org.spectrumauctions.sats.opt.model.srvm

Class SRVM_MIP

java.lang.Object

org.spectrumauctions.sats.opt.model.ModelMIP

org.spectrumauctions.sats.opt.model.srvm.SRVM_MIP

All Implemented Interfaces:

WinnerDeterminator<SRVMLicense>

public class SRVM_MIP
extends ModelMIP
implements WinnerDeterminator<SRVMLicense>

Author:

Fabio Isler

Field Summary

Fields

Modifier and Type	Field and Description
static BigDecimal	highestValidVal If the highest possible value any bidder can have is higher than MIP.MAX_VALUE - MAXVAL_SAFETYGAP} a non-zero scaling factor for the calculation is chosen.
static boolean	PRINT_SOLVER_RESULT

Constructor Summary

Constructors

Constructor and Description
SRVM_MIP(Collection<SRVMBidder> bidders)

Method Summary

Modifier and Type	Method and Description
void	addConstraint(edu.harvard.econcs.jopt.solver.mip.Constraint constraint)
void	addVariable(edu.harvard.econcs.jopt.solver.mip.Variable variable)
void	adjustPayoffs(Map<Bidder<SRVMLicense>,Double> payoffs)
static BigDecimal	biggestUnscaledPossibleValue(Collection<SRVMBidder> bidders) Returns the biggest possible value any of the passed bidders can have
SRVMMipResult	calculateAllocation()
static double	calculateScalingFactor(Collection<SRVMBidder> bidders)
WinnerDeterminator<SRVMLicense>	copyOf()
Map<SRVMBidder,SRVMBidderPartialMIP>	getBidderPartialMips()
WinnerDeterminator<SRVMLicense>	getWdWithoutBidder(Bidder<SRVMLicense> bidder)
SRVMWorldPartialMip	getWorldPartialMip()

Methods inherited from class org.spectrumauctions.sats.opt.model.ModelMIP

getMip, setAcceptSuboptimal, setDisplayOutput, setTimeLimit

Methods inherited from class java.lang.Object

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

Field Detail

PRINT_SOLVER_RESULT

public static boolean PRINT_SOLVER_RESULT

highestValidVal

public static BigDecimal highestValidVal

If the highest possible value any bidder can have is higher than MIP.MAX_VALUE - MAXVAL_SAFETYGAP} a non-zero scaling factor for the calculation is chosen.

Constructor Detail

SRVM_MIP

public SRVM_MIP(Collection<SRVMBidder> bidders)

Method Detail

calculateScalingFactor

public static double calculateScalingFactor(Collection<SRVMBidder> bidders)

biggestUnscaledPossibleValue

public static BigDecimal biggestUnscaledPossibleValue(Collection<SRVMBidder> bidders)

Returns the biggest possible value any of the passed bidders can have

Returns:

addConstraint

public void addConstraint(edu.harvard.econcs.jopt.solver.mip.Constraint constraint)

addVariable

public void addVariable(edu.harvard.econcs.jopt.solver.mip.Variable variable)

getWdWithoutBidder

public WinnerDeterminator<SRVMLicense> getWdWithoutBidder(Bidder<SRVMLicense> bidder)

Specified by:

getWdWithoutBidder in interface WinnerDeterminator<SRVMLicense>

calculateAllocation

public SRVMMipResult calculateAllocation()

Specified by:

calculateAllocation in interface WinnerDeterminator<SRVMLicense>

copyOf

public WinnerDeterminator<SRVMLicense> copyOf()

Specified by:

copyOf in interface WinnerDeterminator<SRVMLicense>

adjustPayoffs

public void adjustPayoffs(Map<Bidder<SRVMLicense>,Double> payoffs)

Specified by:

adjustPayoffs in interface WinnerDeterminator<SRVMLicense>

getWorldPartialMip

public SRVMWorldPartialMip getWorldPartialMip()

getBidderPartialMips

public Map<SRVMBidder,SRVMBidderPartialMIP> getBidderPartialMips()