Computer security, and intrusion detection in particular, has become increasingly important in today's business environment, to help ensure safe and trusted commerce between ...
This paper describes a general methodology for automated recognition of complex human activities. The methodology uses a context-free grammar (CFG) based representation scheme to ...
A key challenge for software that supports asynchronous distance education is to engage and guide students who are not interacting in real-time. We describe a first study of two a...