... stages of chronic hepatitis B infection. Hepatology 2002; 36:1408-1415. 20. Yang LM, Xu KC, Zhao YL, Wu ZR, Chen TF, Qin ZY,et al. Clinical significance of liver biopsy in chronic hepatitis ... Gastroenterol Hepatol 2004; 2:87-106. 4. Fattovich G. Natural history and prognosis of hepatitis B. Semin Liv Dis 2003; 23:47-58. 5. McMahon BJ. The natural history of chronic hepa...
... duration of the liver disease include: prior history of injection drug use, former history of transfusion of blood products, unexplained history of abnormal liver transaminases, or a known history of ... history of HCV infection is important in the management of patients with chronic HCV infection. Unfortunately, the natural history of chronic HCV infection is incomple...
... binary
vectors since we assume short contexts where
words usually occur only once. By looking at the
matrix it is easy to see that contexts c1, c3, and c6
seem to relate to the hand sense of ... this approach is that it allows only as many
senses as clusters, thereby limiting the granularity
of the meaning space. This problem is avoided by
Neill (2002) who uses local instead...
... seeds seem
to be sufficient in covering their sub-types (e.g. the
sub-types COUNTRY, CITY, etc for
LOCATION). But there are hundreds of sub-types
of ORG that cannot be covered by less than ... underlying concept
for any proper name type and this concept can be
easily expressed by a set of common nouns or
pronouns, similar to how concepts are defined by
synsets in WordNet (Beck...
... It properly. More recently, Litman
and Allen(198q) have extended Allen's model to a
hierarchy
of
task-plans
and
meta-plans. Litman is
currently studying the interpretation of ellipti- ... are necessary in order to identIDi
that
portion of
the
underlying plan to which a frasmen-
tar7 utterance refers.
Focusing
mechanAas have been employed by
Gross(1977) in identi...
... compounds using a
taxonomy has been explored and reported elsewhere
[13].
We propose treating many novel cases of
metonymy in the following way:
1. Wherepatterns of metonymy can be identified,, ... (FLYING-EVENT y)
(ACTOR y x)))) x') })
Though the hybrid gives us the representational
capacity to make such definitions, we have chosen as
part of our design no_._tt to...
... addition to the one-step probability
method to automatically ~nnotate the input
text.
We have recently devised an interactive
version of the word tagging system so that
users may type in test ... Error analysis
and subsequent modification to the system
resulted in over 96 per cent of word
tags being correctly assigned
automatically. The remaining 3 to ~ per
cent were cor...
... reductase (FR), the cytoplas-
mic CymA and other, smaller (< 20 kDa), cyto-
chromes are highly abundant c-type cytochromes in
MR-1R, and thus contribute substantially to the
554 nm absorbance. ... insertion mutants of MR-1,
and analyzed them in terms of dissimilatory reduction
of a variety of metals, i.e. Fe(III), V(V), U(VI), and
Se(VI). A ‘whole cell’ kinetics approach was us...
... denoted by S, a text document
by D, the total number of words in S by N, the to-
tal number of sentences in D by n, the sequential
number of S in D by i, and the in-document term
frequency of the ... op-
eration.
3
http://www.extractor.com/
928
Today, graph-based text representations are be-
coming increasingly popular, due to their abil-
ity to enrich the document model with sy...
... representation of its underlying seman-
tics as a dependency parsing schema shows that this
parsing strategy is in fact conceptually simpler for
dependency parsing.
3.4 YM03 (Yamada and Matsumoto, 2003)
Yamada ... ≥ j.
It is easy to verify that the dependency graph
g(t) is projective with respect to the linear order of
marked terminals w
i
, according to the usual defi-
nition of p...