Vassilis-Javed Khan

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This paper presents Reconexp, a diary method supported by a distributed application, which partly runs on a mobile device and partly on a website, enabling us to survey user attitudes, experiences and requirements in field studies. Reconexp combines aspects of the Experience Sampling Method and the Day Reconstruction Method aiming to reduce data loss,(More)
In most cases authors are permitted to post their version of the article (e.g. in Word or Tex form) to their personal website or institutional repository. Authors requiring further information regarding Elsevier's archiving and manuscript policies are encouraged to visit: Abstract This work examines how awareness systems, a class of technologies that(More)
This paper examines the communication needs of busy parents that can be served by awareness systems: systems supporting a continuous and semi-automated flow of information about the activities of communicating individuals. We report an online survey involving 69 participants. This survey focused on whether the types of information offered by awareness(More)
This paper reports on an investigation of how Awareness Systems can support communication between busy parents and young children at school. The study involved the deployment and test of a rudimentary awareness system so that surveying opinions and wishes regarding this type of technology would be grounded upon concrete experiences. The prototype was(More)
Evaluating ubiquitous systems with users can be a challenge, and the goal of this workshop was to take stock of current issues and novel approaches to address this challenge. In this paper, we report on the discussions we had during several plenary and small-group sessions. We first briefly review those evaluation methods that we identified as being used in(More)
In this position paper, we present a setup for evaluating users' experience of pervasive applications within a virtual environment. We review existing literature on mixed reality and pervasive application evaluation. A conclusion of that review is the potential of evaluating applications such as location-based services in a virtual environment. Finally, we(More)
Player behavior during game play can be used to construct player models that help adapt the game and make it more fun for the player involved. Similarly in-game behavior could help model personality traits that describe people's attitudes in a fashion that can be stable over time and over different domains, e.g., to support health coaching, or other(More)