org.apache.ctakes.smokingstatus.machine

Class NegationFSM

java.lang.Object

org.apache.ctakes.smokingstatus.machine.NegationFSM

public class NegationFSM
extends java.lang.Object

Uses one or more finite state machines to detect dates in the given input of tokens.

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Set<Machine>	iv_machineSet
private java.util.Set<java.lang.String>	iv_modalVerbsSet
private java.util.Set<java.lang.String>	iv_negAdjectivesSet
private java.util.Set<java.lang.String>	iv_negCollocSet
private java.util.Set<java.lang.String>	iv_negColPartSet
private java.util.Set<java.lang.String>	iv_negDeterminersSet
private java.util.Set<java.lang.String>	iv_negParticlesSet
private java.util.Set<java.lang.String>	iv_negPrepositionsSet
private java.util.Set<java.lang.String>	iv_negVerbsSet
private java.util.Set<java.lang.String>	iv_regNounsSet
private java.util.Set<java.lang.String>	iv_regPrepositionsSet
private java.util.Set<java.lang.String>	iv_regVerbsSet

Constructor Summary

Constructors

Constructor and Description
NegationFSM() Constructor

Method Summary

Methods

Modifier and Type	Method and Description
java.util.Set<NegationIndicator>	execute(java.util.List<?> tokens) Executes the finite state machines.
private Machine	getAdjNegIndicatorMachine() recognizes "A B ..." where A is unremarkable, unlikely, or negative and B is of, in, for, or with
private Machine	getAspectualNegIndicatorMachine()
private Machine	getNominalNegIndicatorMachine() should recognize: A B B C B D* C

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

iv_modalVerbsSet

private java.util.Set<java.lang.String> iv_modalVerbsSet

iv_negParticlesSet

private java.util.Set<java.lang.String> iv_negParticlesSet

iv_regVerbsSet

private java.util.Set<java.lang.String> iv_regVerbsSet

iv_negVerbsSet

private java.util.Set<java.lang.String> iv_negVerbsSet

iv_negPrepositionsSet

private java.util.Set<java.lang.String> iv_negPrepositionsSet

iv_negDeterminersSet

private java.util.Set<java.lang.String> iv_negDeterminersSet

iv_regNounsSet

private java.util.Set<java.lang.String> iv_regNounsSet

iv_regPrepositionsSet

private java.util.Set<java.lang.String> iv_regPrepositionsSet

iv_negAdjectivesSet

private java.util.Set<java.lang.String> iv_negAdjectivesSet

iv_negCollocSet

private java.util.Set<java.lang.String> iv_negCollocSet

iv_negColPartSet

private java.util.Set<java.lang.String> iv_negColPartSet

iv_machineSet

private java.util.Set<Machine> iv_machineSet

Constructor Detail

NegationFSM

public NegationFSM()

Constructor

Method Detail

getAspectualNegIndicatorMachine

private Machine getAspectualNegIndicatorMachine()

getNominalNegIndicatorMachine

private Machine getNominalNegIndicatorMachine()

should recognize:

• A
• B
• B C
• B D* C

where A is one of

• without
• absent
• none

and B is one of

• no
• any
• neither
• nor
• never

and C is one of

• evidence
• indication
• indications
• sign
• signs
• symptoms
• symptom
• sx
• dx
• diagnosis
• history
• hx
• findings

and D is anything

Returns:

getAdjNegIndicatorMachine

private Machine getAdjNegIndicatorMachine()

recognizes "A B ..." where A is unremarkable, unlikely, or negative and B is of, in, for, or with

execute

public java.util.Set<NegationIndicator> execute(java.util.List<?> tokens)
                                         throws java.lang.Exception

Executes the finite state machines.

Parameters:

tokens -

Returns:

Set of DateToken objects.

Throws:

java.lang.Exception