uchicago.src.collection
Class BitMatrix2D

java.lang.Object
  uchicago.src.collection.BitMatrix2D

public class BitMatrix2D
extends java.lang.Object

Matrix for storing elements as bits (0 or 1).

Version:

$Revision: 1.4 $ $Date: 2004/11/03 19:51:00 $

Author:

Nick Collier

Constructor Summary

BitMatrix2D(byte[][] vals)

BitMatrix2D(int rows, int cols)

Method Summary

int	columns() Returns the number of columns in this matrix.
byte	get(int row, int col) Gets the value in the specified cell.
cern.colt.matrix.impl.DenseDoubleMatrix1D	getRow(int row)
static void	main(java.lang.String[] args)
int	rows() Returns the number of rows in this matrix.
void	set(int row, int col, byte val) Sets the value of the specified cell.
java.lang.String	toString()
double	zSum() Returns the sum of all the cells.

Methods inherited from class java.lang.Object

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

Constructor Detail

BitMatrix2D

public BitMatrix2D(int rows,
                   int cols)

BitMatrix2D

public BitMatrix2D(byte[][] vals)

Method Detail

getRow

public cern.colt.matrix.impl.DenseDoubleMatrix1D getRow(int row)

set

public void set(int row,
                int col,
                byte val)

Sets the value of the specified cell.

get

public byte get(int row,
                int col)

Gets the value in the specified cell.

rows

public int rows()

Returns the number of rows in this matrix.

columns

public int columns()

Returns the number of columns in this matrix.

zSum

public double zSum()

Returns the sum of all the cells.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

main

public static void main(java.lang.String[] args)