The research community on the study and design of systems for personal informatics has
grown over the past decade. To take stock of what the topics the field has studied and …

The ubiquity of smartphones and the growth of computing resources, such as connectivity,
processing, portability, and power of sensing, have greatly changed people's lives. Today …

Smartphones now offer the promise of collecting behavioral data unobtrusively, in situ, as it
unfolds in the course of daily life. Data can be collected from the onboard sensors and other …

The position of on-body motion sensors plays an important role in human activity
recognition. Most often, mobile phone sensors at the trouser pocket or an equivalent position …

Physical activity recognition using embedded sensors has enabled many context-aware
applications in different areas, such as healthcare. Initially, one or more dedicated wearable …

Background: There is increasing interest from academics and clinicians in harnessing
smartphone applications (apps) as a means of delivering behavioral interventions for health …

There are rising rates of depression on college campuses. Mental health services on our
campuses are working at full stretch. In response researchers have proposed using mobile …

For physical activity recognition, smartphone sensors, such as an accelerometer and a
gyroscope, are being utilized in many research studies. So far, particularly, the …

Objective: Optimal mental health care is dependent upon sensitive and early detection of
mental health problems. We have introduced a state-of-the-art method for the current study …

The ubiquity of smartphones together with their ever-growing computing, networking, and
sensing powers have been changing the landscape of people's daily life. Among others …