Báo cáo khoa học: "A comparison of dose-response characteristics of four NTCP models using outcomes of radiationinduced optic neuropathy and retinopathy" potx
Tài liệu Báo cáo khoa học: "A Comparison of Alternative Parse Tree Paths for Labeling Semantic Roles" ppt
... each of these parsing alternatives?
Each of these four questions is addressed in
the four subsequent sections of this paper, fol-
lowed by a discussion of the implications of our
findings and ... training
and testing corpus of 400 sentences each contain-
ing an inflection of one of four target verbs (100
each), namely believe, think, give, and receive.
These s...
Báo cáo khoa học: "A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in Chinese Text Categorization" potx
... as-
pects of IR and TC. So it is significant to make a
detailed comparison and analysis here on the
relative value of words and bigrams as features
in Text Categorization. The organization of this ... b
1
and b
2
stand for the two bigrams and
w stands for any word containing both of them.
The overall information quantity is obtained by
subtracting the redundancy be...
Báo cáo khoa học: "A Comparison of Syntactically Motivated Word Alignment Spaces" doc
... image c of a head 2 overlaps
with the image (b, d) of 2’s modifier, (3, 4). Lin
Figure 2: A phrasal cohesion violation.
and Cherry (2003) used the notion of phrasal cohe-
146
A Comparison of Syntactically ... ITGs, and provide a
formulation for the number of structures that can
be built for a sentence pair of size n. ITGs explore
almost all of permutation space when n is sm...
Báo cáo khoa học: "A Comparison of Rule-Invocation Strategies in Context-Free Chart Parsing" pot
... whose types match the right-
hand side of a grammar rule to a phrase of the type
of the left-hand side of the rule. To make a reduction
possible, all the right-hand-side phrases have to be
present. ... active edges and the number of
outgoing inactive edges. In addition, the number of
chart edges produced is a measure which is indepen-
dent of implementation and machine...
Báo cáo khoa học: "A Comparison of Document, Sentence, and Term Event Spaces" potx
... terms and 2.6 million for stemmed
terms. Thus, the journals shared 48% and 52% of
their vocabulary for unstemmed and stemmed
terms respectively.
Figure 7 shows the result of this comparison
and ... two journals and
reduced the number of documents by 2,432.
We made the following comparisons between
the document, sentence, and term event spaces.
(1) Raw term compar...
Báo cáo khoa học: "A Comparison of Chinese Parsers for Stanford Dependencies" ppt
... if accuracy is of primary
concern, then Mate should be preferred;
12
however,
Berkeley parser offers a trade-off between accuracy
and speed. If neither parser satisfies the demands
of a practical ... for Chi-
nese, using more accurate dependency parsers
than in previous work. Our comparison of per-
formance and efficiency across seven popular
open source parsers (four constituent...
Báo cáo khoa học: "A Comparison of Loopy Belief Propagation and Dual Decomposition for Integrated CCG Supertagging and Parsing" potx
... et al., 2006), and oth-
ers have also been improved by combined models.
Our empirical comparison of BP and DD also com-
plements the theoretically-oriented comparison of
marginal- and margin-based ... effect of these approximations? To
answer this question we computed oracle best and
worst values for labelled dependency F-score using
the algorithm of Huang (2008) on th...
Báo cáo khoa học: "A Comparison of Head Transducers and Transfer for a Limited Domain Translation Application" pptx
... actions:
Selection of a pair of words wo E V1 and vo E V2,
and a head transducer 3,10 to start the entire
derivation.
Selection of a pair of dependent words w I and
v ~ and transducer M I ...
Figure 1: Head transducer M converts the sequences
of left and right relations (r~ r~) and (r~+l rn 1)
of w into left and right relations (r~ r])
and
empty symbol e. Whi...
Báo cáo khoa học: "A Comparison of Event Models for Naive Bayes Anti-Spam E-Mail Filtering" potx
... the
document.
From a linguistic point of view, a document is
made up of words, and the semantics of the doc-
ument is determined by the meaning of the words
and the linguistic structure of the document. The
Naive ... total
number of word occurrences in
ej,
and the total
number of occurrences of w
t
, respectively. Let
d(c) =
En
P(c
i
ld
i
)
denote the number of
doc...
Báo cáo khoa học: "A comparison of clausal coordinate ellipsis in Estonian and German: Remarkably similar elision rules allow a language-independent ellipsis-generation module" pot
... we do not expect that the four types of
clausal coordinate ellipsis presented here are
“universal” in the sense that all natural languages
exhibit all four of them and no language has ad-
ditional ... identity, where only the word-stems of the constitu-
ents have to be identical, and wordform identity, which re-
quires not only identity of the stems but also of their mo...