a natural language database interface for sql tutor
Tài liệu Báo cáo khoa học: "GEMINI: A NATURAL LANGUAGE SYSTEM FOR SPOKEN-LANGUAGE UNDERSTANDING*" doc
Ngày tải lên :
20/02/2014, 21:20
... that
when they are formulated loosely, as in the pre-
vious paragraph, they appear to conflict. In par-
ticular, in ( 2a) , Right Association seems to call for
the parse that makes for Mary a ... unification. Each category
has a set of features declared for it. Each fea-
ture has a declared value space of possible values
(value spaces may be shared by different fea-
tures). Feature ... syntac-
tic, semantic, and lexical rules are applied by a
bottom-up all-paths
constituent
parser to populate
a chart with edges containing syntactic, seman-
tic, and logical form information....
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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
...
a long-range research prt~gram rather than as a
short-term goal.
Motiva!ion
Rcasearch on natural language processing sys-
tems today strives for the construction of robust
and portable systems) ... eliminate arbitrariness. Rather, a
definition of representative corpus must take
into
account tile research goals pursued.
For a natural language system which is sup-
posed
to
analyze and ... here
allows for a balanced extension of this very smaU
core. The list//3 was chosen as the statistical core
vocabulary serving as a base for applying se-
mantic criteria, becat, se the overall...
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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
... lexicai lookup, syntactic parsing, semantic
analysis, and pragmatic analysis. Each stage has
been designed to use linguistic data such as the
lexicon and grammar, which are maintained
separately ... large scale linguistic 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 ... Beals
Unisys Corporation
2476 Swedesford Road
Malvern, PA USA 19355
{ norton,dahl,lli.beals } @tr.unisys.com
Abstract
Knowledge acquisition is a serious bottleneck
for natural language...
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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
... build a natural language database access
systee that achieves an acceptable level of per-
formance without including domain-specific concep-
tual knowledge.
6 gerforn=nca
~i~g~ion for
oa~u£al ... language atoms=
=X=~em=,
The 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 ... the same way as
to the technician. That is, whatever the techni-
cian would understand, the program should
understand. For example, a natural language front
end to a stock market database...
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Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt
Ngày tải lên :
22/02/2014, 02:20
... Dialectics
Katerina Pastra
Inst. for Language & Speech Processing
Athens, Greece
kpastra@ilsp.gr
Eirini Balta
Inst. for Language & Speech Processing
Athens, Greece
ebalta@ilsp.gr
Abstract
The growing ... analogy to language discourse
analysis for “talking” about multimedia dialectics.
It actually borrows terms that are widely used in
language analysis for describing a number of phe-
nomena (e.g. ... information an advanced user
would get, are available following the advance-
information link. The use of semantic relations in
multimedia data, in this case, is hidden in the way
results are...
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Báo cáo khoa học: "natural language database query system" docx
Ngày tải lên :
08/03/2014, 18:20
... capability. Based on experience with INTELLECT in
the areas of quality assurance and customer support, a
number of issues in evaluating a natural language data-
base query system, particularly ...
INTELLECT's basic capability is data retrieval. Within
the language domain defined by the retrieval semantics
of the particular DBMS and the vocabulary of the parti-
cular database, INTELLECT's ... words and phrases relevant to
the data and how they relate to the data items. The
system maintains a log of all queries, for analysis of
its performance.
Artificial Intelligence Corporation was...
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Báo cáo khoa học: "NATURAL LANGUAGE DATABASE UPDATES" doc
Ngày tải lên :
08/03/2014, 18:20
... Wblch are necessarily the same.
Thus we can instantiate APPT.who and ApPT2.name
with "James Parker." We classify "April 13" as a
calendar date and instantiate APPT.date, APPT2.date ... responses from a
natural language data base query system.
Stanford Univ. Heuristic Programming
Project paper HPP-79-19.
Kaplan, S.J., and Davidson, J., Inter-
preting Natural Language Updates. Proceed- ... Database
description with SDM: A semantic database
model. ACM TODS 6:3, Sept. 1981,
pp. 351-386.
Harris, L.R., Using the database itself
as a semantic component to aid the parsing
of natural...
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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
... of a database
interface.
The second class of work on pragmatics and
language for information systems was initiated by
Allen and Perrault (80), and Cohen (78) and involves
maintaining a formal ... natural language
database systems still provide a valuable environment
for natural language research is not a simple one.
