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ACL
2012
12 years 6 days ago
Heuristic Cube Pruning in Linear Time
We propose a novel heuristic algorithm for Cube Pruning running in linear time in the beam size. Empirically, we show a gain in running time of a standard machine translation syst...
Andrea Gesmundo, Giorgio Satta, James Henderson
ACL
2012
12 years 6 days ago
A Feature-Rich Constituent Context Model for Grammar Induction
We present LLCCM, a log-linear variant of the constituent context model (CCM) of grammar induction. LLCCM retains the simplicity of the original CCM but extends robustly to long s...
Dave Golland, John DeNero, Jakob Uszkoreit
ACL
2012
12 years 6 days ago
Learning Better Rule Extraction with Translation Span Alignment
This paper presents an unsupervised approach to learning translation span alignments from parallel data that improves syntactic rule extraction by deleting spurious word alignment...
Jingbo Zhu, Tong Xiao, Chunliang Zhang
ACL
2012
12 years 6 days ago
A Web-based Evaluation Framework for Spatial Instruction-Giving Systems
We demonstrate a web-based environment for development and testing of different pedestrian route instruction-giving systems. The environment contains a City Model, a TTS interface...
Srinivasan Janarthanam, Oliver Lemon, Xingkun Liu
ACL
2012
12 years 6 days ago
Robust Conversion of CCG Derivations to Phrase Structure Trees
We propose an improved, bottom-up method for converting CCG derivations into PTB-style phrase structure trees. In contrast with past work (Clark and Curran, 2009), which used simp...
Jonathan K. Kummerfeld, Dan Klein, James R. Curran