models of first language acquisition
Báo cáo khoa học: "HIDDEN UNDERSTANDING MODELS OF NATURAL LANGUAGE" ppt
Ngày tải lên :
08/03/2014, 07:20
... states of each of the two
models are unseen and must be inferred from the words.
The problem of language understanding, then, is to recover
the most likely meaning structure given a sequence of ... these techniques are capable of
relatively high levels of performance.
While hidden understanding models are based primarily on
the concepts of hidden Markov models, we have also shown
their ... techniques.
Empirical results, including the results of an ARPA
31
HIDDEN UNDERSTANDING MODELS
OF NATURAL LANGUAGE
Scott
Miller
College of Computer Science
Northeastern University
Boston,...
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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
... efficiency
of parameter-setting acquisition models.
We have recently run experiments of seven
parameter-setting (P&P) models of acquisition on
the domain. What follows is a brief discussion of ... resource for
investigators interested in computational models of
natural language acquisition.
2 The Language Domain Database
The focus of the language domain database,
(hereafter LDD), is to ... 27 (4), 605-622.
Briscoe, T. (2000). Grammatical acquisition: Inductive
bias and coevolution of language and the language
acquisition device. Language, 76 (2), 245-296.
Chomsky, N. (1981) Lectures...
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Báo cáo khoa học: "Acquisition of Conceptual Data Models from Natural Language Descriptions" doc
Ngày tải lên :
09/03/2014, 01:20
... instances of
complete natural language interfaces which comprise beth
syntactic and semantic components. As such they are
potential models for the development of interfaces to new
types of software ... Warren and Pereira (1982) inter
a//a.
245
Acquisition of Conceptual Data Models
from Natural Language Descriptions
William J.Black,
Department of Computation, UMIST,
PO Box 88, Sackville ... avoid the
general theoretical problem of what a semantics of natural
language should consist of by an operational approach in
which the propositional content of a sentence is
represented by a...
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(1) how learners approach learning, both in and out of classrooms, and (2) the kinds of strategies and cognitive processing they use in second language acquisition
Ngày tải lên :
29/01/2014, 00:23
... true of me”; (2) “Usually not true of
me”, (3) “Somewhat true of me”, (4) “Usually true of me” or (5) “Always true of
me”.
For the convenience of the respondents and the researcher’s purpose of ... has, first
of all, helped to clarify the concept of language learning strategy and what it
comprises. It has also confirmed the contribution of language learning strategy to
learners’ language ... statement is (1)“Never true of me”; (2)“Usually not true of
me”, (3) “Somewhat true of me”, (4) “Usually true of me” or (5) “Always true of
me”.
The whole set of questionnaire was translated...
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Tài liệu Báo cáo khoa học: "A Selectionist Theory of Language Acquisition" docx
Ngày tải lên :
20/02/2014, 19:20
... ignored in the for-
mal studies of language acquisition. In the rest of
this section, I show that if this condition is taken se-
riously, previous models of language acquisition have
difficulties ... population of grammars
Learning, including language acquisition, can be
characterized as a sequence of states in which the
learner moves from one state to another. Transfor-
mational models of language ... Selectionist Model of Language
Acquisition
2.1 The Dynamics of Darwinian Evolution
Essential to Darwinian evolution is the concept of
variational thinking (Lewontin, 1983). First, differ-
1...
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Tài liệu Báo cáo khoa học: "Effect of Cross-Language IR in Bilingual Lexicon Acquisition from Comparable Corpora" pot
Ngày tải lên :
22/02/2014, 02:20
... con-
tents (e.g., a pair of a crime report and the arrest
355
Table 1: Statistics of # of Days, Articles, and Article Sizes
Site
Total #
of Days
Total # of
of Articles
Average # of
Articles per Day
Average ... with the help of
cross -language retrieval of relevant texts is quite
effective in improving the performance of precise
estimation of bilingual term correspondences.
