SLF data reader

galactic-io-data-slf is a data reader plugin for GALACTIC.

The file extension is .slf. The internal format is composed of 4 sections:

  • the first section starts with a header containing the keyword Lattice surrounded by square brackets. It is followed by two lines containing the number of objects and the number of attributes;

  • the second section starts with the keyword Objects surrounded by square brackets. It is followed by lines containing the names of the objects;

  • the third section starts with the keyword Attributes surrounded by square brackets. It is followed by lines containing the names of the attributes;

  • the fourth section starts with the keyword Relation surrounded by square brackets. It is followed by lines containing the binary relation expressed as a matrix composed of 0 and 1.

For example:

[Lattice]
10
5
[Objects]
0
1
2
3
4
5
6
7
8
9
[Attributes]
c
e
o
p
s
[Relation]
1 1 0 0 1
0 0 1 0 1
0 1 0 1 0
0 0 1 1 0
1 1 0 0 1
0 0 1 1 0
1 1 0 0 0
0 0 1 1 0
1 1 0 0 0
1 0 1 0 1

GALACTIC [1] [2] stands for GAlois LAttices, Concept Theory, Implicational systems and Closures.

Learning

Release Notes

Indices and tables