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Table 3 KeystrokePoint attributes

From: Spoofing keystroke dynamics authentication through synthetic typing pattern extracted from screen-recorded video

Attribute

Data type

Description

KeyPress

Integer

Index of frame where the character first appears

KeyRelease

Integer

Index of frame where the character last appears

KeyDelay

Float

Represents Down–Down Time (DDT)

KeyText

Character

Identified character from the IC frame

OCR Confidence

Float

Confidence score of character recognition process