background hepatitis e virus (hev) infection is a self-limited hepatitis and the most common cause of acute adult hepatitis in asia. young adults and middle-aged populations are more likely to be infected than other age groups. objectives the aim of this study was to determine the seroprevalence of anti-hev among injection drug users (idus) compared to non-idus. patients and methods this was a ...

For visualization of multivariable data, multivariate cube meets with the limitation of screen and human vision. Retinal variables are integrated into multivariate cube to enhance its visual characteristics. The selective feature of variables and associative feature of the values of the same variable are improved with the integration of retinal variable into the set of visual variables. The sel...

BACKGROUND AND OBJECTIVES: The sheer volume of electrical and electronic waste (e-waste) has presently been generated in Vietnam, posing a growing concern regarding its impact can have on the environment and human health. Therefore, the need for developing policies and regulations towards the environmentally sound management of e-waste is becoming crucial. Although the municipa...

We are interested in new ways of threats and attack on the e-commerce. The server side of e-commerce platform is usually very well protected and secured. Unfortunately, this is not true for the client side. End users are usually undereducated in the field of computer security. They use internet clients such as web browsers and e-mail programs to do their e-commerce business. Their platform that...

The GM-MDS conjecture of Dau et al. (ISIT 2014) speculates that the MDS condition, which guarantees the existence of MDS matrices with a prescribed set of zeros over large fields, is in fact sufficient for existence of such matrices over small fields. We prove this conjecture.

Developing the e-services has directed organizations to aspire to achieve more market share in the competitive market. Consequently, they must present their services in such a system that customers return to the website and apply the e-services of that organization. This matter has become a serious challenge in this field and has generated a notion such as e-loyalty that various factors affect ...

with the increased confidence in the use of the internet and the world wide web, the number of electronic commerce (e-commerce) transactions is growing rapidly. therefore, finding useful patterns and rules of users’ behaviors has become the critical issue for e-commerce and can be used to tailor e-commerce services in order to successfully meet the customers’ needs. this paper proposes an appro...

highly competitive, dynamic and complex environment of banking industry and increasing growth of customers’ demand has led to lots of changes in this industry. therefore, e-loyalty has changed to a considerable subject in e-business environment to preserve customers. this study is conducted in order to identify and study the factors affecting e-loyalty of e-banking services’ users. the methodol...