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DLT
2001
14 years 9 days ago
2001
Context-free valence languages (over Zk ) are shown to be codings of the intersection of a context-free language and a blind kcounter language. This afl-style characterization all...
ACL
1992
14 years 2 days ago
1992
We show that the class of string languages generated by linear context-free rewriting systems is equal to the class of output languages of deterministic treewalking transducers. F...
NAACL
2007
14 years 10 days ago
2007
We use χ2 to investigate the context dependency of student affect in our computer tutoring dialogues, targeting uncertainty in student answers in 3 automatically monitorable cont...
ESANN
2004
14 years 9 days ago
2004
This work is designed to contribute to a deeper understanding of the recently proposed Merging SOM (MSOM). Its context model aims at the representation of sequences, an important s...
ACL
1998
14 years 8 days ago
1998
This paper describes a spelling correction system that functions as part of an intelligent tutor that carries on a natural language dialogue with its users. The process that searc...