THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Overview of NE Contexts (probable/possible, family history of, or history of) and (negated)
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As of cTAKES 2.5, NE Contexts is no longer a part of the default pipeline. Instead the newer assertion annotator is used to identify general attributes of EntityMentions (but not attributes specific to a single type of named entity such as the dosage attribute of a medication) |
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To better understand the context annotator code you should start by reading the Javadocs for the class edu.mayo.bmi.uima.context.ContextAnnotator.java. It provides a conceptual overview of how the code works. |
Negation annotator
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Are the following SourceForge items still relevant to cTAKES 3.0 and beyond?
The negation detection annotator is a pattern-based (no MaxEnt models required/used) approach that uses finite state machines and is roughly based on the popular NegEX algorithm described in the cTAKES documentation on SourceForge introduced by Wendy Chapman (University of Pittsburgh)
What follows is an explanation of how negation is performed using the context annotator.
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