An iPhone 6 using the Avenza software for capturing horizontal positions was employed to
understand relative positional accuracy in an urban environment, during two seasons of the …

Over the last years positioning systems have become increasingly pervasive, covering most
of the planet's surface. Although they are accurate enough for a large number of uses, their …

Third-party services form an integral part of the mobile ecosystem: they allow app
developers to add features such as performance analytics and social network integration …

Inference procedures for spatial autocorrelation statistics assume that the underlying
configurations of spatial units are fixed. However, sometimes this assumption can be …

Android offers a shared system that multiplexes all logged data from all system components,
including both the operating system and the console output of apps that run on it. A security …

Cellular network performance is often viewed as primarily dominated by the radio
technology. However, reality proves more complex: mobile operators deploy and configure …

The security of today's Web rests in part on the set of X. 509 certificate authorities trusted by
each user's browser. Users generally do not themselves configure their browser's root store …

In urban planning and research, 3D city maps are crucial for activities such as cellular
network design, urban development, and climate research. Traditionally, creating these …

Los teléfonos celulares han irrumpido en todos los aspectos de la vida de la mayor parte de
la humanidad, incluyendo las actividades profesionales y científicas. Numerosas …

We consider the problem of self-localization by a resource-constrained mobile node given
perturbed anchor position information and distance estimates from the anchor nodes. We …