Core Clustering Algorithms

Parent Project

• Birmingham Clustering

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Summary

Tests	Errors	Failures	Success Rate	Time
24	1	1	91.667%	17.224

Note: failures are anticipated and checked for with assertions while errors are unanticipated.

Package List

Package	Tests	Errors	Failures	Success Rate	Time
org.astrogrid.matrix	16	0	1	93.75%	0.722
no.uib.cipr.matrix	3	0	0	100%	0.04
org.astrogrid.cluster.cluster	5	1	0	80%	16.462

Note: package statistics are not computed recursively, they only sum up all of its testsuites numbers.

org.astrogrid.matrix

	Class	Tests	Errors	Failures	Success Rate	Time
	AlgorithmsTest	6	0	1	83.333%	0.13
	MatrixUtilsTest	10	0	0	100%	0.592

no.uib.cipr.matrix

	Class	Tests	Errors	Failures	Success Rate	Time
	AGDenseMatrixTest	3	0	0	100%	0.04

org.astrogrid.cluster.cluster

	Class	Tests	Errors	Failures	Success Rate	Time
	ObjectiveTest	4	0	0	100%	0.238
	RobustClusterErrTest	1	1	0	0%	16.224

Test Cases

AGDenseMatrixTest

	testAGDenseMatrixVectorIntInt	0.011
	testAGDenseMatrixMatrixIntInt	0.023
	testAGDenseMatrixInverse	0.001

ObjectiveTest

	testDiag	0.05
	testSpheric	0.013
	testMinimize	0.061
	testMinimize2	0.045

RobustClusterErrTest

	testRobust_cluster_err +- [ Detail ]	16.207
	new total size of matrix is different
	java.lang.IllegalArgumentException: new total size of matrix is differentat no.uib.cipr.matrix.AGDenseMatrix.reshape(AGDenseMatrix.java:303)at org.astrogrid.cluster.cluster.RobustClusterErr.robust_cluster_err(RobustClusterErr.java:254)at org.astrogrid.cluster.cluster.RobustClusterErrTest.testRobust_cluster_err(RobustClusterErrTest.java:58)

AlgorithmsTest

	testKmeans +- [ Detail ]	0.104
	kmeans function does not return correct value - diff=0.03791977017406056
	java.lang.AssertionError: kmeans function does not return correct value - diff=0.03791977017406056at org.junit.Assert.fail(Assert.java:74)at org.astrogrid.matrix.AbstractMatrixTest.assertResult(AbstractMatrixTest.java:27)at org.astrogrid.matrix.AlgorithmsTest.testKmeans(AlgorithmsTest.java:46)
	testRandperm	0.001
	testDist2	0.002
	testMultinorm	0.007
	testtMultinorm	0.001
	testDist3	0.001

MatrixUtilsTest

	testCov	0.32
	testSum	0.024
	testSimple	0.029
	testDeterminant	0.116
	testDeterminant2	0.01
	testVprod	0.047
	testVectoradd	0.012
	testColumnDelete	0.007
	testRowDelete	0.007
	testVecElemDelete	0.008

Failure Details

	testRobust_cluster_err
	java.lang.IllegalArgumentException: new total size of matrix is different
	org.astrogrid.cluster.cluster.RobustClusterErrTest:58
	testKmeans
	java.lang.AssertionError: kmeans function does not return correct value - diff=0.03791977017406056
	org.astrogrid.matrix.AlgorithmsTest:46