Online web services have grown dramatically in size and diversity in the last years, becoming essential components of our daily...

Recent technological advances have led to an exponential growth in the volume of data generated. The quest to make sense...

Smartphones have become inherent to the every day life of billions of people worldwide, and they are used to perform...

Until today, Unmanned Aerial Vehicle (UAV) operations only include a single aerial vehicle (in most cases) that performs reconnaissance missions...

Wireless communication is a transformative technology that has changed the way we work, communicate and enjoy our free time. The...

The Android Open Source Project (AOSP) was first released by Google in 2008 and has since become the most used...

With the rapidly growing market for smartphones and user’s confidence for immediate access to high-quality multimedia content, the delivery of...

Localization has been mainly an optional feature of cellular networks since they have been designed for communication and many location-based...

Reinforcement Learning (RL), in which an agent is trained to make the most favourable decisions in the long run, is...

In this dissertation I look at opportunistic D2D networking, possibly operating in an infrastructure-less environment, and I investigate several schemes...