org.datavec.api.vector

Interface Vectorizer<VECTOR_TYPE>

All Known Implementing Classes:

AbstractTfidfVectorizer, TextVectorizer, TfidfVectorizer

public interface Vectorizer<VECTOR_TYPE>

Vectorizer of a particular type. Meant for converting individual records to vectors

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	Vectorizer.RecordCallBack On record call back.

Method Summary

Modifier and Type	Method and Description
VECTOR_TYPE	createVector(java.lang.Object[] args) Create a vector based on the given arguments
void	fit(RecordReader reader) Fit based on a record reader
void	fit(RecordReader reader, Vectorizer.RecordCallBack callBack) Fit based on a record reader
VECTOR_TYPE	fitTransform(RecordReader reader) Fit based on a record reader
VECTOR_TYPE	fitTransform(RecordReader reader, Vectorizer.RecordCallBack callBack) Fit based on a record reader
void	initialize(Configuration conf) Initialize based on a configuration
VECTOR_TYPE	transform(Record record) Transform a record in to a vector

Method Detail

createVector

VECTOR_TYPE createVector(java.lang.Object[] args)

Create a vector based on the given arguments

Parameters:

args - the arguments to create a vector with

Returns:

the created vector

initialize

void initialize(Configuration conf)

Initialize based on a configuration

Parameters:

conf - the configuration to use

fit

void fit(RecordReader reader)

Fit based on a record reader

Parameters:

reader -

fitTransform

VECTOR_TYPE fitTransform(RecordReader reader)

Fit based on a record reader

Parameters:

reader -

fit

void fit(RecordReader reader,
         Vectorizer.RecordCallBack callBack)

Fit based on a record reader

Parameters:

reader -

callBack -

fitTransform

VECTOR_TYPE fitTransform(RecordReader reader,
                         Vectorizer.RecordCallBack callBack)

Fit based on a record reader

Parameters:

reader -

callBack -

transform

VECTOR_TYPE transform(Record record)

Transform a record in to a vector

Parameters:

record - the record to write

Returns: