According to Are +maximum damage and +minimum damage enchantments factored into weapon DPS?, damage modifiers are rolled into the overall DPS number. Is this also true for Increases Attack Speed modifiers?

According to Are +maximum damage and +minimum damage enchantments factored into weapon DPS?, damage modifiers are rolled into the overall DPS number. Is this also true for Increases Attack Speed modifiers?

Yes, it is included in the DPS value.
If you'll notice, the speed of this weapon is listed as 1.09 attacks per second, while the standard polearm has a speed of just 1.00.
The one thing that isn't considered is the potential 15% bonus from dual wielding.