We have recently observed a convergence of technologies to foster the emergence of
lifelogging as a mainstream activity. Computer storage has become significantly cheaper …

The relationships between lifestyle behaviors and health outcomes usually are based on
self-reported data. Such data are prone to measurement error. In response, there has been …

With an increasing inflow and outflow of users from social media, understanding the factors
the drive their adoption becomes even more pressing. This paper reports on a study with …

Personalized recommender systems have become indispensable in today's online world.
Most of today's recommendation algorithms are data-driven and based on behavioral data …

Visual lifelogging consists of acquiring images that capture the daily experiences of the user
by wearing a camera over a long period of time. The pictures taken offer considerable …

The introduction of wearable video cameras (eg, GoPro) in the consumer market has
promoted video life-logging, motivating users to generate large amounts of video data. This …

Background Over the past decade, the wide availability and small size of different types of
sensors, together with the decrease in pricing, have allowed the acquisition of a substantial …

This paper explores the implications of extended and distributed cognition theory for our
notions of personal identity. On an extended and distributed approach to cognition, external …

Preliminary research has suggested that wearable cameras may reduce under-reporting of
energy intake (EI) in self-reported dietary assessment. The aim of the present study was to …

Human memory is unquestionably a vital cognitive ability but one that can often be
unreliable. External memory aids such as diaries, photos, alarms and calendars are often …