Uses of Interface
weka.core.WeightedAttributesHandler

Packages that use WeightedAttributesHandler
  • Uses of WeightedAttributesHandler in weka.classifiers.bayes

    Modifier and Type
    Class
    Description
    class 
    Class for a Naive Bayes classifier using estimator classes.
    class 
    Class for a Naive Bayes classifier using estimator classes.
  • Uses of WeightedAttributesHandler in weka.classifiers.meta

    Modifier and Type
    Class
    Description
    class 
    Class for running an arbitrary classifier on data that has been passed through an arbitrary filter.
    class 
    Class for running an arbitrary classifier on data that has been passed through an arbitrary filter.
  • Uses of WeightedAttributesHandler in weka.filters

    Classes in weka.filters that implement WeightedAttributesHandler
    Modifier and Type
    Class
    Description
    class 
    A simple instance filter that passes all instances directly through.
    class 
    Applies several filters successively.
    class 
    A simple filter that allows the relation name of a set of instances to be altered in various ways.
  • Uses of WeightedAttributesHandler in weka.filters.supervised.attribute

    Modifier and Type
    Class
    Description
    class 
    A filter for adding the classification, the class distribution and an error flag to a dataset with a classifier.
    class 
    A supervised attribute filter that can be used to select attributes.
    class 
    Converts the values of nominal and/or numeric attributes into class conditional probabilities.
    class 
    Changes the order of the classes so that the class values are no longer of in the order specified in the header.
    class 
    An instance filter that discretizes a range of numeric attributes in the dataset into nominal attributes.
    class 
    Merges values of all nominal attributes among the specified attributes, excluding the class attribute, using the CHAID method, but without considering re-splitting of merged subsets.
    class 
    Converts all nominal attributes into binary numeric attributes.
  • Uses of WeightedAttributesHandler in weka.filters.supervised.instance

    Modifier and Type
    Class
    Description
    class 
    Reweights the instances in the data so that each class has the same total weight.
    class 
    Produces a random subsample of a dataset using either sampling with replacement or without replacement.
    The original dataset must fit entirely in memory.
    class 
    Produces a random subsample of a dataset.
    class 
    This filter takes a dataset and outputs a specified fold for cross validation.
  • Uses of WeightedAttributesHandler in weka.filters.unsupervised.attribute

    Modifier and Type
    Class
    Description
    class 
    An abstract instance filter that assumes instances form time-series data and performs some merging of attribute values in the current instance with attribute attribute values of some previous (or future) instance.
    class 
    An instance filter that adds a new attribute to the dataset.
    class 
    A filter that adds a new nominal attribute representing the cluster assigned to each instance by the specified clustering algorithm.
    Either the clustering algorithm gets built with the first batch of data or one specifies are serialized clusterer model file to use instead.
    class 
    An instance filter that creates a new attribute by applying a mathematical expression to existing attributes.
    class 
    An instance filter that adds an ID attribute to the dataset.
    class 
    An instance filter that changes a percentage of a given attribute's values.
    class 
    A filter that adds new attributes with user specified type and constant value.
    class 
    Adds the labels from the given list to an attribute if they are missing.
    class 
    Centers all numeric attributes in the given dataset to have zero mean (apart from the class attribute, if set).
    class 
    Changes the date format used by a date attribute.
    class 
    Filter that can set and unset the class index.
    class 
    A filter that uses a density-based clusterer to generate cluster membership values; filtered instances are composed of these values plus the class attribute (if set in the input data).
    class 
    An instance filter that copies a range of attributes in the dataset.
    class 
    A filter for turning date attributes into numeric ones.
    class 
    An instance filter that discretizes a range of numeric attributes in the dataset into nominal attributes.
    class 
    A filter for detecting outliers and extreme values based on interquartile ranges.
    class 
    A filter that creates a new dataset with a Boolean attribute replacing a nominal attribute.
    class 
    Modify numeric attributes according to a given mathematical expression.
    class 
    Merges all values of the specified nominal attributes that are insufficiently frequent.
    class 
    Merges many values of a nominal attribute into one value.
    class 
    Merges two values of a nominal attribute into one value.
    class 
    Converts all nominal attributes into binary numeric attributes.
    class 
    Converts a nominal attribute (i.e.
    class 
    Normalizes all numeric values in the given dataset (apart from the class attribute, if set).
    class 
    A filter that 'cleanses' the numeric data from values that are too small, too big or very close to a certain value, and sets these values to a pre-defined default.
    class 
    Converts all numeric attributes into binary attributes (apart from the class attribute, if set): if the value of the numeric attribute is exactly zero, the value of the new attribute will be zero.
    class 
    A filter for turning numeric attributes into date attributes.
    class 
    A filter for turning numeric attributes into nominal ones.
    class 
    Transforms numeric attributes using a given transformation method.
    class 
    A simple instance filter that renames the relation, all attribute names and all nominal attribute values.
    class 
    An attribute filter that converts ordinal nominal attributes into numeric ones

