Báo cáo khoa học: "Constraints on strong generative power" pdf
Báo cáo khoa học: "Constraints on strong generative power" pdf
... notion
of derivational generative capacity (Becker et al., 1992).
Definition 3 The strong generative capacity of a
grammar G aCFRSF is the relation
{t
F
, t|t ∈T(G)}.
For example, the strong generative ... by strong generative
power? In the standard definition (Chomsky,
1965) a grammar G weakly generates a set of
sentences L(G) and strongly generates a set of
structural descri...
Tài liệu Báo cáo khoa học: "Constraints on Non-Projective Dependency Parsing" doc
... weakly connected,
which entails that the corresponding undirected graph is con-
nected, w hereas a strongly connected graph has a directed
path between any pair of nodes.
74
(“Only one of them concerns ... to Defi nition 1–2.
3 Constraints
The only conditions so far imposed on dependency
graphs is that the special node 0 be a root and that
the graph be connected. Here are three further
const...
Báo cáo khoa học: "CONSTRAINTS ON THE GENERATION OF ADJUNCT CLAUSES" potx
... from
similar constructions. The next consideration, and
the subject of the present section, is how the
construction should be situated within the generation
process: what decisions, made at ... the content of the matrix.
209
3.1 Decision Making in Generation
In generation, unlike comprehension, the
speaker's appreciation of his situation, his goals, and
the information that ......
Tài liệu Báo cáo khoa học: Studies on structural and functional divergence among seven WhiB proteins of Mycobacterium tuberculosis H37Rv pdf
... to conformational differences between
the two proteins. The relative cross-reactivity of poly-
clonal antibodies was used to probe the conforma-
tional variations at the tertiary level among ... conditions, coordinate a [2Fe–2S] clus-
ter. However, based upon the in vitro reconstitution
assay, both were found to be [4Fe–4S] cluster coordi-
nating proteins. Iron–sulfur clusters are one ... dif...
Tài liệu Báo cáo khoa học: "Kernels on Linguistic Structures for Answer Extraction" doc
... and semantics. Our
experiments on question/answer classification
show that the above models highly improve on
bag-of-words on a TREC dataset.
1 Introduction
Question Answering (QA) is an IR task ... Papers (Companion Volume), pages 113–116,
Columbus, Ohio, USA, June 2008.
c
2008 Association for Computational Linguistics
Kernels on Linguistic Structures for Answer Extraction
Alessandro...
Tài liệu Báo cáo khoa học: "Constraints over Lambda-Structures in Semantic Under specification" pptx
... which only makes the anaphoric
content
212
of the pronoun she within the NP
explicit. The anaphoric relationship between
the pronoun she and Mary is represented by the
linking relation between ... deduction calculi for rea-
soning with such underspecified semantic rep-
resentation in order to make progress on this
front. We hope that some of the more ad hoc
features of our definit...
Tài liệu Báo cáo khoa học: "Panel on Natural Language and Databases" pot
... programming environment offers a convenient
yet challenging extension of work already being done with
database query.
First I recite some of the merits of continuing research
on natural language ... language. How much these cross-linguistic
concerns ought to affect the construction of a particular
system is itself one of the questions deserving of atten-
tion, but our experience to da...
Tài liệu Báo cáo khoa học: "REMARKS ON PLURAL ANAPHORA" pptx
...
processes. No operations on RefOs other
than the sum operation will be considered in
the present context.
3. CONSTRAINTS ON SUM FOR-
MATION
Sentences like (1.a) and (1.b) demon-
strate that ... questions. However, we
will give some sketchy answers to the first
and second questions as well.
We consider only two-sentence texts in
which the second sentence contains an
anaphoric p...
Báo cáo khoa học: Staying on message: design principles for controlling nonspecific responses to siRNA pdf
... activation. Initial
Backbone chemistry
siRNA sequence
End features
Key
Fig. 1. Design considerations for controlling nonspecific responses to siRNA. This figure summarizes known recognition interactions
between ... dsRNAs contained the consensus motif,
NNWW(N
9
)WGN (W indicates an A or U), and
mutational analysis confirmed that this motif is
required for activation. The consensus is only 16 nuc...
Báo cáo khoa học: Studies on the role of the receptor protein motifs possibly involved in electrostatic interactions on the dopamine D1 and D2 receptor oligomerization pdf
... Jobin Yvon IBH S.A.S.) at
434 nm with 1 MHz repetition. Fluorescence emission was
recorded by a picosecond detector, TBX-04 (Horiba, Jobin
Yvon IBH S.A.S.). The Jobin Yvon IBH data station and
the ... manipulations of the Arg-rich epitope induced alterations in
the localization of the resulting receptor proteins, leading to the conclusion
that this epitope is responsible for the cellular loca...