Issue 51 of Volume 178

Extreme Edge Fixed Steiner Graphs

Authors: M. Perumalsamy, P. Arul Paul Sudhahar, R. Vasanthi

AttendanceBot Location based Attendance Tracker for Workers

Authors: Bryan Nii Lartey Laryea, William O. M. Addo, Kennedy Andoh

An Implementation of Conjugate Gradient Methods for Estimating Polynomial Models

Authors: Osman O. O. Yousif, Adam Hussein, Abdelrhman Abashar

An Improved VoIP using Adaptive Multirate Encoder (AMR)

Authors: Mohammed Tee A. B. Michael Asante, Frimpong Twum

Performance Evaluation of Free Space Optical Wireless Communication

Authors: Md. Ebrahim Hossain, Taskin Noor Turna