In this paper we propose a novel wearable interface called “ActiveBelt” that enables users to obtain multiple directional information with the tactile sense. Since the informat...
We describe a method to enable the selection of specific text regions with a hand-held camera by means of projecting a structured light pointer on the document. The user indicates...
Model-based approaches can be useful when designing nomadic applications, which can be accessed through multiple interaction s. Various models and levels of abstraction can be con...
In this paper we propose a new reciprocity index for quantifying social relationships based on mobile phone call detail records and Twitter blogs. We use this reciprocity index to ...
—We analyze the anonymous communication patterns of 2.5 million customers of a Belgian mobile phone operator. With these communications, we construct a social network of customer...
Gautier Krings, Francesco Calabrese, Carlo Ratti, ...