Sciweavers

1890 search results - page 69 / 378
» Graph-Based Concept Learning
Sort
View
SIGCSE
2005
ACM
98views Education» more  SIGCSE 2005»
15 years 9 months ago
A multi-institutional investigation of computer science seniors' knowledge of programming concepts
Research on learning suggests the importance of helping students organize their knowledge around meaningful patterns of information. This paper reports on a multi-institutional st...
Laurie Murphy, Renée McCauley, Suzanne West...
GCC
2005
Springer
15 years 9 months ago
Knowledge Acquisition Based on the Global Concept of Fuzzy Cognitive Maps
Combination of prior knowledge and implicit knowledge hidden in the data of system can enhance the quality of information services in Knowledge Grid. Fuzzy Cognitive Maps (FCMs) ar...
Xiangfeng Luo
RAID
2009
Springer
15 years 10 months ago
Protecting a Moving Target: Addressing Web Application Concept Drift
Because of the ad hoc nature of web applications, intrusion detection systems that leverage machine learning techniques are particularly well-suited for protecting websites. The re...
Federico Maggi, William K. Robertson, Christopher ...
129
Voted
AAAI
2008
15 years 6 months ago
Concept-Based Feature Generation and Selection for Information Retrieval
Traditional information retrieval systems use query words to identify relevant documents. In difficult retrieval tasks, however, one needs access to a wealth of background knowled...
Ofer Egozi, Evgeniy Gabrilovich, Shaul Markovitch
ADMA
2010
Springer
271views Data Mining» more  ADMA 2010»
14 years 11 months ago
Exploiting Concept Clumping for Efficient Incremental E-Mail Categorization
We introduce a novel approach to incremental e-mail categorization based on identifying and exploiting "clumps" of messages that are classified similarly. Clumping reflec...
Alfred Krzywicki, Wayne Wobcke