Image authentication is to protect the image integrity when the digital image is illegally modified. Most of the image authentication schemes proposed so far employed the irreversible data hiding approach to embed the authentication data into the cover images. In this paper, a novel reversible image authentication scheme for digital images is proposed. In the proposed scheme, the authentication...

This paper examines the implementation of Mobile Number Portability (MNP) in Ghana and presents the experiences of subscribers with the implemented MNP policy. According to a cost-benefit analysis of the portability process, it is evident that the over 19 Million Mobile subscribers satisfy the minimum market size below which overall benefits cannot be felt. From the study, we argue that, even t...

As an effective customer-driven approach, the quality function deployment (QFD) takes numbers of customer requirements (CRs) into account in the process of the initial product design and the competitive analysis. It is a traditional multi-attribute decision making problem, and the trade-off strategy among CRs which is interpreted as decision parameters, is crucial for resulting the overall cust...

Network friendly media security refers to the security technologies that are specifically designed to cope with existing and future multimedia networking infrastructures International Journal of Enterprise Computing and Business Systems ISSN (Online) : 2230-8849 http://www.ijecbs.com Vol. 2 Issue 1 January 2012 and technologies so as to ease the deployment and maintain or improve the quality of...

This paper reports on a project to develop SOG (Synthetic Occupancy Generator), a system to create realistic, but synthetic residential occupancy (name and address) histories as input for Entity Resolution (ER) processes. ER processes are intended to link records referencing the same, or related, real-world entities. Most organizations use some type of ER process to recognize their customers or...

The evaluation of quality of the railway passenger service is an important way to know the quality of the railway passenger service. This paper firstly constructs an evaluation indicator system of the quality of the railway passenger service on the foundation of the related literatures, and constructs the multiple-attribute evaluation matrix and indicator weight vector based on the linguistic v...

Voice over Internet Protocol (VoIP) offers a wide range of benefits to both enterprises and communications & network service providers. It provides an alternate way to make a telephone call as compared to the Public Switched Telephone Network (PSTN). The industry is slowly recognizing the potential of Voice over IP and many VOIP applications have been developed in the last ten years. This work ...