org.ranksys.formats.factorization

Interface FMFormat

All Known Implementing Classes:

SimpleFMFormat

public interface FMFormat

Factorisation machine format for reading and writing from files.

Author:

Saúl Vargas (Saul@VargasSandoval.es)

Method Summary

Modifier and Type	Method and Description
<U,I> PreferenceFM	load(InputStream in, FastUserIndex<U> users, FastItemIndex<I> items) Loads a factorisation machine from an input stream.
<U,I> void	save(PreferenceFM fm, OutputStream out) Saves a factorisation machine in an output stream.

Method Detail

load

<U,I> PreferenceFM load(InputStream in,
                        FastUserIndex<U> users,
                        FastItemIndex<I> items)
                 throws IOException

Loads a factorisation machine from an input stream.

Type Parameters:

U - type of users

I - type of items

Parameters:

in - input stream

users - user index

items - item index

Returns:

factorisation machine for recommendation tasks

Throws:

IOException - when I/O problems

save

<U,I> void save(PreferenceFM fm,
                OutputStream out)
         throws IOException

Saves a factorisation machine in an output stream.

Type Parameters:

U - user type

I - item type

Parameters:

fm - factorisation machine for recommendation tasks

out - output stream where the factorisation machine is written

Throws:

IOException - when I/O problems