Fingerprint Basics

The most general way of categorizing fingerprints

• Overall Ridge Patterns

• Minutiae Ridge Patterns

• Microscopic Ridge Patterns

The most general way of categorizing fingerprints

• Arch, Loop, Whorl

• Fork, Island, Ridge Ending

Minutiae Patterns

• Loop, Arch, Whorl

• Fork, Island, Ridge Ending

Little triangles

• Core

• Delta

• Ridge End

• Loop

• Arch

• Whorl

• 0 Delta

• 1 Delta

• 2 Deltas

• Loop

• Arch

• Whorl

• 0 Delta

• 1 Delta

• 2 Delta

• Loop

• Arch

• Whorl

• 0 Delta

• 1 Delta

• 2 Deltas