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JDBCDataModel
implementations, providing most of the common
functionality that any such implementation would need.DiffStorage
which stores diffs in a database.ItemSimilarity
which draws pre-computed item-item similarities from a database table via JDBC.Vector
s
Attribute type handling:
Numeric -> As is
Nominal -> ordinal(value) i.e.DataModel
based on a Cassandra keyspace.RegexTransformer
and apply them to the match
in successionClusterWriter
that outputs in the format used by ClusterDumper in Mahout 0.5DataSource
which pools connections.BufferedReader.readLine()
Vector
.TermInfo
to a Writer
in a textual, delimited format with header.DataModel
designed for use with other JDBC data sources;
one just specifies all necessary SQL queries to the constructor here.Properties
object.
GenericJDBCDataModel.GenericJDBCDataModel(Properties)
.
GenericJDBCDataModel.GenericJDBCDataModel(Properties)
.
SequenceFile
generated by
DictionaryVectorizer
Iterable
counterpart to LuceneIterator
.Iterator
over Vector
s that uses a Lucene index as the source for creating the
Vector
s.Map
.DataModel
backed by a MongoDB database.MySQLJDBCDataModel
-- same except deals with a table without preference info:DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found
under the given name, and using default table/column names.
DataSource
and default
table/column names.
DataSource
and default
table/column names.
JDBCDataModel
backed by a MySQL database and
accessed via JDBC.DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found under the given name, and
using default table/column names.
DataSource
and default table/column names.
DataSource
and default table/column names.
ItemSimilarity
backed by a MySQL database
and accessed via JDBC.PostgreSQLJDBCDataModel
--
same except deals with a table without preference info:DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found
under the given name, and using default table/column names.
DataSource
and default
table/column names.
DataSource
and default
table/column names.
JDBCDataModel
backed by a PostgreSQL database and
accessed via JDBC.DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found under the given name, and
using default table/column names.
DataSource
and default table/column names.
DataSource
and default table/column names.
Recommender
.Recommender
implementation with a no-arg constructor,
which will internally build the desired Recommender
and delegate
to it.DataModel
which loads, and can re-load, data from a JDBC-backed JDBCDataModel
into memory, as a
GenericDataModel
or GenericBooleanPrefDataModel
.SplitInput.splitDirectory()
method is invoked
SplitInput.setInputDirectory(Path)
by calling SplitInput.splitFile(Path)
on each file found within that directory.
SplitInput.splitFile(Path)
on each file found within that
directory.
SQL92JDBCDataModel
--
same except deals with a table without preference info:DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found
under the given name, and using default table/column names.
DataSource
and default
table/column names.
DataSource
and default
table/column names.
JDBCDataModel
backed by a SQL92 compatible database and
accessed via JDBC.DataSource
(named
AbstractJDBCComponent.DEFAULT_DATASOURCE_NAME
and default table/column names.
DataSource
found under the given name, and
using default table/column names.
DataSource
and default table/column names.
DataSource
and default table/column names.
Writer
using Vector.asFormatString()
,
one per line by default.SequenceFile
of Vector
s and dump
out the results using Vector.asFormatString()
to either the console or to a
file.maxDocs
to the output.
maxDocs
to the output.
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