Class Utils

java.lang.Object

solvers.queueingnet.montecarloLogistic.Utils

public class Utils
extends Object

General utilities of the JMVA solvers.

Constructor Summary

Constructors

Constructor	Description
Utils()

Method Summary

Modifier and Type	Method	Description
static double	alpha(int i, int j)
static QNModel	arrays2qnm(int[] t, double[][][] s, double[][] v, int[] pop)
static double[][]	augmentDemandsAtServer(int K, int R, double[][] demands, int s)
static int[]	augmentSeverCountAtServer(int K, int R, int[] serv, int s)
static double	beta(cern.colt.matrix.DoubleMatrix1D u, int i)
static void	check_inputs(cern.colt.matrix.DoubleMatrix1D population, cern.colt.matrix.DoubleMatrix2D demands, double epsilon)
static void	check_inputs(cern.colt.matrix.DoubleMatrix1D population, cern.colt.matrix.DoubleMatrix2D demands, cern.colt.matrix.DoubleMatrix1D delays, double epsilon)
static void	check_inputs(cern.colt.matrix.DoubleMatrix1D population, cern.colt.matrix.DoubleMatrix2D demands, cern.colt.matrix.DoubleMatrix1D serv, cern.colt.matrix.DoubleMatrix1D delays, double epsilon)
static boolean	checkMatrixNonnegative(cern.colt.matrix.DoubleMatrix1D V)
static boolean	checkMatrixNonnegative(cern.colt.matrix.DoubleMatrix2D V)
static boolean	checkMatrixNonzero(cern.colt.matrix.DoubleMatrix1D V)
static cern.colt.matrix.DoubleMatrix2D	compute_JacobianAdd2Mult(cern.colt.matrix.DoubleMatrix1D u)
static cern.colt.matrix.DoubleMatrix2D	compute_JacobianAdd2Mult(cern.colt.matrix.DoubleMatrix1D u, double v)
static int	count_num_servs(double[] s, int[] pop)
static double	delta(int i, int j)	Well-known kronecker delta operator
static double[][][]	getDemandsFromQNM(QNModel qnm)
static double	getNCError(QNModel exp_qnm, QNModel ans_qnm)
static double	getQueueLengthError(QNModel qnm0, QNModel qnm1)
static double	getThroughputError(QNModel qnm0, QNModel qnm1)
static boolean	isInvalidModel(cern.colt.matrix.DoubleMatrix2D demands, cern.colt.matrix.DoubleMatrix1D delays)
static cern.colt.matrix.DoubleMatrix1D	logistic_transform_add(cern.colt.matrix.DoubleMatrix1D u)
static cern.colt.matrix.DoubleMatrix1D	logistic_transform_add(cern.colt.matrix.DoubleMatrix1D u, double v)
static cern.colt.matrix.DoubleMatrix1D	logistic_transform_mult(cern.colt.matrix.DoubleMatrix1D u)
static cern.colt.matrix.DoubleMatrix1D	logistic_transform_mult(cern.colt.matrix.DoubleMatrix1D u, double v)
static int[]	pprod(int[] N)
static boolean	pprod(int[] n, int[] N)
static double[][]	removeServer(int K, int R, double[][] demands, int s)
static int[]	removeSeverCountAtServer(int K, int R, int[] serv, int s)
static cern.colt.matrix.DoubleMatrix2D	sanitize_demands(cern.colt.matrix.DoubleMatrix2D demands)

Methods inherited from class Object

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

Constructor Details

Utils

public Utils()

Method Details

sanitize_demands

public static cern.colt.matrix.DoubleMatrix2D sanitize_demands(cern.colt.matrix.DoubleMatrix2D demands)

check_inputs

public static void check_inputs(cern.colt.matrix.DoubleMatrix1D population,
 cern.colt.matrix.DoubleMatrix2D demands,
 double epsilon)
                         throws InternalErrorException

Throws:

