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From "Massimiliano Dongiovanni (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (MATH-858) BlockRealMatrix java.beans.IntrospectionException
Date Mon, 10 Sep 2012 12:27:07 GMT

     [ https://issues.apache.org/jira/browse/MATH-858?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Massimiliano Dongiovanni closed MATH-858.
-----------------------------------------

    Resolution: Invalid

The problem is not related to apache commons math library. 
                
> BlockRealMatrix java.beans.IntrospectionException
> -------------------------------------------------
>
>                 Key: MATH-858
>                 URL: https://issues.apache.org/jira/browse/MATH-858
>             Project: Commons Math
>          Issue Type: Bug
>    Affects Versions: 3.0
>         Environment: MacOSX 10.8.1 (Macbook Air 4Gb RAM)- IntelliJ IDEA 11 - Grails 2.10

>            Reporter: Massimiliano Dongiovanni
>              Labels: BlockRealMatrix
>
> When I try to read properties (like getColumnDimension) of an instance of class BlockRealMatrix
(org.apache.commons.math3.linear.BlockRealMatrix), system raise this exception:
> Class - java.beans.IntrospectionException
> Message - type mismatch between indexed read and indexed write methods: columnMatrix
> =================
> Code
> import org.apache.commons.math3.stat.correlation.PearsonsCorrelation
> import strategoianalysis.util.math.matrix.MatrixStatutils
> import org.apache.commons.math3.linear.*
> class JohnsonRWAController {
>     private double[] computeRWA(double[][] data) {
> BlockRealMatrix correlationMatrix = new PearsonsCorrelation().computeCorrelationMatrix(data)
>         int rowDim = correlationMatrix.getRowDimension() 
>         
>       //EXCEPTION HERE
> .... etc.

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