start natural language question answering system
Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc
Ngày tải lên :
21/02/2014, 20:20
... W.J, Schoenmakers and
E.P.C. van Utteren.
The Question Answering System PHLIQA1.
In L. Bolc (editor), Natural Language Question
Answering Systems. Macmillan, 1980.
[8] Scha, Remko J.H.
English ...
As of this writing, we have incorporated NIKL into the
implementation of our natural language question-
answering system, IRUS. NIKL is used to represent the
knowledge in a Navy battle-management ... simplification is:
244
A Terminological Simplification Transformation for
Natural Language Question- Answering Systems
David G. Stallard
BBN Laboratories Inc.
I0 Moulton St.
Cambridge,...
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Tài liệu Báo cáo khoa học: "Opinion and Generic Question Answering Systems: a Performance Analysis" ppt
Ngày tải lên :
20/02/2014, 09:20
... list”) and opinion questions
(“squishy list”), to which the traditional systems
had to be adapted. The Alyssa system (Shen et
al., 2007), classified the polarity of the question
and of the ...
indicate the id of the question (Q), the question
type (T) and the number of answer of the Gold
Standard (A). We present the number of the re-
trieved questions by the traditional system
(TQA) and ... in Table 2, the questions for which the
TQA system performed better were the pure fac-
tual ones (1, 3, 4, 8, 10 and 14), although in some
cases (question number 14) the OQA system re-
trieved...
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Tài liệu Báo cáo khoa học: "Domain-Independent Natural Language Database Access Systems" pptx
Ngày tải lên :
21/02/2014, 20:20
... Domain-Independent Natural Language Database Access Systems
Steven P. Shvartz
Cognitive Systems Inc.
234 Church Street
New Haven, Ca.
06510
Zn the past decade, a number of natural lang-
uage ... principle motivation for building natural
language systems for database access is ~o free the
user from the need for data processing instruction.
A natural language front end is a step above ... requests that require "expert" knowledge
and neither should | natural language front end,
If, however, = natural language system cannot a-
chieve the level of performance of a program-
ear-technician...
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Tài liệu Báo cáo khoa học: "Natural Language for Expert Systems: Comparisons with Database Systems" ppt
Ngày tải lên :
21/02/2014, 20:20
... database
system.
We are currently working on natural language
for expert systems at Columbia and thus, expert
systems provide a natural alternative environment to
compare against the database system. ... expert system
does provide a better environment m which to
explore issues of user modeling based on previous
discourse.
4 Conclusions
The question of whether natural language
database systems ... Expert Systems:
Comparisons with Database Systems
Kathleen R. McKeown
Department of Computer Science
Columbia University
New York, N.Y. 10027
1
Introduction
Do natural language database systems...
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Báo cáo khoa học: "Importance of Pronominal Anaphora resolution in Question Answering systems" pot
Ngày tải lên :
08/03/2014, 05:20
... 51,91% 48,63% 35,96% 24,94% 22,16% 20,94% 16,21% 15,08% 9,05%
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Báo cáo khoa học: "Learning Surface Text Patterns for a Question Answering System" doc
Ngày tải lên :
08/03/2014, 07:20
... the question type of the new
question. We use our existing QA system
(Hovy et al., 2002b; 2001) to do so.
2. The question term in the question is
identified, also using our existing system. ... Angeles County” requires the
pattern. “< ;QUESTION_ TERM_1> situated in
<ANSWER> < ;QUESTION_ TERM_2>”,
where < ;QUESTION_ TERM_1> and
< ;QUESTION_ TERM_2> represent the terms ... particular question type. Judicious choice
of the QA example pair therefore allows it to
be used for many question types without
change.
3 Finding Answers
Using the patterns to answer a new question...
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Báo cáo khoa học: "RESPONSE GENERATION IN QUESTION - ANSWERING SYSTEMS" ppt
Ngày tải lên :
08/03/2014, 18:20
... response.
Our original system, like many
current
question- answering
systems, had simple mechanisms for generating lists and
tables in response to questions. As we broadened our
system& apos;s coverage, ... complications arise when the system wants to
add some words or explanation to the direct answer to a
question. When asked a yes-no question, a helpful
question- answering system will try to provide ... performed by LISP procedures in the
systems cited (in our system it is coded in Restriction
Language, a language specially designed for writing
natural- language grammars). The first two functions...