    Valid options are:
    class 
    A filter that applies filters on subsets of attributes and assembles the output into a new dataset.
    class 
    Discretizes numeric attributes using equal frequency binning and forces the number of bins to be equal to the square root of the number of values of the numeric attribute.

    For more information, see:

    Ying Yang, Geoffrey I.
    class 
    Chooses a random subset of non-class attributes, either an absolute number or a percentage.
    class 
    An filter that removes a range of attributes from the dataset.
    class 
    Removes attributes based on a regular expression matched against their names.
    class 
    Removes attributes of a given type.
    class 
    This filter removes attributes that do not vary at all or that vary too much.
    class 
    This filter is used for renaming attributes.
    Regular expressions can be used in the matching and replacing.
    See Javadoc of java.util.regex.Pattern class for more information:
    http://java.sun.com/javase/6/docs/api/java/util/regex/Pattern.html
    class 
    Renames the values of nominal attributes.
    class 
    A filter that generates output with a new order of the attributes.
    class 
    Replaces all missing values for nominal and numeric attributes in a dataset with the modes and means from the training data.
    class 
    Replaces all missing values for nominal, string, numeric and date attributes in the dataset with user-supplied constant values.
    class 
    A filter that can be used to introduce missing values in a dataset.
    class 
    A simple filter for sorting the labels of nominal attributes.
    class 
    Standardizes all numeric attributes in the given dataset to have zero mean and unit variance (apart from the class attribute, if set).
    class 
    Converts a range of string attributes (unspecified number of values) to nominal (set number of values).
    class 
    Swaps two values of a nominal attribute.
    class 
    An instance filter that assumes instances form time-series data and replaces attribute values in the current instance with the difference between the current value and the equivalent attribute attribute value of some previous (or future) instance.
    class 
    An instance filter that assumes instances form time-series data and replaces attribute values in the current instance with the equivalent attribute values of some previous (or future) instance.
    class 
    Transposes the data: instances become attributes and attributes become instances.
  • Uses of WeightedAttributesHandler in weka.filters.unsupervised.instance

    Modifier and Type
    Class
    Description
    class 
    An instance filter that converts all incoming instances into sparse format.
    class 
    Randomly shuffles the order of instances passed through it.
    class 
    Removes all duplicate instances from the first batch of data it receives.
    class 
    This filter takes a dataset and outputs a specified fold for cross validation.
    class 
    Determines which values (frequent or infrequent ones) of an (nominal) attribute are retained and filters the instances accordingly.
    class 
    A filter that removes instances which are incorrectly classified.
    class 
    A filter that removes a given percentage of a dataset.
    class 
    A filter that removes a given range of instances of a dataset.
    class 
    Filters instances according to the value of an attribute.
    class 
    Produces a random subsample of a dataset using either sampling with replacement or without replacement.
    class 
    Produces a random subsample of a dataset using the reservoir sampling Algorithm "R" by Vitter.
    class 
    An instance filter that converts all incoming sparse instances into non-sparse format.
    class 
    Filters instances according to a user-specified expression.

    Examples:
    - extracting only mammals and birds from the 'zoo' UCI dataset:
    (CLASS is 'mammal') or (CLASS is 'bird')
    - extracting only animals with at least 2 legs from the 'zoo' UCI dataset:
    (ATT14 >= 2)
    - extracting only instances with non-missing 'wage-increase-second-year'
    from the 'labor' UCI dataset:
    not ismissing(ATT3)