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LICS
2007
IEEE
14 years 4 months ago
A Robust Class of Context-Sensitive Languages
We define a new class of languages defined by multi-stack automata that forms a robust subclass of context-sensitive languages, with decidable emptiness and closure under boolea...
Salvatore La Torre, Parthasarathy Madhusudan, Genn...
WWW
2007
ACM
14 years 11 months ago
Visibly pushdown automata for streaming XML
We propose the study of visibly pushdown automata (Vpa) for processing XML documents. Vpas are pushdown automata where the input determines the stack operation, and XML documents ...
Viraj Kumar, P. Madhusudan, Mahesh Viswanathan
CIKM
2008
Springer
14 years 10 days ago
Rewriting of visibly pushdown languages for xml data integration
In this paper, we focus on XML data integration by studying rewritings of XML target schemas in terms of source schemas. Rewriting is very important in data integration systems wh...
Alex Thomo, Srinivasan Venkatesh
LATA
2010
Springer
14 years 4 months ago
Operator Precedence and the Visibly Pushdown Property
Operator precedence languages, designated as Floyd’s Languages (FL) to honor their inventor, are a classical deterministic context-free family. FLs are known to be a boolean fami...
Stefano Crespi-Reghizzi, Dino Mandrioli
MFCS
2007
Springer
14 years 4 months ago
Minimizing Variants of Visibly Pushdown Automata
The minimization problem for visibly pushdown automata (VPA) is studied. Two subclasses of VPA are introduced: call driven automata, and block automata. For the first class, minim...
Patrick Chervet, Igor Walukiewicz