.942 0.304 0.460
TP Filter 0.15 0.677 0.647 0.661 0.844 0.405 0.548 0.949 0.302 0.458
TP Filter 0.30 0.687 0.634 0.660 0.852 0.399 0.543 0.952 0.297 0.452
TP Filter 0.40 0.716 0.589 0.646 0.871 0.371 0.521 0.960 0.277 0.430