Báo cáo khoa học: "AN LR CATEGORY-NEUTRAL PARSER WITH LEFT CORNER PREDICTION" pdf
Báo cáo khoa học: "AN LR CATEGORY-NEUTRAL PARSER WITH LEFT CORNER PREDICTION" pdf
... AN LR CATEGORY-NEUTRAL PARSER WITH LEFT CORNER
PREDICTION
Paola Merlo
University of Maryland/Universit~ de Gen~ve ...
this model adopts a mixed parsing procedure,
by using left corner prediction in a modified LR
parser.
ON LINGUISTIC THEORY
For a parser to be linguistically motivated, it must
be transparent ... shown
in (2). s
(2)
Tix$ixA~xCixPT~ * T~xSjxA.~xCj...
Tài liệu Báo cáo khoa học: "An Experiment in Evaluating the Quality of Translations" pdf
... it is sentences within passages; for transla-
tions × passages, it is translations × sentences within
passages. The within-cells mean square is the error
term for sentences within passages ... differentiates within sets of human
translations and within sets of mechanical translations. Results from the
two scales are highly correlated, and these in turn are highly correlated
with readin...
Báo cáo khoa học: "AN ALGORITHM FOR GENERATION IN UNIFICATION CATEGORIAL GRAMMAR" pdf
...
proper_name(N) :- nonvar(N) .
/* unifies with chart/l */
unifies with chart(S) :-
chart(S).
/* add to chart/2 */
add to chart(S, nonchart) :-
verify(unifies _with_ chart(S)),
add to chart(S, nonchart) ... unified with a lexical entry.
apply(FunctorActive,ResulO
implements the rules
of forward and backward functional application as
discussed above.
generate(Sign)
generates...
Báo cáo khoa học: "An Open-Source Package for Recognizing Textual Entailment" pdf
... called Rule
Repositories, with the format shown in Figure 3.
Each rule consists of three parts: i) a left- hand
side, ii) a right-hand side, iii) a probability that
the left- hand side entails (or ... Entailment
Engines in different ways (see Section 4.4).
Pre-defined basic components are already pro-
vided with EDITS, allowing to create a variety of
entailment engines. Fast prototyping...
Tài liệu Báo cáo khoa học: "Efficient probabilistic top-down and left-corner parsingt Brian Roark and Mark Johnson Cognitive and Linguistic " pptx
...
421
2 Parser architecture
The parser proceeds incrementally from left to
right, with one item of look-ahead. Nodes are
expanded in a standard top-down, left- to-right
fashion. The parser ... point that, with the
RB0 grammar, this parser is now a viable broad-
coverage statistical parser, with good coverage,
accuracy, and efficiency 4. Next we considered
the left-...
Báo cáo khoa học: "Text-level Discourse Parsing with Rich Linguistic Features" pdf
... and we take the HILDA discourse parser (Her-
nault et al., 2010b) as the basis of our work, because
it is the first fully implemented text-level discourse
parser with state-of-the-art performance. ... Here we briefly review two fully implemented
text-level discourse parsers with the state-of-the-art
performance.
The HILDA discourse parser of Hernault and his
colleagues (duVerle and Pr...
Báo cáo khoa học: "Fully Unsupervised Word Segmentation with BVE and MDL" pdf
... VE.
BVE works by segmenting the corpus repeatedly,
with each new segmentation incorporating knowl-
edge gained from previous segmentations. As with
many bootstrapping methods, three essential com-
ponents ... generated a
set of candidate segmentations with PtM, VE, and
BVE, as described in the previous section. From
each set of candidates, results for the segmentation
with minimal des...
Tài liệu Báo cáo khoa học: "An Improved Parser for Data-Oriented Lexical-Functional Analysis" doc
... Amsterdam
rens@scs.leeds.ac.uk
Abstract
We present an LFG-DOP parser which uses
fragments from LFG-annotated sentences to parse
new sentences. Experiments with the Verbmobil
and Homecentre corpora show that ... whose c-structure is labeled
with the initial category. At each subsequent step,
a next fragment is chosen at random from among
the fragments that can be composed with the
curr...
Tài liệu Báo cáo khoa học: "An alternative LR algorithm for TAGs" docx
... over
T in general.
1With this convention, we can no longer distinguish
between different leaves in the grammar with the same
terminal label. This merging of leaves with identical la-
bels ... steps of the LR au-
tomaton, which as usual reads input from left
to right and manipulates a stack.
We can divide the stack elements into two
classes. One class contains the LR state...
Tài liệu Báo cáo khoa học: "AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES " pot
... formalism from Pollard and
Sag (1987) and Shieber (1986).
2 The LR Parsing
Algorithm
The LR parser is an efficient shift-reduce
parser with optional lookahead. Parse u'ees
for input strings ... new problem
unique to the LR parser. After the parser
assigns a constituent structure in Fig.4 during
parsing, it would consult the GOTO table for
the next state with the...