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» On the accuracy of language trees
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BMCBI
2005
134views more  BMCBI 2005»
15 years 6 months ago
Ancestral sequence alignment under optimal conditions
Background: Multiple genome alignment is an important problem in bioinformatics. An important subproblem used by many multiple alignment approaches is that of aligning two multipl...
Alexander K. Hudek, Daniel G. Brown 0001
WIA
2007
Springer
16 years 16 days ago
Backward and Forward Bisimulation Minimisation of Tree Automata
We improve an existing bisimulation minimisation algorithm for tree automata by introducing backward and forward bisimulations and developing minimisation algorithms for them. Mini...
Johanna Högberg, Andreas Maletti, Jonathan Ma...
ACL
1996
15 years 7 months ago
Incremental Parser Generation for Tree Adjoining Grammars
This paper describes the incremental generation of parse tables for the LR-type parsing of Tree Adjoining Languages (TALs). The algorithm presented handles modi cations to the inp...
Anoop Sarkar
ACL
2010
15 years 4 months ago
Efficient Inference through Cascades of Weighted Tree Transducers
Weighted tree transducers have been proposed as useful formal models for representing syntactic natural language processing applications, but there has been little description of ...
Jonathan May, Kevin Knight, Heiko Vogler
EDBT
2002
ACM
129views Database» more  EDBT 2002»
16 years 6 months ago
Schema-Driven Evaluation of Approximate Tree-Pattern Queries
Abstract. We present a simple query language for XML, which supports hierarchical, Boolean-connected query patterns. The interpretation of a query is founded on cost-based query tr...
Torsten Schlieder