InternalErrorException

check_inputs

public static void check_inputs(cern.colt.matrix.DoubleMatrix1D population,
 cern.colt.matrix.DoubleMatrix2D demands,
 cern.colt.matrix.DoubleMatrix1D delays,
 double epsilon)
                         throws InternalErrorException

Throws:

InternalErrorException

check_inputs

public static void check_inputs(cern.colt.matrix.DoubleMatrix1D population,
 cern.colt.matrix.DoubleMatrix2D demands,
 cern.colt.matrix.DoubleMatrix1D serv,
 cern.colt.matrix.DoubleMatrix1D delays,
 double epsilon)
                         throws InternalErrorException

Throws:

InternalErrorException

isInvalidModel

public static boolean isInvalidModel(cern.colt.matrix.DoubleMatrix2D demands,
 cern.colt.matrix.DoubleMatrix1D delays)

checkMatrixNonnegative

public static boolean checkMatrixNonnegative(cern.colt.matrix.DoubleMatrix1D V)

checkMatrixNonnegative

public static boolean checkMatrixNonnegative(cern.colt.matrix.DoubleMatrix2D V)

checkMatrixNonzero

public static boolean checkMatrixNonzero(cern.colt.matrix.DoubleMatrix1D V)

getDemandsFromQNM

public static double[][][] getDemandsFromQNM(QNModel qnm)

augmentDemandsAtServer

public static double[][] augmentDemandsAtServer(int K,
 int R,
 double[][] demands,
 int s)

augmentSeverCountAtServer

public static int[] augmentSeverCountAtServer(int K,
 int R,
 int[] serv,
 int s)

removeServer

public static double[][] removeServer(int K,
 int R,
 double[][] demands,
 int s)

removeSeverCountAtServer

public static int[] removeSeverCountAtServer(int K,
 int R,
 int[] serv,
 int s)

count_num_servs

public static int count_num_servs(double[] s,
 int[] pop)
                           throws InternalErrorException

Throws:

InternalErrorException

arrays2qnm

public static QNModel arrays2qnm(int[] t,
 double[][][] s,
 double[][] v,
 int[] pop)
                          throws InternalErrorException

Throws:

InternalErrorException

pprod

public static int[] pprod(int[] N)

pprod

public static boolean pprod(int[] n,
 int[] N)

beta

public static double beta(cern.colt.matrix.DoubleMatrix1D u,
 int i)

alpha

public static double alpha(int i,
 int j)

delta

public static double delta(int i,
 int j)

Well-known kronecker delta operator

Parameters:

i -

j -

Returns:

logistic_transform_add

public static cern.colt.matrix.DoubleMatrix1D logistic_transform_add(cern.colt.matrix.DoubleMatrix1D u)

logistic_transform_add

public static cern.colt.matrix.DoubleMatrix1D logistic_transform_add(cern.colt.matrix.DoubleMatrix1D u,
 double v)

logistic_transform_mult

public static cern.colt.matrix.DoubleMatrix1D logistic_transform_mult(cern.colt.matrix.DoubleMatrix1D u)

logistic_transform_mult

public static cern.colt.matrix.DoubleMatrix1D logistic_transform_mult(cern.colt.matrix.DoubleMatrix1D u,
 double v)

compute_JacobianAdd2Mult

public static cern.colt.matrix.DoubleMatrix2D compute_JacobianAdd2Mult(cern.colt.matrix.DoubleMatrix1D u)

compute_JacobianAdd2Mult

public static cern.colt.matrix.DoubleMatrix2D compute_JacobianAdd2Mult(cern.colt.matrix.DoubleMatrix1D u,
 double v)

getNCError

public static double getNCError(QNModel exp_qnm,
 QNModel ans_qnm)

getThroughputError

public static double getThroughputError(QNModel qnm0,
 QNModel qnm1)

getQueueLengthError

public static double getQueueLengthError(QNModel qnm0,
 QNModel qnm1)