In many e-commerce applications, ranging from dynamic Web content presentation, to personalized ad targeting, to individual recommendations to the customers, it is important to build personalized profiles of individual users from their transactional histories. These profiles constitute models of individual user behavior and can be specified with sets of rules learned from user transactional his...

Transactional network data arise in many fields. Although social network models have been applied to transactional data, these models typically assume binary relations between pairs of nodes. We develop a latent mixed membership model capable of modelling richer forms of transactional data. Estimation and inference are accomplished via a variational EM algorithm. Simulations indicate that the l...

The American consumer -the average depositor/borrower -is probably the most essential person to effective implementation of an electronic funds system. Yet, of the amazing quantity of literature published on EFTS in the last few years, virtually no attention has been paid to the consumer except as an abstract target of marketing studies. There are, however, serious problems in EFTS for the cons...

BACKGROUND Material exchange for sex (transactional sex) may be important to sexual relationships and health in certain cultures, yet the motivations for transactional sex, its scale and consequences are still little understood. The aim of this paper is to examine young women's motivations to exchange sex for gifts or money, the way in which they negotiate transactional sex throughout their rel...

Modern enterprise applications are currently undergoing a complete paradigm shift away from traditional transactional processing to combined analytical and transactional processing. This challenge of combining two opposing query types in a single database management system results in additional requirements for transaction management as well. In this paper, we discuss our approach to achieve hi...

Background & Aims of the Study: Family functioning is among the most important factors ensuring the mental health of family members. Disorder or disturbance in family functioning would cause many psychological problems for family members. Current study intended to examine the effectiveness of transactional analysis group counseling on the improvement of couple's family functioning. Materials & ...

Information and communication technology (ICT) has been increasingly used by all business functions during the past 50 years. For much of this time marketing practitioners have endeavoured to find the best ways to introduce ICT successfully into their domain, while marketing academics struggled to develop appropriate explanatory and prescriptive frameworks to enable the comprehensive study of t...