Filter assembly including pleat tip shapes

Solutions for efficiently filtering air for a machine are disclosed. In one embodiment, a filter element (100) for a filter assembly of a rotary machine is provided. The filter element includes: a first set of pleats (110), each pleat including a first tip radius and a first spacing; and a second set of pleats (120), each pleat including a second tip radius and a second spacing, wherein the first and second set of pleats (110, 120) are positioned upon a continuous filter media.