121 search results - page 22 / 25 » A Simple E-learning System Based on Classroom Competition |
CCS
2009
ACM
14 years 3 months ago
2009
ACM
In mobile networks, authentication is a required primitive of the majority of security protocols. However, an adversary can track the location of mobile nodes by monitoring pseudo...
CCS
2007
ACM
14 years 3 months ago
2007
ACM
We describe a new attack against web authentication, which we call dynamic pharming. Dynamic pharming works by hijacking DNS and sending the victim’s browser malicious Javascrip...
SIGCSE
2006
ACM
14 years 3 months ago
2006
ACM
Traditionally, the topics of compiler construction and language processing have been taught as an elective course in Computer Science curricula. As such, students may graduate wit...
SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
We present a model, based on the maximum entropy method, for analyzing various measures of retrieval performance such as average precision, R-precision, and precision-at-cutoffs....
GECCO
2008
Springer
13 years 10 months ago
2008
Springer
One of the major difficulties when applying Multiobjective Evolutionary Algorithms (MOEA) to real world problems is the large number of objective function evaluations. Approximate...