Lexicalized Tree-Adjoining Grammars (LTAG) - ad-teaching.infor...

LTAG-Spinal Parser - Tests
Test data: 2401 sentences from section 23 of the Penn Treebank
Test system of Shen and Joshi (2005):
2 × 1.13 GHz Pentium III, 2 GB RAM
By varying some settings of
their algorithm, they get:
sen/sec f-score (%)
0.79 88.7
.
.
0.07 94.2
Our test system (stromboli):
16 × 2.80 GHz Xeon X5560, 35 GB RAM
I performed two series of
measurements:
• default settings
• settings closer to S&J
sen/sec f-score (%)
10.20
3.22
50 / 52