chinese opinionated information retrieval
Tài liệu Báo cáo khoa học: "Kinds of Features for Chinese Opinionated Information Retrieval" pdf
Ngày tải lên :
20/02/2014, 12:20
... tested different
kinds of features for retrieval of Chinese opinionated
information.
As stated earlier (see Section 1), we assume that
the task of retrieval of opinionated texts (OIR) can
be regarded ... of
Opinionated Information Retrieval which is planned
to be a module in a Cross-Language Opinion Extrac-
tion system (CLOE). The main goal of this system is
to provide access to opinionated information ... in the
paper will consist of four main modules:
1. Query translation
2. Opinionated Information Retrieval
3. Opinionated Information Extraction
4. Results presentation
The OIR module will process...
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Nghiên cứu phương pháp mở rộng truy vấn trong truy xuất thông tin (INFORMATION RETRIEVAL)
Ngày tải lên :
17/02/2014, 08:47
... trong truy xuất thông tin
1.1.1 Hệ thống truy xuất thông tin (Information Retrieval- IR)
Hệ thống Truy xuất thông tin (Information Retrieval) là hệ thống thực hiện tìm
kiếm tài liệu (thường là ... without Information Retrieval,
IR
OB P
QEM
)
- Mô hình mở rộng truy vấn dựa trên ontology và kết hợp với hệ thống truy
xuất thông tin (Query Expansion Model with Ontology-Based with
Information ...
thống truy xuất thông tin (Query Expansion Model with Ontology-Based and
Probability with Information Retrieval,
+IR
OB P
QEM
)
2.4.2.2 Các bước thực hiện mở rộng truy vấn dựa trên Ontology...
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Tài liệu Báo cáo khoa học: "A study of Information Retrieval weighting schemes for sentiment analysis" doc
Ngày tải lên :
20/02/2014, 04:20
... weight-
ing approaches in automatic text retrieval. Technical
report, Ithaca, NY, USA.
Gerard Salton and Michael J. McGill. 1986. Intro-
duction to Modern Information Retrieval. McGraw-
Hill, Inc., New ... Robertson et al., 1996) is a probabilistic
model for information retrieval and is one of the
most popular and effective algorithms used in in-
formation retrieval. For ease of reference, we in-
corporate ... word features.
In this paper, we examine whether term weight-
ing functions adopted from Information Retrieval
(IR) based on the standard tf.idf formula and
adapted to the particular setting...
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Tài liệu Báo cáo khoa học: "Bilingual Terminology Acquisition from Comparable Corpora and Phrasal Translation to Cross-Language Information Retrieval" pptx
Ngày tải lên :
20/02/2014, 16:20
... Corpora
to Cross-Language Information Retrieval: Hybrid
Statistics-based and Linguistics-based Approach. In
Proc. IRAL 2003, Sapporo, Japan.
G. Salton. 1971. The SMART Retrieval System, Experi-
ments ... Overview of the SecondNTCIR Work-
shop. In Proc. Second NTCIR Workshop on Research
in Chinese and Japanese Text Retrieval and Text Sum-
marization.
P. Koehn and K. Knight. 2002. Learning a Translation
Lexicon ... Uemura.
2002. Exploiting and Combining Multiple Resources
for Query Expansion in Cross-Language Information
Retrieval. IPSJ Transactions of Databases, TOD 15,
43(SIG 9):39–54.
F. Sadat, M. Yoshikawa...
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Tài liệu Báo cáo khoa học: "Summarization-based Query Expansion in Information Retrieval" doc
Ngày tải lên :
20/02/2014, 18:20
... "Natural Language Information
Retrieval: TREC°5 Report." Proceedings of TREC-5 confer°
ence.
Strzalkowski, Tomek. 1995. "Natural Language Information Re-
trieval" Information Processing ... easy combination
of alternative retrieval methods, creating a meta-
search strategy which maximizes the contribution of
each stream. Different information retrieval systems
can used as indexing ... It is also
well suited for evaluating the usefulness of summa-
rization in context of an information retrieval sys-
tem, where the user needs to rapidly and efficiently
review the documents...
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Tài liệu Báo cáo khoa học: "INFORMATION RETRIEVAL USING ROBUST NATURAL LANGUAGE PROCESSING" docx
Ngày tải lên :
20/02/2014, 21:20
... content. For example, the pair
retrieve +information is extracted from any of the fol-
lowing fragments: information retrieval system;
retrieval of information from databases; and informa- ... Michael. 1991. " ;Retrieval Performance in
Ferret: A Conceptual Information Retrieval
System." Proceedings of ACM SIGIR-91, pp.
347-355.
Sager, Naomi. 1981. Natural Language Information
Processing. ... to as 'conceptual
retrieval& apos;. The conceptual retrieval systems, though
quite effective, are not yet mature enough to be con-
sidered in serious information retrieval applications,...
