337 search results - page 59 / 68 » Externalities in online advertising |
JODL
2007
2007
Building rich, semantic descriptions of learning activities to facilitate reuse in digital libraries
13 years 6 months ago
Abstract This paper describes efforts to extend educational descriptions of learning objects to enable semantic search for suitable resources held within digital libraries and cybe...
AI
2004
Springer
13 years 6 months ago
2004
Springer
Over the last years evidence has accumulated that shows the possibility to analyze human brain activity on-line and translate brain states into actions such as selecting a letter ...
SIGMETRICS
2002
ACM
13 years 6 months ago
2002
ACM
On-line routing algorithms deal with requests as they arrive without assuming any knowledge of the underlying process that generates the streams of requests. By contrast, off-line...
HT
2009
ACM
13 years 4 months ago
2009
ACM
The online games market has matured in recent years. It is now a multi-billion dollar business with hundreds of millions players worldwide. At the same time, social networking pla...
ICWSM
2009
13 years 4 months ago
2009
Large-scale socially-generated metadata is one of the key features driving the growth and success of the emerging Social Web. Recently there have been many research efforts to stu...