Package weka.core.converters

Interface Summary

Interface	Description
BatchConverter	Marker interface for a loader/saver that can retrieve instances in batch mode
DatabaseConverter	Marker interface for a loader/saver that uses a database
FileSourcedConverter	Interface to a loader/saver that loads/saves from a file source.
IncrementalConverter	Marker interface for a loader/saver that can retrieve instances incrementally
Loader	Interface to something that can load Instances from an input source in some format.
Saver	Interface to something that can save Instances to an output destination in some format.
URLSourcedLoader	Interface to a loader that can load from a http url

Class Summary

Class	Description
AbstractFileLoader	Abstract superclass for all file loaders.
AbstractFileSaver	Abstract class for Savers that save to a file Valid options are: -i input arff file The input filw in arff format.
AbstractLoader	Abstract class gives default implementation of setSource methods.
AbstractSaver	Abstract class for Saver
ArffLoader	Reads a source that is in arff (attribute relation file format) format.
ArffLoader.ArffReader	Reads data from an ARFF file, either in incremental or batch mode.
ArffSaver	Writes to a destination in arff text format.
C45Loader	Reads a file that is C45 format.
C45Saver	Writes to a destination that is in the format used by the C4.5 algorithm. Therefore it outputs a names and a data file.
ConverterResources	Helper class for dealing with Converter resources.
ConverterUtils	Utility routines for the converter package.
ConverterUtils.DataSink	Helper class for saving data to files.
ConverterUtils.DataSource	Helper class for loading data from files and URLs.
CSVLoader	Reads a source that is in comma separated format (the default).
CSVSaver	Writes to a destination that is in CSV (comma-separated values) format.
DatabaseConnection	Connects to a database.
DatabaseLoader	Reads Instances from a Database.
DatabaseSaver	Writes to a database (tested with MySQL, InstantDB, HSQLDB).
DictionarySaver	Writes a dictionary constructed from string attributes in incoming instances to a destination.
JSONLoader	Reads a source that is in the JSON format. It automatically decompresses the data if the extension is '.json.gz'. For more information, see JSON homepage: http://www.json.org/
JSONSaver	Writes to a destination that is in JSON format. The data can be compressed with gzip, in order to save space. For more information, see JSON homepage: http://www.json.org/ Valid options are:
LibSVMLoader	Reads a source that is in libsvm format. For more information about libsvm see: http://www.csie.ntu.edu.tw/~cjlin/libsvm/
LibSVMSaver	Writes to a destination that is in libsvm format. For more information about libsvm see: http://www.csie.ntu.edu.tw/~cjlin/libsvm/ Valid options are:
MatlabLoader	Reads a Matlab file containing a single matrix in ASCII format.
MatlabSaver	Writes Matlab ASCII files, in single or double precision format.
SerializedInstancesLoader	Reads a source that contains serialized Instances.
SerializedInstancesSaver	Serializes the instances to a file with extension bsi.
StreamTokenizerUtils	Helper class for using stream tokenizers
SVMLightLoader	Reads a source that is in svm light format. For more information about svm light see: http://svmlight.joachims.org/
SVMLightSaver	Writes to a destination that is in svm light format. For more information about svm light see: http://svmlight.joachims.org/ Valid options are:
TextDirectoryLoader	Loads all text files in a directory and uses the subdirectory names as class labels.
XRFFLoader	Reads a source that is in the XML version of the ARFF format.
XRFFSaver	Writes to a destination that is in the XML version of the ARFF format.

Exception Summary

Exception	Description
Loader.StructureNotReadyException	Exception that implementers can throw from getStructure() when they have not been configured sufficiently in order to read the structure (or data).