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Báo cáo khoa học: "natural language database query system" docx
Ngày tải lên :
08/03/2014, 18:20
... Intelligence Corporation
The INTELLECT natural language database query system, a
product of Artificial Intelligence Corporation, is the
only commercially available system with true English
query ... assurance and customer support, a
number of issues in evaluating a natural language data-
base query system, particularly the INTELLECT system,
will be discussed.
A, I. Corporation offers licenses ... business
environment, but the expanded language domain is not so
easily charaeterlzed, or described, to naive users.
A
big
advantage of English language query systems is the
absence of training...
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Báo cáo khoa học: "Question Answering System in the Web using the Web" doc
Ngày tải lên :
08/03/2014, 21:20
...
The system is described in detail in (Costa,
2005a, 2005b).
2 System Architecture
The inputs to the system are questions in natural
language. Esfinge begins by transforming these
questions ... Multilingual Question Answering
Track”. In Cross Language Evaluation Forum:
Working Notes for the CLEF 2005 Workshop
(CLEF 2005) (Vienna, Austria, 21-23 September
2005).
130
Esfinge – a Question Answering ... Linguistics (Mexico
City, February 2003) pp. 370-381.
Eric Brill. 2003. “Processing Natural Language with-
out Natural Language Processing”. Proceedings of
the Fourth International Conference on Intelligent...
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Tài liệu Báo cáo khoa học: "Integration of Large-Scale Linguistic Resources in a Natural Language Understanding System" pdf
Ngày tải lên :
20/02/2014, 18:20
... resources.
1 NL Engine
Natural language processing in the Unisys natural
language understanding (NLU) system (Dahl,
Norton and Scholz (1998), Dahl (1992)) is done by
a natural language (NL) engine ... resources into our
natural language understanding system. Client-
server architecture was used to make a large
volume of lexical information and a large
knowledge base available to the system at
development ... architecture, for use
with a general-purpose natural language
understanding system. The conversion of resources
such as Comlex and WordNet into a format usable
by our system was straightforward, and the...
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Tài liệu Báo cáo khoa học: "GEMINI: A NATURAL LANGUAGE SYSTEM FOR SPOKEN-LANGUAGE UNDERSTANDING*" doc
Ngày tải lên :
20/02/2014, 21:20
...
1. INTRODUCTION
Gemini is a natural language (NL) under-
standing system developed for spoken language
applications. This paper describes the details of
the system, and includes relevant ... could also be
enforced by the parse preference component de-
57
GEMINI: A NATURAL LANGUAGE SYSTEM FOR
SPOKEN -LANGUAGE UNDERSTANDING*
John Dowding, Jean Mark Gawron, Doug Appelt,
John Bear, ... then used as input to
a query -answering system. The following sections
describe each of these components in detail, with
the exception of the query -answering subsystem,
which is not described...
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Tài liệu Báo cáo khoa học: "TOWARDS A CORE VOCABULARY FOR SYSTEM A NATURAL LANGUAGE" potx
Ngày tải lên :
22/02/2014, 10:20
...
short-term goal.
Motiva!ion
Rcasearch on natural language processing sys-
tems today strives for the construction of robust
and portable systems) A system is robust, if it
can handle a large ...
ABSTRACT
The desire to construct robust and portable na-
tural language systems has led to research
on
how a core vocabulary for such systems can be
defined. Stalistical methods and semantic criteria ... TOWARDS A CORE VOCAIIULARY FOIl A NATURAL I.,ANGUAGE
SYSTEM
I lubcrt l.chnmnn
IBM l)cutschhmd Gmbll, Scientific ('enter
institute for Knowledge Based Systems
Wilckensstr. la
I)-69(10...
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Báo cáo khoa học: "NATURAL LANGUAGE INPUT TO A COMPUTER-BASED GLAUCOMA CONSULTATION SYSTEM " pot
Ngày tải lên :
08/03/2014, 18:20
... N. Natural Language Information FormatttnB:
The Automatic Conversion of Texts into a Structured
Data-Base, In Advances in Computers, Yovits M.
[Ed.], Vol. 17, 1978.
9. SanBster B. Natural Language ... physicians" written " ;Natural
Language& quot; for describing patients and to write programs
to convert these descriptions to the appropriate coded
input to the consultation systems.
The original ... motivation for this research came from the
desire to have natural language input of cases to
CASNET/GLAUCOMA a computer-based glaucoma consultation
system developed at Retgers University. A case is...
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- 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
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