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Replaced deprecated exception; fixed javadoc typo.

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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1160068 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Phil Steitz 2011-08-21 21:18:34 +00:00
parent 817f068f43
commit 69138ab18d
1 changed files with 6 additions and 6 deletions
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12
src/main/java/org/apache/commons/math/stat/correlation/Covariance.java
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@ -16,7 +16,7 @@
*/
package org.apache.commons.math.stat.correlation;
import org.apache.commons.math.MathRuntimeException;
import org.apache.commons.math.exception.MathIllegalArgumentException;
import org.apache.commons.math.exception.util.LocalizedFormats;
import org.apache.commons.math.linear.RealMatrix;
import org.apache.commons.math.linear.BlockRealMatrix;
@ -195,7 +195,7 @@ public class Covariance {
}
/**
* Create a covariance matrix from a rectangual array whose columns represent
* Create a covariance matrix from a rectangular array whose columns represent
* covariates. Covariances are computed using the bias-corrected formula.
* @param data input array (must have at least two columns and two rows)
* @return covariance matrix
@ -223,11 +223,11 @@ public class Covariance {
double result = 0d;
int length = xArray.length;
if (length != yArray.length) {
throw MathRuntimeException.createIllegalArgumentException(
throw new MathIllegalArgumentException(
LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, length, yArray.length);
} else if (length < 2) {
throw MathRuntimeException.createIllegalArgumentException(
LocalizedFormats.INSUFFICIENT_DIMENSION, length, 2);
throw new MathIllegalArgumentException(
LocalizedFormats.INSUFFICIENT_OBSERVED_POINTS_IN_SAMPLE, length, 2);
} else {
double xMean = mean.evaluate(xArray);
double yMean = mean.evaluate(yArray);
@ -266,7 +266,7 @@ public class Covariance {
int nRows = matrix.getRowDimension();
int nCols = matrix.getColumnDimension();
if (nRows < 2 || nCols < 2) {
throw MathRuntimeException.createIllegalArgumentException(
throw new MathIllegalArgumentException(
LocalizedFormats.INSUFFICIENT_ROWS_AND_COLUMNS,
nRows, nCols);
}