This article outlines the contribution that ethnography could make to process evaluations for trials of complex health-behaviour interventions. Process evaluations are increasingly used to examine how health-behaviour interventions operate to produce outcomes and often employ qualitative methods to do this. Ethnography shares commonalities with the qualitative methods currently used in health-b...

Detecting and characterizing emerging topics of discussion and consumer trends through analysis of Internet data is of great interest to businesses. This paper considers the problem of monitoring the Web to spot emerging memes – distinctive phrases which act as “tracers” for topics – as a means of early detection of new topics and trends. We present a novel methodology for predicting which meme...

In recognition-memory experiments, Nosofsky and Zaki (2003) found that adding discrete distinctive features to continuous-dimension color stimuli helped participants to both identify the old items as old (the old-item distinctiveness effect), as well as identify the new items as new. The present study tests the extent to which these results generalize to the domain of face recognition. Two expe...

New conceptual tools for effectively supporting the activity of requirements analysis of web applications are needed. Current approaches and model in Requirements Engineering (RE) can be tailored and extended in order to cope with the following distinctive features of interactive and hypermediaintensive web applications: a) high-level communication and business goals have to be addressed and ca...

Social Web accommodates a wide spectrum of user activities, including information sharing via social media networks (e.g., Twitter), question answering in collaborative Q&A systems (e.g., StackOverflow), and more profession-oriented activities such as social coding in code sharing systems (e.g., Github). Social Web enables the distinctive opportunity for understanding the interplay between mult...