Theophilos Phokas

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Nowadays, smartphones have almost replaced basic feature phones all over the world. Today's smartphones come equipped with an increasing set of embedded sensors, computational and communication resources. All these gave developers the ability to design and implement a wide variety of applications in the domains of healthcare, social networking, safety,(More)
—We demonstrate a suite of proximity-based applications , called Crowdcast, that is build on top of our powerful Proximity framework. Proximity, efficiently connects you to your closest neighbors at all times, regardless of where you are and how far your closest neighbors are. Such a service, realizes our special operator that solves the Continuous All(More)
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