We present studies of the attention and time, or engagement, invested by crowd workers on tasks. Consideration of worker engagement is especially important in volunteer settings such as online citizen science. Using data from Galaxy Zoo, a prominent citizen science project, we design and construct statistical models that provide predictions about the forthcoming engagement of volunteers. We cha...

Autism Spectrum Disorder (ASD) is a neurodevelopmental life condition characterized by problems with social interaction, low verbal and non-verbal communication skills, repetitive restricted behavior. People ASD usually have variable attention levels because they hypersensitivity large amounts of environmental information are problem for them. Attention process that occurs at the cognitive leve...

Image adaptation, one of the essential problems in adaptive content delivery for universal access, has been actively explored for some time. Most existing approaches have focused on generic adaptation towards saving file size under constraints in client environment and hardly paid attention to user’s perception on the adapted result. Meanwhile, the major limitation on the user’s delivery contex...