V
- the type of NumberVector handled by the algorithm@Title(value="Mining Hierarchies of Correlation Clusters") @Description(value="Algorithm for detecting hierarchies of correlation clusters.") @Reference(authors="E. Achtert, C. B\u00f6hm, P. Kr\u00f6ger, A. Zimek", title="Mining Hierarchies of Correlation Clusterse", booktitle="Proc. Int. Conf. on Scientific and Statistical Database Management (SSDBM\'06), Vienna, Austria, 2006", url="http://dx.doi.org/10.1109/SSDBM.2006.35") public class HiCO<V extends NumberVector<V,?>> extends OPTICS<V,PCACorrelationDistance>
Reference: E. Achtert, C. Böhm, P. Kröger, A. Zimek: Mining Hierarchies of
Correlation Clusters.
In: Proc. Int. Conf. on Scientific and Statistical Database Management
(SSDBM'06), Vienna, Austria, 2006.
Modifier and Type | Class and Description |
---|---|
static class |
HiCO.Parameterizer<V extends NumberVector<V,?>>
Parameterization class.
|
Modifier and Type | Field and Description |
---|---|
static OptionID |
ALPHA_ID
The threshold for 'strong' eigenvectors: the 'strong' eigenvectors explain
a portion of at least alpha of the total variance.
|
static double |
DEFAULT_ALPHA
The default value for
ALPHA_ID . |
static double |
DEFAULT_DELTA
The default value for
DELTA_ID . |
static OptionID |
DELTA_ID
Parameter to specify the threshold of a distance between a vector q and a
given space that indicates that q adds a new dimension to the space, must
be a double equal to or greater than 0.
|
static OptionID |
K_ID
Optional parameter to specify the number of nearest neighbors considered in
the PCA, must be an integer greater than 0.
|
private static Logging |
logger
The logger for this class.
|
static OptionID |
MU_ID
Parameter to specify the smoothing factor, must be an integer greater than
0.
|
EPSILON_ID, MINPTS_ID
DISTANCE_FUNCTION_ID
Constructor and Description |
---|
HiCO(PCABasedCorrelationDistanceFunction distanceFunction,
int mu)
Constructor.
|
Modifier and Type | Method and Description |
---|---|
protected Logging |
getLogger()
Get the (STATIC) logger for this class.
|
expandClusterOrder, expandClusterOrderDouble, getDistanceFactory, getInputTypeRestriction, getMinPts, run
getDistanceFunction
makeParameterDistanceFunction, run
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
run
private static final Logging logger
public static final OptionID MU_ID
MU_ID
-nearest neighbor is used to compute the
correlation reachability of an object.
Key: -hico.mu
public static final OptionID K_ID
public static final OptionID DELTA_ID
Default value: 0.25
Key: -hico.delta
public static final OptionID ALPHA_ID
Default value: DEFAULT_ALPHA
Key: -hico.alpha
public static final double DEFAULT_DELTA
DELTA_ID
.public static final double DEFAULT_ALPHA
ALPHA_ID
.public HiCO(PCABasedCorrelationDistanceFunction distanceFunction, int mu)
distanceFunction
- Distance functionmu
- Mu parameterprotected Logging getLogger()
AbstractAlgorithm
getLogger
in class OPTICS<V extends NumberVector<V,?>,PCACorrelationDistance>