2 Acquisition of Bilingual ... used.
3 Acquisition of Bilingual Term
Correspondences from Cross-
Lingually Relevant Texts
3.1 Cross -Language Retrieval of Rele-
vant News Articles
This section gives the overview of our framework
of...
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Báo cáo khoa học: "Compositional Matrix-Space Models of Language" potx
Ngày tải lên :
07/03/2014, 22:20
... intersection of two matricible
languages is again a matricible language.
Proof. This is a direct consequence of the con-
siderations in Section 6 together with the observa-
tion, that the new set of acceptance ... (non-context-free) language
{a
m
b
m
c
m
| m > 0}.
The following properties of matrix grammars
and matricible language are straightforward.
Proposition 2 All languages characterized by a
set of linear ... underlying word space models; e.g.,
the models of Widdows (2008) and Giesbrecht
(2009) feature dimensionality reduction while that
of Mitchell and Lapata (2008) does not. In the
light of these findings,...
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Báo cáo khoa học: "The use of formal language models in the typology of the morphology of Amerindian languages" potx
Ngày tải lên :
07/03/2014, 22:20
... Linguistics
The use of formal language models in the typology of the morphology of
Amerindian languages
Andr
´
es Osvaldo Porta
Universidad de Buenos Aires
hugporta@yahoo.com.ar
Abstract
The aim of this ... some
preliminary results of an investigation in
course on the typology of the morphol-
ogy of the native South American lan-
guages from the point of view of the for-
mal language theory. With this ... examples of de-
scriptions of two Aboriginal languages fi-
nite verb forms morphology: Argentinean
Quechua (quichua santiague˜no) and Toba.
The description of the morphology of the
finite verb forms of...
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Báo cáo khoa học: "Re-Ranking Models For Spoken Language Understanding Marco Dinarelli University of Trento Italy" potx
Ngày tải lên :
08/03/2014, 21:20
... SRILM tools
and then converted to an FST. This allows the use
of a wide set of stochastic language models (both
back-off and interpolated models with several dis-
counting techniques like Good-Turing, ... evalu-
ation of spoken understanding models and linguis-
tic studies. The corpus is composed of 1257 di-
alogs, from 250 different speakers, acquired with
a Wizard of Oz (WOZ) approach in the context
of ... PTK and SK. We note
that:
First, the small size of WOZ training set (only
1,019 turns) impacts on the accuracy of the sys-
tems, e.g. FST and SVMs, which achieved a
CER of 18.2% and 23.4%, respectively,...
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EXPLORING ENGLISH SECOND LANGUAGE SPEAKERS’ SCIENTIFIC WRITING SKILLS STRATEGIES OF FIRST YEAR LIFE SCIENCES STUDENTS docx
Ngày tải lên :
10/03/2014, 05:20
... tools could
include the use of a set of questions instead of a rubric to assess the efforts of English
Second Language students. Ongoing academic support in the form of mentoring should
be provided ... acquisition
of English as medium of communication – the spoken and written word – but also as a
member of the scientific community in the acquisition of the language of science and
subsequently ... promote language acquisition. However Bialystok (1987) on the other
hand differs from Krashen and proposes that conscious learning of a second language
does serve as a vehicle in the learning or acquisition...
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Báo cáo khoa học: "Combining data and mathematical models of language change" ppt
Ngày tải lên :
17/03/2014, 00:20
... Psychocom-
putational Models of Human Language Acquisition,
pages 10–19. ACL.
P. Niyogi and R.C. Berwick. 1995. The logical prob-
lem of language change. AI Memo 1516, MIT.
P. Niyogi and R.C. Berwick. 1996. A language ... origins of structure in human
language. Proceedings of the National Academy of
Sciences, 105(31):10681–10686.
S. Klein, M.A. Kuppin, and K.A. Meives. 1969.
Monte Carlo simulation of language ... depend.
Table 2: Summary of model properties
4.6 Models summary, observations
Table 2 lists which of Models 1–5 show each of
the desired properties (from Đ3.2), corresponding
to aspects of the observed...
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