The current Information Retrieval Systems return hundreds or thousands of documents in response to a query. Users consider only the first 20 or 30, but documents are often sorted a...
David Bueno, Ricardo Conejo, Amos David, Cristina ...
We study keyword auctions in a model where each advertiser has a value for every slot, which is not necessarily proportional to the number of clicks the advertiser expects to rece...
VRML (the Virtual Reality Modeling Language) has brought 3D objects and virtual worlds to a large number of Internet users. While it provides a suitable basis for the platform ind...
rom abstract objects like user tasks. ost interface development problems can be traced to two sources: the need for usercentered design environments and the lack of software system...
A visual attention system should respond placidly when common stimuli are presented, while at the same time keep alert to anomalous visual inputs. In this paper, a dynamic visual ...