As evidenced by the growing body of work on
Gricean implicature and ... of Computer and Information Science,
University of Pennsylvania, Philadelphia, Pa.,
1983.
(Kaplan 79). Kaplan, S. J., Cooperative responses
from a portable natural language database query
system...
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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
... issues for natural- language
systems which serve as interfaces to a database: the
problems that arise in a module which maps the
meaning representation to a second logical language
for expressing ... Shaked - for the many pleasant
and productive interactions I have had with them.
References
[1] Bates, Madeleine and Bobrow, Robert J.
A Transportable Natural Language Interface for
Information ...
[3] Codd,E.F.
A Relational Model of Data for Large Shared Data
Banks.
CACM 13(6), June, 1970.
[4] Barbara Grosz, Douglas E. Appelt, Paul Martin,
and Fernando Pereira.
TEAM: An Experiment...
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Báo cáo khoa học: "A Comparative Study of Parameter Estimation Methods for Statistical Natural Language Processing" potx
Ngày tải lên :
08/03/2014, 02:21
... Linguistics
A Comparative Study of Parameter Estimation Methods for
Statistical Natural Language Processing
Jianfeng Gao
*
, Galen Andrew
*
, Mark Johnson
*&
, Kristina Toutanova
*
*
Microsoft ... Introduction
Parameter estimation is fundamental to many sta-
tistical approaches to NLP. Because of the
high-dimensional nature of natural language, it is
often easy to generate an extremely large ... Boosted Lasso
The Boosted Lasso (BLasso) algorithm was origi-
nally proposed in Zhao and Yu (2004), and was
adapted for language modeling by Gao et al. (2006).
BLasso can be viewed as a version...
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Báo cáo khoa học: "A Word-Order Database for Testing Computational Models of Language Acquisition" docx
Ngày tải lên :
08/03/2014, 04:22
... acquisition.
2 The Language Domain Database
The focus of the language domain database,
(hereafter LDD), is to make readily available the
different word order patterns that children are
typically exposed ...
examining by hand, several thousand sentences
from corpora in the CHILDES database in five
languages (English, German, Italian, Japanese and
Russian), we found that approximately 85% are ... may peruse sentences and their derivations.
On this page a user may annotate the patterns and
derivations however he or she wishes. All grammar
settings and annotations are saved and available...
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Báo cáo khoa học: "EVALUATION OF NATURAL LANGUAGE INTERFACES TO DATABASE SYSTEMS: A PANEL DISCUSSION " ppt
Ngày tải lên :
08/03/2014, 18:20
... EVALUATION OF NATURAL LANGUAGE INTERFACES TO DATABASE SYSTEMS:
A PANEL DISCUSSION
Norman K. Sondheimer, Chair
Sperry Univac
Blue Bell, PA
For a natural language access to database
system ... basis of these evaluations, what
should the future look like for natural
language access to database? Under this
point, what niches look most promising for
natural language interfaces? What ... intermedlary[l]? What are the
independent variables that must be allowed
for? What tools are available to determine
user
bias and experience beforehand, and user
satisfaction afterward?
IIl....
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Báo cáo khoa học: "A Computational Theory of ProseStyle for Natural Language Generation" ppt
Ngày tải lên :
09/03/2014, 01:20
... new material may be added to
planned text are defined on structural grounds.
For example, notice that in paragraph 1I from Figure I
the language- field is realized as as a compound adjectival ... legitimate
ways that the
surface structure
might be extended: another
adjective added to a certain noun phrase, a temporal
adjunct added to a clause, another sentence add,~cl tO a
paragraph, and ...
The Ashanti are an AKAN-speaking people of
central Ghana and neighboring regions of Togo and
Ivory Coast, numbering more than 900,000. They
subsist primarily by farming cacao, a major cash...
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Báo cáo khoa học: "An Interface for Rapid Natural Language Processing Development in UIMA" potx
Ngày tải lên :
17/03/2014, 00:20
... AnnotationPattern.compile(“pattern”);
The method takes advantage of the UIMA im-
plementation of annotations. Each annotation is an
instance of a class that inherits from the UIMA
class Annotation
5
. UIMA allows ... of an AnnotationPattern is created from
the static compile method. AnnotationPattern is
analogous to the Java Pattern
3
class.
AnnotationPattern susceptibilityPattern =
AnnotationPattern.compile(“pattern”); ... func-
tionality to find annotations that covering the span
of another annotations or all annotations contained
within the span of another annotation.
getContainingAnnotations( Annotation a1 )...
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