Báo cáo khoa học: "Learning Semantic Categories from Clickthrough Logs" pdf
Báo cáo khoa học: "Learning Semantic Categories from Clickthrough Logs" pdf
... learning
semantic categories, all the previous studies using
web search logs rely on web search query logs.
Therefore, we propose to use web search
clickthrough logs to learn semantic categories.
Joachims ... similar, if not identical,
when they have the same clickthrough. Search
clickthrough logs are thus potentially useful for
learnin semantic categories. Clickthrough logs...
Báo cáo khoa học: "Learning Semantic Links from a Corpus of Parallel Temporal and Causal Relations" doc
... NO-REL.
train/test split from Table 1 and the feature sets:
Syntactic The syntactic features from Section 4.
Semantic The semantic features from Section 4.
All Both syntactic and semantic features.
All+Tmp ... 177–180,
Columbus, Ohio, USA, June 2008.
c
2008 Association for Computational Linguistics
Learning Semantic Links from a Corpus of
Parallel Temporal and Causal Relation...
Tài liệu Báo cáo khoa học: "Learning Event Durations from Event Descriptions" docx
...
instances), from the TimeBank corpus annotated
in TimeML (Pustejovky et al., 2003). The non-
WSJ articles (mainly political and disaster news)
include both print and broadcast news that are
from ... two peaks in this distribution. One is
from 5 to 7 in the natural logarithmic scale,
which corresponds to about 1.5 minutes to 30
minutes. The other is from 14 to 17 in the natural
l...
Báo cáo khoa học: "Bootstrapping Semantic Analyzers from Non-Contradictory Texts" docx
... language semantics from ambigous supervision.
In Association for the Advancement of Artificial In-
telligence (AAAI), pages 895–900.
Percy Liang, Michael I. Jordan, and Dan Klein. 2009.
Learning semantic ... (aspects) of the
full semantic state, yet statements about the same
aspects must not contradict each other. Simulta-
neous inference of the semantic state for the non-
contradictor...
Báo cáo khoa học: "Learning Common Grammar from Multilingual Corpus" potx
... languages from non-parallel
multilingual corpora in an unsupervised
fashion. For this purpose, we assume a
generative model for multilingual corpora,
where each sentence is generated from a
language ... borrowing from nearby languages, and 3) the
innate abilities of humans (Chomsky, 1965).
We assume hidden commonalities in syntax
across languages, and try to extract a common
grammar fr...
Báo cáo khoa học: "Learning Semantic Correspondences with Less Supervision" potx
... mapping which does
not arise from string operations but must instead
be learned.
We used the dataset created by Chen and
Mooney (2008), which contains 1919 scenarios
from the 2001–2004 Robocup ... generates each part of
text from only one record, and thus it can only al-
low an alignment to one record.
7
To cope with this
incompatibility between the data and our notion of
semantics, we...
Báo cáo khoa học: "Extracting Semantic Roles from a Model of Eventualities" pot
... Extracting Semantic Roles from a Model of Eventualities
Sylvie Ratt6
Universit6 du Qu6bec fi MontrSal / Linguistics ... The dilemma resulting from this
challenge is well known: to require a univocal
identification by each role results in an increase
in their number while to abstract their semantic
content gives ...
C.P. 8888, Succ. "A" / Montreal, QC / H3C 3P8
e-mail...
Báo cáo khoa học: "Learning Bilingual Lexicons from Monolingual Corpora" pot
... over the 92.3 us-
ing only the Wiktionary lexicon. Of the true errors,
the most common arose from semantically related
words which had strong context feature correlations
(see table 4(b)).
We ... aria42,pliang,tberg,klein }@cs.berkeley.edu
Abstract
We present a method for learning bilingual
translation lexicons from monolingual cor-
pora. Word types in each language are charac-
terized by...
Báo cáo khoa học: "Learning Transliteration Lexicons from the Web" pptx
... from corpora. The
EX approach aims to construct a large and up-to-
date transliteration lexicon from live corpora.
Towards this objective, some have proposed
extracting translation pairs from ... general, studies of transliteration fall into two
categories: transliteration modeling (TM) and
extraction of transliteration pairs (EX) from
corpora.
The TM approach models phoneme-ba...
Báo cáo khoa học: "Learning Semantic Classes for Word Sense Disambiguation" pptx
... the semantic classes are common to words
unlike senses; for learning the properties of a given
class, we can use the data from various words. For
instance, the noun crane falls into two semantic
classes ... each part of speech)
from the training data set. As labels, the seman-
tic class (lexicographic file number) was extracted
from the sense key of each instance. Testing data
sets...