Corpus Create Annotation Schema By Chemical Tagger

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The user can perform a Chemical Tagger NER (for more details please visit http://gate.ac.uk/sale/tao/splitch21.html#sec:parsers:chemistrytagger ).

Selecting Corpus, the user must press right mouse button an select Corpus -> NER -> Chemical Tagger

Corpus Process NER Chemical Tagger.png

A GUI will be presented. The user can select targets

NER ChemicalTagger1.png
  • Ion(e.g. Fe3+, Cl-).
  • Compound formulas (e.g. SO2, H2O, H2SO4 ...).
  • Element names and symbols (e.g. Sodium and Na).

Pressing Ok button the operations has lanched. Chemical Tagger NER operation will start and a small window will appear, indicating the execution of the operation and estimate time left and progress. The NER operation will take a few minutes or hours depending number of documents, document size and total resources terms.

When process finishing , a new NER Process object will be added to the Corpus Process View.

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