| Package | Description |
|---|---|
| de.lmu.ifi.dbs.elki.datasource |
Data normalization (and reconstitution) of data sets.
|
| de.lmu.ifi.dbs.elki.datasource.bundle |
Object bundles - exchange container for multi-represented objects.
|
| de.lmu.ifi.dbs.elki.datasource.filter |
Data filtering, in particular for normalization and projection.
|
| de.lmu.ifi.dbs.elki.datasource.filter.normalization |
Data normalization.
|
| de.lmu.ifi.dbs.elki.datasource.filter.transform |
Data space transformations.
|
| de.lmu.ifi.dbs.elki.datasource.parser |
Parsers for different file formats and data types.
|
| Modifier and Type | Method and Description |
|---|---|
protected BundleStreamSource |
AbstractDatabaseConnection.invokeFilters(BundleStreamSource bundle)
Transforms the specified list of objects and their labels into a list of
objects and their associations.
|
| Modifier and Type | Method and Description |
|---|---|
protected BundleStreamSource |
AbstractDatabaseConnection.invokeFilters(BundleStreamSource bundle)
Transforms the specified list of objects and their labels into a list of
objects and their associations.
|
| Modifier and Type | Class and Description |
|---|---|
class |
BundleReader
Read an ELKI bundle file into a data stream.
|
class |
StreamFromBundle
Convert a MultipleObjectsBundle to a stream
|
| Modifier and Type | Method and Description |
|---|---|
static MultipleObjectsBundle |
MultipleObjectsBundle.fromStream(BundleStreamSource source)
Convert an object stream to a bundle
|
void |
BundleWriter.writeBundleStream(BundleStreamSource source,
WritableByteChannel output)
Write a bundle stream to a file output channel.
|
private ByteBufferSerializer<Object>[] |
BundleWriter.writeHeader(BundleStreamSource source,
ByteBuffer buffer,
WritableByteChannel output)
Write the header for the given stream to the stream.
|
| Modifier and Type | Interface and Description |
|---|---|
interface |
StreamFilter
Streaming filters are often more efficient (less memory use) and can be used
in more settings.
|
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractStreamConversionFilter<I,O>
Abstract base class for simple conversion filters such as normalizations and
projections.
|
class |
AbstractStreamFilter
Abstract base class for streaming filters.
|
class |
AbstractVectorStreamConversionFilter<I,O extends NumberVector<?>>
Abstract base class for streaming filters that produce vectors.
|
class |
ByLabelFilter
A filter to sort the data set by some label.
|
class |
ClassLabelFromPatternFilter
Streaming filter to derive an outlier class label.
|
class |
FixedDBIDsFilter
This filter assigns static DBIDs, based on the sequence the objects appear in
the bundle by adding a column of DBID type to the bundle.
|
class |
HistogramJitterFilter<V extends NumberVector<?>>
Add Jitter, preserving the histogram properties (same sum, nonnegative).
|
class |
NaNFilter
A filter to drop all records that contain NaN values.
|
class |
NoMissingValuesFilter
A filter to remove entries that have missing values.
|
class |
NoOpFilter
Dummy filter that doesn't do any filtering.
|
class |
RandomSamplingStreamFilter
Subsampling stream filter.
|
| Modifier and Type | Field and Description |
|---|---|
protected BundleStreamSource |
AbstractStreamFilter.source
Data source
|
| Modifier and Type | Method and Description |
|---|---|
void |
StreamFilter.init(BundleStreamSource source)
Connect to the previous stream.
|
void |
AbstractStreamFilter.init(BundleStreamSource source) |
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractStreamNormalization<O extends NumberVector<?>>
Abstract super class for all normalizations.
|
class |
LengthNormalization<V extends NumberVector<?>>
Class to perform a normalization on vectors to norm 1.
|
| Modifier and Type | Class and Description |
|---|---|
class |
LatLngToECEFFilter<V extends NumberVector<?>>
Project a 2D data set (latitude, longitude) to a 3D coordinate system (X, Y,
Z), such that Euclidean distance is line-of-sight.
|
class |
LngLatToECEFFilter<V extends NumberVector<?>>
Project a 2D data set (longitude, latitude) to a 3D coordinate system (X, Y,
Z), such that Euclidean distance is line-of-sight.
|
class |
NumberVectorFeatureSelectionFilter<V extends NumberVector<?>>
Parser to project the ParsingResult obtained by a suitable base parser onto a
selected subset of attributes.
|
class |
NumberVectorRandomFeatureSelectionFilter<V extends NumberVector<?>>
Parser to project the ParsingResult obtained by a suitable base parser onto a
randomly selected subset of attributes.
|
| Modifier and Type | Interface and Description |
|---|---|
interface |
StreamingParser
Interface for streaming parsers, that may be much more efficient in
combination with filters.
|
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractStreamingParser
Base class for streaming parsers.
|
class |
DoubleVectorLabelParser
Deprecated.
Use NumberVectorLabelParser instead, which defaults to
DoubleVector.
|
class |
FloatVectorLabelParser
Deprecated.
Use NumberVectorLabelParser instead, and use vector type FloatVector.
|
class |
NumberVectorLabelParser<V extends NumberVector<?>>
Provides a parser for parsing one point per line, attributes separated by
whitespace.
|
class |
SparseFloatVectorLabelParser
Deprecated.
Use
SparseNumberVectorLabelParser instead! |
class |
SparseNumberVectorLabelParser<V extends SparseNumberVector<?>>
Provides a parser for parsing one point per line, attributes separated by
whitespace.
|
class |
TermFrequencyParser<V extends SparseNumberVector<?>>
A parser to load term frequency data, which essentially are sparse vectors
with text keys.
|