Growth cycle order

Growth type

Controlling parameter (s)

Summary description

1

Spontaneous

Dispersion

Randomly selects potential new growth cells.

2

New spreading

Breed

Growing urban centres from centre spontaneous growth.

3

Edge

Spread

Old or new urban centres spawn additional growth.

4

Road-influenced

Road gravity, dispersion, breed.

Newly urbanized cell spawns growth along transportation network

Throughout

Slope resistance

Slope

Effect of slope on reducing probability of urbanisation.

Throughout

Excluded layer

User-defined

User specifies areas resistant or excluded to development.