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Tài liệu Báo cáo khoa học: "REPRESENTATION OF TEXTS FOR INFORMATION RETRIEVAL" pdf
Ngày tải lên :
21/02/2014, 20:20
... 1979.
Representation and classification of knowledge and
information for use in interactive information re-
trieval. In Human Aspects of Information Science.
Oslo: Norwegian Library School.
148...
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Báo cáo khoa học: "Creative Language Retrieval: A Robust Hybrid of Information Retrieval and Linguistic Creativity" pot
Ngày tải lên :
07/03/2014, 22:20
... creative information retrieval to explore how an
IR system can itself provide a degree of creative
anticipation, acting as a mediator between the lit-
eral specification of a meaning and the retrieval ... 2011.
c
2011 Association for Computational Linguistics
Creative Language Retrieval:
A Robust Hybrid of Information Retrieval and Linguistic Creativity
Tony Veale
School of Computer Science and ... California Press.
Van Rijsbergen, C. J. (1979). Information Retrieval.
Oxford: Butterworth-Heinemann.
Veale, T. (2004). The Challenge of Creative Informa-
tion Retrieval. Computational Linguistics and...
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Báo cáo khoa học: "Optimizing Language Model Information Retrieval System with Expectation Maximization Algorithm" doc
Ngày tải lên :
08/03/2014, 01:20
... trigram information into our training
procedure. Corpus information might be used in
more delicate way to improve the performance.
References
A. Berger and J. Lafferty, " ;Information retrieval ... new lan-
guage models of information retrieval to the tradi-
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[Host]; University of Twente, Centre for Telemat-
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for information retrieval, " 1999, pp. 316-321.
G. Salton and M. J. McGill, Introduction to Modern
Information Retrieval: McGraw-Hill, Inc. New
York,...
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Báo cáo khoa học: "The Role of Information Retrieval in Answering Complex Questions" ppt
Ngày tải lên :
08/03/2014, 02:21
... Agency.
3 Document Retrieval
Since information retrieval systems supply the ini-
tial set of documents on which a question answer-
ing system operates, it makes sense to optimize
document retrieval performance ... techniques introduced
in this paper are applicable to the different types
of information needs discussed above.
While information retrieval techniques form a
strong baseline for answering relationship ... 2006.
c
2006 Association for Computational Linguistics
The Role of Information Retrieval in Answering Complex Questions
Jimmy Lin
College of Information Studies
Department of Computer Science
Institute...
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Báo cáo khoa học: "Examining the Content Load of Part of Speech Blocks for Information Retrieval" pptx
Ngày tải lên :
08/03/2014, 02:21
... resources
for information retrieval tasks. Natural language in-
formation retrieval. Kluwer Academic Publishers
Dordrecht, NL.
Bruce Croft and John Lafferty. 2003. Language Mod-
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comes confirm that our hypotheses hold in
the context of Information Retrieval.
1 Introduction
The task of an Information Retrieval (IR) system
is to retrieve documents from a collection, ... The
improvement in retrieval performance now associ-
ated to DLH is similar to the improvement associ-
ated with the other weighting schemes. Secondly,
the difference in the retrieval improvement...
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Báo cáo khoa học: " Paraphrase Generation and Information Retrieval from Stored Text" pdf
Ngày tải lên :
16/03/2014, 19:20
... substitute the nominalization, etc.,
which represents it.
3. Information Retrieval from Texts
Let us now turn to the problem of retrieving information
from stored texts. As mentioned in Part 1, ... Equivalence of Models Used in the
Fields of Mechanical Translation and Information Re-
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by P. W. Culicover, IBM Boston Programming Center
First the notion...
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Báo cáo khoa học: "The Effect of Translation Quality in MT-Based Cross-Language Information Retrieval" pptx
Ngày tải lên :
17/03/2014, 04:20
... 1997. Comparing Representation in
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Chinese Information Retrieval. ... each ti-
tle query as Chinese query
title-cn2: use reference translation 2 of each ti-
tle query as Chinese query
desc-cn: use reference translation of each desc
query as Chinese query
Among...
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Báo cáo khoa học: "Should we Translate the Documents or the Queries in Cross-language Information Retrieval?" ppt
Ngày tải lên :
17/03/2014, 07:20
... translation and query expansion
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Báo cáo khoa học: "Resolving Translation Ambiguity and Target Polysemy in Cross-Language Information Retrieval" potx
Ngày tải lên :
17/03/2014, 07:20
... Approach to Multilingual
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retrieval is achieved. When co-occurrence
model is employed to resolve translation
ambiguity, 0.0831 average precision (56.96% of
monolingual information retrieval) ...
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