Package trclib.dataprocessor

Class TrcSpuriousFilter

java.lang.Object

trclib.dataprocessor.TrcFilter

trclib.dataprocessor.TrcSpuriousFilter

public class TrcSpuriousFilter
extends TrcFilter

This class implements the Spurious Data filter. It is used for detecting and discarding bogus sensor data. When spurious data is detected, it is discarded and the previous data is returned.

Field Summary

Fields

Modifier and Type	Field	Description
private final double	distanceThreshold
private Double	prevData

Fields inherited from class trclib.dataprocessor.TrcFilter

instanceName, tracer

Constructor Summary

Constructors

Constructor	Description
TrcSpuriousFilter(String instanceName, double distanceThreshold)	Constructor: Create an instance of the object.

Method Summary

Modifier and Type	Method	Description
double	filterData(double data)	This method returns the filtered data.
void	reset()	This method resets the filter.

Methods inherited from class trclib.dataprocessor.TrcFilter

toString

Methods inherited from class java.lang.Object

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

Field Details

distanceThreshold

private final double distanceThreshold

prevData

private Double prevData

Constructor Details

TrcSpuriousFilter

public TrcSpuriousFilter(String instanceName,
 double distanceThreshold)

Constructor: Create an instance of the object.

Parameters:

instanceName - specifies the instance name.

distanceThreshold - specifies the distance threshold from previous data point to be considered spurious.

Method Details

reset

public void reset()

This method resets the filter.

Specified by:

reset in class TrcFilter

filterData

public double filterData(double data)

This method returns the filtered data.

Specified by:

filterData in class TrcFilter

Parameters:

data - specifies the data value to be filtered.

Returns:

filtered data.