The permutation is called digit-reversing, because if i is represented as a string of digits, base B, then j is that index whose representation is the same string of digits written in reverse order. N ...

Abstract: This paper investigates the performance of compromise Viterbi algorithm (VA) and standard equalization techniques by computation and simulation over band-limited channels using fourlevel ...

SMS, or text messaging, can be used as a form of two-factor authentication when a message is sent to a trusted phone number. The user is prompted to either interact with the text or use a one-time ...