large scale acquisition of paraphrases for learning surface patterns
Báo cáo khoa học: "A System for Large-Scale Acquisition of Verbal, Nominal and Adjectival Subcategorization Frames from Corpora" pot
Ngày tải lên :
17/03/2014, 04:20
... Meeting of the Association of Computational Linguistics, pages 912–919,
Prague, Czech Republic, June 2007.
c
2007 Association for Computational Linguistics
A System for Large- Scale Acquisition of ... state -of-
the-art performance on all three sets.
1 Introduction
Research into automatic acquisition of lexical in-
formation from large repositories of unannotated
text (such as the web, corpora of ... enhancing the performance of
state -of- art statistical systems and for improving the
portability of these systems between domains.
One type of lexical information with particular
importance for NLP is...
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Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt
Ngày tải lên :
20/02/2014, 09:20
... a large amount of dependency relations
in Web documents. To our knowledge, no one else
has performed this type of clustering on such a large
scale. Wikipedia also produced a large gazetteer
of ... learning community because of the
need for learning from very large sets of data. Chu
et al. (2006) presented the MapReduce framework
for a wide range of machine learning algorithms, in-
cluding the ... There-
fore, performing the clustering with a vocabulary
that is large enough to cover the many named entities
required to improve the accuracy of NER is difficult.
We enabled such large- scale...
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A simple large scale synthesis of very long aligned silica nanowires
Ngày tải lên :
16/03/2014, 15:03
... production of large- quanti-
ties of high-purity (no metal catalysis contamina-
tion) and ultralong (millimeters) SiO
2
nanowires
(most of the wires have uniform diameters of $50
nm, while some of them ... Introduction
In the development of nanotechnology, nano-
scale optical wires are of both scientific and tech-
nological interest because of their potential appli-
cations for localization of light, low-dimensional
waveguides, ... reveals the
diameter distribution of the nanowires. As seen
from this image, most of the wires have uniform
diameters of $50 nm, while some of them have
thinner diameters of 5–10 nm. A high-magnifica-
tion...
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Báo cáo khoa học: "Experiments on the Choice of Features for Learning Verb Classes" potx
Ngày tải lên :
17/03/2014, 22:20
... choice of verb features is crucial for
the learning of verb classes. This pa-
per presents clustering experiments on
168 German verbs, which explore the
relevance of features on three levels of
verb ... presents the clustering results for D1
and D2, with D2 distinguishing the amount of PP
information
(arg
for arguments only,
chosen
for
the manually defined PPs,
all
for all possible PPs).
As ... clauses (i), finite clauses (s-2
for verb second clauses, s-dass for dass-clauses, s-
ob for oh-clauses, s-w for indirect wh-questions),
and copula constructions (k). For example, sub-
categorising...
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Báo cáo khoa học: "The key role of semantics in the development of large-scale grammars of natural language" pdf
Ngày tải lên :
17/03/2014, 22:20
... in particular and to development of (the lex-
icon of) large- scale computational grammars of
natural language based on HPSG in general. As an
I
dmtc stands for directed_motion_to_contact.
2
FIG(URE) ... the spirit of the MRS-based analysis for the
German verbs
gieflen
and
fi,illen
that we have pre-
sented above, we propose that the semantic prop-
erties of the arguments of one of the most ... location.
(17)
CONTENT
value of
sch/agend
mtc
l
'
2
schlagen-directed_motion_to_contact-rel
immediate consequence, (the lexicon of) a large-
scale computational grammar of German, like the
one...
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facile large scale synthesis of ws2 nanotubes from wo3 nanorods prepared by a hydrothermal route
Ngày tải lên :
19/03/2014, 16:48
... which
allows the synthesis of large amounts of multiwalled nan-
otubes (MWNTs). A HRTEM image of one such represen-
tative MWNT is shown in Fig. 4c. The interlayer spacing
of 0.65 nm between the ... top of
the inner MWNT. This could be explained by the formation
of WS
2
in the vapour phase followed by the growth of WS
2
layers on the preexisting WS
2
nanotubes. When the reduc-
tion period of ... Ministry for Research and
Technology (BMBF) for the support of this research within
the program “Multifunctional Materials and Miniaturized
Devices” at the University of Mainz and the Deutsche
Forschungsgmeinschaft...
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large scale synthesis of single-crystal hexagonal tungsten trioxide
Ngày tải lên :
20/03/2014, 13:04
... particular
crystal surface, therefore, inhibiting the growth of these
faces by lowering their surface energy. To investigate the
influence of different ions on the formation of WO
3
naowires, other ... K
2
SO
4
induce
the formation of the 1D nanostructures of h-WO
3
.
