65 search results - page 7 / 13 » Some Results on Top-Context-Free Tree Languages |
FLOPS
2004
Springer
13 years 11 months ago
2004
Springer
Abstract. This paper describes how high level implementations of (needed) narrowing into Prolog can be improved by analysing definitional trees. First, we introduce a refined repre...
EMNLP
2010
13 years 5 months ago
2010
We examine effects that empty categories have on machine translation. Empty categories are elements in parse trees that lack corresponding overt surface forms (words) such as drop...
PLDI
1994
ACM
13 years 11 months ago
1994
ACM
In this paper, we describe the program structure tree (PST), a hierarchical representation of program structure based on single entry single exit (SESE) regions of the control flo...
COLING
1996
13 years 8 months ago
1996
The development of natural language proccssing (NLP) systems that perform machine translation (MT) and information retrieval (IR) has highlighted the need for the automatic recogn...
PLANX
2007
13 years 8 months ago
2007
We present an algorithm to solve XPath decision problems under regular tree type constraints and show its use to statically typecheck XPath queries. To this end, we prove the deci...