org.lcsim.recon.tracking.digitization.sisim

Class Kpix

java.lang.Object

org.lcsim.recon.tracking.digitization.sisim.Kpix

All Implemented Interfaces:

ReadoutChip

public class Kpix
extends Object
implements ReadoutChip

Author:

tknelson

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	Kpix.ControlRegisters
private static class	Kpix.KpixChannel

Nested classes/interfaces inherited from interface org.lcsim.recon.tracking.digitization.sisim.ReadoutChip

ReadoutChip.ReadoutChannel

Field Summary

Fields

Modifier and Type	Field and Description
private static org.apache.commons.math.distribution.BinomialDistribution	_binomial
(package private) Kpix.KpixChannel	_channel
(package private) Kpix.ControlRegisters	_control_registers
private static org.apache.commons.math.distribution.NormalDistribution	_gaussian
private double	_neighbor_threshold
private double	_noise_threshold
private static Random	_random
private static int	VERSION_NUMBER

Constructor Summary

Constructors

Constructor and Description
Kpix() Creates a new instance of Kpix

Method Summary

Methods

Modifier and Type	Method and Description
private void	addNoise(SiElectrodeDataCollection data, SiSensorElectrodes electrodes)
double	decodeCharge(RawTrackerHit hit)
int	decodeTime(RawTrackerHit hit)
private SortedMap<Integer,List<Integer>>	digitize(SiElectrodeDataCollection data, SiSensorElectrodes electrodes)
static int	drawBinomial(int ntrials, double probability)
static double	drawGaussianAboveThreshold(double prob_above_threshold) Return a random variable following normal distribution, but beyond threshold provided during initialization.
Kpix.KpixChannel	getChannel(int channel_number)
private Kpix.ControlRegisters	getControlRegisters()
static double	normalCDF(double normalized_integration_limit)
SortedMap<Integer,List<Integer>>	readout(SiElectrodeDataCollection data, SiSensorElectrodes electrodes)
void	setNeighborThreshold(double neighbor_threshold) Set the threshold for reading a channel if it's neighbor is above the noise threshold.
void	setNoiseThreshold(double noise_threshold) Set noise threshold for creating noise hits.

Methods inherited from class java.lang.Object

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

Field Detail

VERSION_NUMBER

private static final int VERSION_NUMBER

See Also:

Constant Field Values

_random

private static Random _random

_gaussian

private static org.apache.commons.math.distribution.NormalDistribution _gaussian

_binomial

private static org.apache.commons.math.distribution.BinomialDistribution _binomial

_noise_threshold

private double _noise_threshold

_neighbor_threshold

private double _neighbor_threshold

_control_registers

Kpix.ControlRegisters _control_registers

_channel

Kpix.KpixChannel _channel

Constructor Detail

Kpix

public Kpix()

Creates a new instance of Kpix

Method Detail

getChannel

public Kpix.KpixChannel getChannel(int channel_number)

Specified by:

getChannel in interface ReadoutChip

setNoiseThreshold

public void setNoiseThreshold(double noise_threshold)

Set noise threshold for creating noise hits. Units are number of sigma above the RMS noise.

Parameters:

noise_threshold -

setNeighborThreshold

public void setNeighborThreshold(double neighbor_threshold)

Set the threshold for reading a channel if it's neighbor is above the noise threshold. Units are number of sigma above the RMS noise.

Parameters:

neighbor_threshold -

readout

public SortedMap<Integer,List<Integer>> readout(SiElectrodeDataCollection data,
                                       SiSensorElectrodes electrodes)

Specified by:

readout in interface ReadoutChip

decodeCharge

public double decodeCharge(RawTrackerHit hit)

Specified by:

decodeCharge in interface ReadoutChip

decodeTime

public int decodeTime(RawTrackerHit hit)

Specified by:

decodeTime in interface ReadoutChip

getControlRegisters

private Kpix.ControlRegisters getControlRegisters()

addNoise

private void addNoise(SiElectrodeDataCollection data,
            SiSensorElectrodes electrodes)

digitize

private SortedMap<Integer,List<Integer>> digitize(SiElectrodeDataCollection data,
                                        SiSensorElectrodes electrodes)

normalCDF

public static double normalCDF(double normalized_integration_limit)

drawBinomial

public static int drawBinomial(int ntrials,
               double probability)

drawGaussianAboveThreshold

public static double drawGaussianAboveThreshold(double prob_above_threshold)

Return a random variable following normal distribution, but beyond threshold provided during initialization.