However, the add ition of KNO
3
and LiBr only leads to
the formation of microparticles. It is likely that only the
sulfate could leads to the formation ... increases of the amount of sulfate from 0.5 to 1.0 g.
(Figs. 8 and 9) Excess amounts of the sulfate had no
obvious effect on the wire morphology and crystal form.
The details of the effect of sulfate...
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Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf
Ngày tải lên :
19/02/2014, 19:20
... results for algorithms 1 and 4 on
the Europarl data (ep) for different devtest and test
sets. Europarl data were used in all runs for train-
ing and for setting the meta-parameter of number
of epochs. ... an approach to scaling discrimina-
tive learning for SMT not only to large feature
sets but also to large sets of parallel training data.
Since inference for SMT (unlike many other learn-
ing problems) ... handful of dense features need to be tuned,
minimum error rate training can be done on small
tuning sets and is hard to beat in terms of accuracy
and efficiency. In contrast, the promise of large-
scale...
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Tài liệu Báo cáo khoa học: "Bucking the Trend: Large-Scale Cost-Focused Active Learning for Statistical Machine Translation" docx
Ngày tải lên :
20/02/2014, 04:20
... exception in the AL for NLP field was
the work of Hwa (2000), which makes a point of
using # of brackets to measure cost for a syntac-
tic analysis task instead of using # of sentences.
Another ...
Number of Foreign Words Annotated
BLEU Score
Number of Foreign Words Annotated
the approx. 54,500 foreign words
we selectively sampled
for annotation
cost = $205.80
last approx. 700,000
foreign ... active learning for sequence labeling. In
Proceedings of the Joint Conference of the 47th An-
nual Meeting of the ACL and the 4th International
Joint Conference on Natural Language Processing
of...
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Báo cáo khoa học: "Leveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation" potx
Ngày tải lên :
08/03/2014, 02:21
... Cost-effective Lexical Acquisition
for Large- scale Ontology Translation
G. Craig Murray
Bonnie J. Dorr
Jimmy Lin
Institute for Advanced Computer Studies
University of Maryland
{gcraigm,bdorr,jimmylin}@umd.edu
... thesaurus of
56,000 concepts used to catalogue a large
archive of oral histories. Our experi-
ments demonstrate a cost-effective tech-
nique for accurate machine translation of
large ontologies. ... (2005).
Automatic acquisition of bilingual rules for extrac-
tion of bilingual word pairs from parallel corpora.
In Proceedings of the ACL-SIGLEX Workshop on
Deep Lexical Acquisition (pp. 87-96)....
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Review of the Need for a Large- scale Test Facility for Research on the Effects of Extreme Winds on Structures pptx
Ngày tải lên :
08/03/2014, 19:20
... wind-tunnel testing of small -scale models, wind-tunnel testing of large- scale of full -scale
components, full -scale testing in the natural environment, and large- scale or full -scale testing of components ... Need for a Large-
scale Test Facility for Research
on the Effects of Extreme Winds
on Structures
Committee to Review the Need for a Large- scale Test Facility for Research on the Effects of
Extreme ... the construction of a new facility.
Copyright © National Academy of Sciences. All rights reserved.
Review of the Need for a Large- Scale Test Facility for Research on the Effects of Extreme Winds...
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Using information technology in teaching and learning reading skill of english for biology for 2nd-year students
Ngày tải lên :
07/11/2012, 14:31
... lecturers of the Faculty of English and
students of the Faculty of Agro-biology raised the quality of teaching and learning
reading English for Biology with IT recently?
In fact, the students of the ... because of their limited proficiency of English. At
HNUE, the non-English-major students rarely search ESP information on the Internet for
study; they often search their professional information ... gender
A bigger number of students (58%) had 6 to 11 years of learning English; 42% of the
students had 2 to 5 years of learning English. Most of them had learnt English before they
entered HNUE....
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- xác định các mục tiêu của chương trình
- xác định các nguyên tắc biên soạn
- khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn
- khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản
- khảo sát chương trình đào tạo gắn với các giáo trình cụ thể
- xác định thời lượng học về mặt lí thuyết và thực tế
- tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam
- điều tra đối với đối tượng giảng viên và đối tượng quản lí
- điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1
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- khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu
- nội dung cụ thể cho từng kĩ năng ở từng cấp độ
- xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct
- phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ
- mở máy động cơ lồng sóc
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- các đặc tính của động cơ điện không đồng bộ
- hệ số công suất cosp fi p2
- đặc tuyến hiệu suất h fi p2