Original implementation.
Modularity: 0.452381
( 1 1 1 1 1 0 0 0 0 0 )

Original implementation, parallel updating.
Modularity: 0.452381
( 1 1 1 1 1 0 0 0 0 0 )

Negative implementation.
Modularity: 0.452381
( 0 0 0 0 0 1 1 1 1 1 )