Evaluating the quality of user experience (UX) existing products is important for new product development. Conventional UX evaluation methods, such as questionnaire, have disadvantages great subjective influence investigators and limited number participants. Meanwhile, online reviews on e-commerce platforms express evaluations UX. Because objectively reflect opinions contain a large amount data...

In recent years, Online Social Networks have become an important medium for people who suffer from mental disorders to share moments of hardship, and receive emotional informational support. this work, we analyze how discussions in Reddit communities related can help improve the health conditions their users. Using tone users’ writing as a proxy state, uncover relationships between user interac...

The fast growth of communication technology within the concept smart grids can provide data and control signals from/to all consumers in an online fashion. This could foster more participation for end-user customers. These types customers do not necessarily have powerful prediction tools or capability storing a large amount historical data. Besides, relevant information is always known priori, ...

An online system has become a priority for organisations or companies in many countries, as it allows processes to be conducted via platforms, which contributes profit gain. There are different types of user experience (UX) evaluation models that have been proposed guide the measurement and development process. However, most these only dimensions, there is no guidance UX on systems. The lack re...

Social networks are the most extensively utilized online virtual communities. It is a technology platform that currently used to interact with other members of any community, including preserving social ties. This study aimed at determining elements influence participation water users in community. suggests combining commitment-trust theory acceptance model (TAM) include stakeholders, networks,...

lack of trust is one of the key bottle necks in e-commerce development. nowadays many advanced technologies are trying to address the trust issues in e-commerce. one among them suggests using suitable user interfaces. this paper investigates the functionality and capabilities of 3d graphical user interfaces in regard to trust building in the customers of next generation of b2c e-commerce websit...

In order to provide suitable results to the analyst needs, user preferences summarization is widely used in several domains. In this paper, we introduce a new approach for user profile construction from OLAP query logs. The key idea is to learn the user’s preferences by drawing the evidence from OLAP logs. In fact, the analyst preferences are clustered into three main pools : (i) consensual or ...

This study aims to shed more light on the question whether, and under what circumstances, valence affects consumers’ intention to buy a product after reading an online review. We hypothesize that receiver expertise could possibly moderate (a) the impact of review valence on consumers’ purchase intentions, and (b) the asymmetric effects of positive and negative reviews. To test these hypotheses,...

Online product reviews are increasingly important for consumer decisions, yet we still know little about how reviews are generated in the first place. In an effort to gather more reviews, many websites encourage user interactions such as allowing one user to subscribe to another. Do these interactions actually facilitate the generation of product reviews, and more important, what kind of review...