semantic orientations of phrases
Tài liệu Báo cáo khoa học: "Extracting Semantic Orientations of Words using Spin Model" pdf
Ngày tải lên :
20/02/2014, 15:20
... proposed a method for ex-
tracting semantic orientations of words with boot-
strapping. The semantic orientation of a word is
determined on the basis of its gloss, if any of their
52 hand-crafted rules ... :
¯x
new
i
=
x
i
x
i
exp
βx
i
j
w
ij
¯x
old
j
x
i
exp
βx
i
j
w
ij
¯x
old
j
. (7)
4 Extraction of Semantic Orientation of
Words with Spin Model
We use the spin model to extract semantic orienta-
tions of words.
Each spin has a direction taking one of two values:
up or ... iteratively determines
the semantic orientations of the words neighboring
any of the seed words and enlarges the seed word
set in a bootstrapping manner.
Subjective words are often semantically oriented.
Wiebe...
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Tài liệu Báo cáo khoa học: "Semantic Classification of Noun Phrases Using Web Counts and Learning Algorithms" ppt
Ngày tải lên :
20/02/2014, 12:20
... this paper was twofold. Firstly,
we wanted to compare the performance of different
machine learning algorithms on the task of map-
ping from a vector of web frequencies of para-
phrases containing ... of a predi-
cate verb or preposition (Levi 1978). However,
whether the set of possible predicates numbers 5 or
50, there are likely to be some examples of noun
phrases that fit into none of ... which one of the nouns modifies another
semantically in this context. We excluded deter-
miners on the basis that the presence of a deter-
miner does not affect the semantic properties of the
interaction...
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Báo cáo khoa học: "Semantic Analysis of Japanese Noun Phrases: A New Approach to Dictionary-Based Understanding" doc
Ngày tải lên :
08/03/2014, 06:20
... Hi-
taka. 1995. Semantic structure of Japanese
noun phrases NP no NP (in Japanese).
Transactions of Information Processing Soci-
ety of Japan,
36(6):1441-1448.
488
Table 1: Semantic relations ... elementary problem of our
method. Out of 175 phrases which should be
interpreted as semantic- role relation based on
the dictionary, 13 were not analyzed correctly
because of this type of problem. ...
both of DBA and SBA. The precision of DBA,
the ratio of correct analyses to detected anal-
yses, was 77% (=137/(137+19+21)); the re-
call of DBA, the ratio of correct analyses
to potential semantic- role...
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Exercises of Phrases and Clauses of purpose-Grade 8 (very hot)
Ngày tải lên :
09/06/2013, 01:27
... Use a phrase or clause of purpose into combine each pair of sentences below:
1. The boys stood on the benches. They wanted to get a better view.
2. We lower the volume of the radio. We do not ... French so that she will be able to speak it when she comes to Paris.
III/ Change the phrases of purpose to clause of purpose or vice versa:
1. We hurried to school so as not to be late.
2. He climbed ... will be independent of their parents.
5. We should do morning exercises regularly so as to improve our health.
6. We should take advantage of the scientific achievements of the world so that...
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Tài liệu Báo cáo " Grammatical and semantic features of some adjectives denoting happiness - the feeling of pleasure " pdf
Ngày tải lên :
12/02/2014, 20:20
... respect of semantics, “glad” and
“pleased” have one of their senses of
denoting the feeling of pleasure when
something good has happened. “Cheerful”
has one of three senses suggesting one of the ... Grammatical features and semantics of “Glad”
“Glad” has a number of the syntactic
functions as head of an adjectival phrase,
N.T.T. Huong, N.T.V. Lam / VNU Journal of Science, Foreign Languages ... happy choice of the words.
The happy choice and the correct use of the
words by the translators, as a matter of fact,
are subject to the mastering of the
grammatical features and semantic structures...
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Tài liệu Báo cáo khoa học: "Understanding the Semantic Structure of Noun Phrase Queries" pptx
Ngày tải lên :
20/02/2014, 04:20
... Linguistics
Understanding the Semantic Structure of Noun Phrase Queries
Xiao Li
Microsoft Research
One Microsoft Way
Redmond, WA 98052 USA
xiaol@microsoft.com
Abstract
Determining the semantic intent of web
queries ... the semantic
structure of noun phrase queries, i.e., IHs, IMs
and the semantic labels of IMs. In particular, we
investigate the use of transition, lexical, semantic
and syntactic features. The semantic ... respectively. For both A3
and A4, the number of such semantic features is
equal to the number of lexicons multiplied by the
number of state labels.
