Social commerce connects people’s shopping activities with their social communities. Much work has leveraged social network data to promote sales of products and services. However, less is known about the impact of shopping activities on people’s social relationships. This paper serves as foundational work in the field and addresses this gap by exploring people’s preferences in sharing products...

social anxiety disorder is a common anxiety disorders in childhood and adolescence. adolescence is a period during which the individual believes will lead to different outcomes. the aim of this study was to compare early maladaptive schemas in two groups of adolescents with social anxiety disorder and normal adolescents. the present study was causal-comparative. population was consisted of all ...

Group Recommendation Systems (GRS’s) assist groups when trying to reach a joint decision. I use probabilistic data and apply voting theory to GRS’s in order to minimize user interaction and output an approximate or definite “winner item”. Research Question and Contribution People are sometimes required to reach a joint decision. For example, family members who search online for a TV show to wat...

equating test scores is an important issue in large scale testing. almost all standardized tests have several forms which vary in difficulty. new forms are written and added every year. when the items in different forms of a test vary in difficulty, direct comparison of test-takers who have taken different forms and are at the same ability level is not possible; hence, the issue of test fairnes...

conclusions the 11 item hausa-mspss index is valid for the assessment of perceived social support among stroke survivors in nigeria. results based on expert panel, clinicians’ review and patients’ feedback, the 12 item hausa-mspss had sufficient face, content and criterion validity. in reliability analysis, the cronbach’s alpha was 0.781. in test-retest reliability analysis, the minimum kappa v...

......................................................................................................................................... iii Chapter 1: Literature Review .......................................................................................................... 1 Capturing Psychopathy ..................................................................................................

This is a programmatic paper, marking out two directions in which the study of social media can contribute to broader problems of social science: understanding cultural evolution and understanding collective cognition. Under the first heading, I discuss some difficulties with the usual, adaptationist explanations of cultural phenomena, alternative explanations involving network diffusion effect...

background: social capital involves a set of norms available in social systems which improves the interaction between people and reduces the costs of interactions and communications. considering the importance of social capital, this research is aimed to study the social capital and factors affecting it among students of tehran university of medical sciences. methods: 400 students were particip...