To usefully query a location-based service, a mobile device must typically present its own location in its query to the server. This may not be acceptable to clients that wish to ...
— Location Dependent Information Services (LDISs) are gaining increasing popularity in recent years, and due to limited client power and intermittent connectivity, caching is an ...
We present iPiccer, a system that allows mobile camera phones users to interact with meta-tagged image material available from web repositories, such as flickr in two novel ways....
A study at a large IT company shows that mobile information workers frequently migrate work across devices (here: smartphones, desktop PCs, laptops). While having multiple devices...
—The paper first discusses motivations why taking into account location information in authentication and access control is important. The paper then surveys current approaches t...