The main purpose of topic detection and tracking (TDT) is to detect, group, and organize newspaper articles reporting on the same event. Since an event is a reported occurrence at ...
The Web has become an important information repository; often it is the first source a person turns to with an information need. One common way to search the Web is with a search ...
We examine a setting in which a buyer wishes to purchase probabilistic information from some agent. The seller must invest effort in order to gain access to the information, and m...
A common feature of congestion control protocols is the presence of information packets used to signal congestion. We address here the question of how frequently such protocols nee...
: In the situation of information overload we are experiencing today, conventional web search systems taking a one-size-fits-all approach are often not capable of effectively satis...