To Our Subscribers

Thanks to Our Peer-Reviewers in 2016

A Voice Spam Filter to Clean Subscribers' Mailbox

With the growing popularity of VoIP and its large customer base, the incentives of telemarketers for voice spam has been increasing in the recent years. If the threat of voice spam remains unchecked, it could become a problem as serious as email spam today. Compared to email spam, voice spam will be much more obnoxious and time consuming nuisance for telephone subscribers to filter out. In this...

This is dedicated to our former chairman Dr. Mahmoud Rohani

Can We Add Auricular Composite Graft to Our Rhinoplasty Armamentarium?

BACKGROUND The ala of the nose, with its particular texture and characteristics, poses both aesthetically and functionally intriguing challenges and is rather problematic regarding choices for reconstructive methods. Both flaps and grafts have been used to restore natural structure of nasal ala. The present study summarizes a ten-year experience of reconstructive surgery using small composite...

Network Competition and Interconnection with Heterogeneous Subscribers

This paper analyses two-way access pricing in a telecommunications market where consumers are heterogeneous in their demand for calls and firms are allowed to use nonlinear tariffs. We first investigate how the presence of access charges affects the tariffs offered by firms in symmetric equilibrium. Next we show that under certain conditions each firm’s profit is independent of the level of (re...