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Table 11 Example of a token sequence tagged with matches against our affix lists.

From: Optimising chemical named entity recognition with pre-processing analytics, knowledge-rich features and heuristics

 

Prefixes

Suffixes

Token

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Incubation

O

O

O

O

O

O

with

O

O

O

O

O

O

diisopropyl

di

O

O

yl

O

O

fluorophosphate

O

O

fluo

O

ate

O

and

O

O

O

O

O

O

bis-(4-nitrophenyl)

O

O

O

O

O

O

phosphate

O

O

O

O

ate

O