The same source of semantic knowledge can be
conveniently...
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Tài liệu Báo cáo khoa học: "Identifying the Semantic Orientation of Foreign Words" pdf
Ngày tải lên :
20/02/2014, 05:20
... semantic orientation of for-
eign words. Identifying the semantic orienta-
tion of words has numerous applications in the
areas of text classification, analysis of prod-
uct review, analysis of ... Okumura.
2005. Extracting semantic orientations of words using
spin model. In ACL’05, pages 133–140.
Peter Turney and Michael Littman. 2003. Measuring
praise and criticism: Inference of semantic orientation
from ... online discussions. Identifying
the semantic orientation of English words has
been extensively studied in literature. Most of
this work assumes the existence of resources
(e.g. Wordnet, seeds,...
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Tài liệu Báo cáo khoa học: "Prosodic Aids to Syntactic and Semantic Analysis of Spoken English" ppt
Ngày tải lên :
20/02/2014, 21:20
... construction of a
prototype system for the understanding of spo-
ken requests to an electronic directory assis-
tance service, such as finding the phone number
and address of a local business that offers ... application in terms of the
value of the =breaking indices" based on relative
duration of phonetic segments. For instance the
rule VP -> V Link PP applies only when the value
of the link is ... purpose of utteranc-
es and their domain context, it is then possible to
correct some of the insertion and mis-recognised
word errors from the SR and determine the com-
municative intent of the...
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Tài liệu Báo cáo khoa học: "Type-Driven Semantic Interpretation of f-Structures" pptx
Ngày tải lên :
22/02/2014, 10:20
...
resp. argument of the interpretation of their unifi-
cation. This is then assigned the value-type of the
functor. Figure 8 shows how the semantic represen-
tation of one reading of sentence (7) ... of translation by projecting from the f-structure
of a sentence of a given source language an addi-
tional f-structure of its translation into some target
language.
Within the domain of semantic ... structure of figure 7 as the
main functor (having widest scope), then we need a
first argument of type (e,t) and a second argument
of type e to get a meaning of type t. So, the rest
of the structure...
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Báo cáo " Grammatical and semantic features of some English words and idioms denoting happiness - the feeling of great pleasure " potx
Ngày tải lên :
05/03/2014, 12:20
... modified by
intensifiers of degree such as ‘very’, ‘too’,
‘extremely’, etc [1]. They can function as head of
adjectival phrases, pre-modifier of noun phrases,
and complement of such verbs as ‘be’, ... has its
subtle nuance of meaning in terms of grammar
and semantics. In this article, we are to discuss
the grammatical features [1,2] and semantic
structures [3-5] of the English words and ... document. To get rid of these notes, please order your copy of ePrint 5.0 now.
VNU Journal of Science, Foreign Languages 25 (2009) 165-173
165
Grammatical and semantic features of some English...
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Báo cáo khoa học: "Semantic Tagging of Web Search Queries" ppt
Ngày tải lên :
08/03/2014, 00:20
... the design and implementation of a
parser for this kind of grammar. Section 5 gives
an example of such a grammar designed for the
purpose of automatic tagging of queries. Section
6 discusses ...
864
Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 861–869,
Suntec, Singapore, 2-7 August 2009.
c
2009 ACL and AFNLP
Semantic Tagging of Web Search Queries ... the purpose of automatic
tagging of the queries. We will define a set
of probabilistic context-free rules, which
generates bags (i.e. multi-sets) of words. Us-
ing this new type of rule in...
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Báo cáo khoa học: "Semantic Types of Some Generic Relation Arguments: Detection and Evaluation" pptx
Ngày tải lên :
08/03/2014, 01:20
... Evaluation
Data For semantic type detection, we use 7 binary
relations from the training set of the SemEval-2007
competition, all definitions of which share the re-
quirement of the syntactic closeness of the ... presence of a
general semantic category of one argument will re-
quire a more specific semantic category for the other.
Generalization per argument is, on the one hand,
useful because none of the ... examples of the semantic
types we found for each relation. Some of them
are quite specific (e.g., Origin-Entity), while the
other arguments may be very general (e.g., Cause-
Effect). The examples of...
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