done by sentence compression
The diagram below shows the average hours of unpaid work per week done by people in different categories
Ngày tải lên :
04/10/2012, 10:02
... The diagram below shows the average hours of unpaid work per week done by people in
different categories. (Unpaid work refers to such activities as childcare in the...
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Tài liệu Báo cáo khoa học: "Mining Wikipedia Revision Histories for Improving Sentence Compression" docx
Ngày tải lên :
20/02/2014, 09:20
... a list of its
sentences. We run an edit-distance comparison be-
tween each such pair, treating each sentence as an
atomic “letter”. We look for all replacements of one
sentence by another and ... the task of
sentence compression – dropping words from an in-
dividual sentence while retaining its important in-
formation, and without sacrificing its grammatical-
ity. Compressed sentences can ... sparsity issue by showing that
abundant sentence compressions can be extracted
from Wikipedia’s revision history. Second, we use
this data to validate the channel model approach
for text compression, ...
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Tài liệu Báo cáo khoa học: "Trimming CFG Parse Trees for Sentence Compression Using Machine Learning Approaches" pptx
Ngày tải lên :
20/02/2014, 12:20
... corpus,
which contains long sentences and corresponding
short sentences compressed by humans. Note that
each compressed sentence is a subsequence of the
corresponding original sentence. They first parse
both ... experimented with/without goal sentence
length for summaries.
In the first experiment, the system was given
only a sentence and no sentence length informa-
tion. The sentence compression problem without
the ... compressed each input sentence to the
length of the sentence in its goal summary. This
sentence compression problem is easier than that
in which the system can generate sentences of any
length....
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Báo cáo khoa học: "A Two-step Approach to Sentence Compression of Spoken Utterances" pdf
Ngày tải lên :
07/03/2014, 18:20
... For each sentence, we still
use the best compression as the gold standard, but
we realign the pair of the source sentence and the
compressed sentence, instead of using the labels
provided by annotators. ... different compression meth-
ods on a meeting summarization task, but did not
evaluate sentence compression itself.
We propose to use a two-step approach in this pa-
per for sentence compression ... abstrac-
tive meeting summaries: can it be done by sentence
compression? In Proceedings of the ACL-IJCNLP.
Fei Liu and Yang Liu. 2010. Using spoken utterance
compression for meeting summarization:...
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Báo cáo khoa học: "Bayesian Synchronous Tree-Substitution Grammar Induction and its Application to Sentence Compression" pdf
Ngày tải lên :
07/03/2014, 22:20
... algorithms. We
conclude by giving examples of compression pat-
terns learned by the Bayesian method.
2 Sentence compression
Sentence compression is the task of summarizing a
sentence while retaining ... example sentence and its extractive compression.
where the underlined words were deleted. In su-
pervised sentence compression, the goal is to gen-
eralize from a parallel training corpus of sentences
(source) ... extractive sentence compression, which we fo-
cus on in this paper, an order-preserving subset of
the words in the sentence are selected to form the
summary, that is, we summarize by deleting...
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Báo cáo khoa học: "A Syntax-Free Approach to Japanese Sentence Compression" potx
Ngày tải lên :
08/03/2014, 00:20
... reproducing
reference compressions. Moreover, on-demand
sentence compression is made problematic by the
time spent in the parsing stage.
This paper proposes a syntax-free sequence-
oriented sentence compression ... were five
different ideal compressions (reference compres-
sions produced by human) for each sentence; all
had a 0.6 compression rate. The average length of
the input sentences was about 42 words ... significant
when on-demand sentence compression is needed.
6 Related work
Conventional sentence compression methods em-
ploy the tree trimming approach to compress a
sentence without changing...
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Báo cáo khoa học: "Constraint-based Sentence Compression An Integer Programming Approach" docx
Ngày tải lên :
08/03/2014, 02:21
... 4 If a word is in the sentence it
must be followed by two words or followed by one
word and then the end of the sentence or it must be
preceded by one word and end the sentence.
y
i
−
n−1
∑
j=i+1
n
∑
k= ... model
of sentence compression that does not rely on a
parallel corpus – all that is required is a corpus
of uncompressed sentences and a parser. Given a
long sentence, our task is to form a compression
by ... following section we provide an overview
of previous approaches to sentence compression.
In Section 3 we motivate the treatment of sentence
compression as an optimisation problem and for-
mulate our...
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Báo cáo khoa học: "Supervised and Unsupervised Learning for Sentence Compression" ppt
Ngày tải lên :
17/03/2014, 05:20
... in the sentence compression model, the short
string is the original sentence and someone adds
noise, resulting in the longer sentence. Using this
framework, the end goal is, given a long sentence
l, ... by eliminating
the need for coherency between sentences. The
model is further simplified by being constrained
to word deletion: no rearranging of words takes
place. Others have performed the sentence ... (compressed) sentence is simply its prob-
ability as a sentence. This will be, in general, false.
One would hope that real compressed sentences are
more probable as a member of the set of compressed
sentences...
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REWRITE SENTENCE BY IDIOMS
Ngày tải lên :
28/10/2013, 05:11
... OVERVIEW.
I/REWRITE SENTENCES:
1. The villagers, though few in number, were
incredibly friendly (LACKED)
-> What ... when she was left out
of the English club(EXCEPTION)
II/COMPLETE PHRASAL VERBS:
COMPLETE EACH SENTENCE USING THE
SUITABLE VERB FORM WITH A PREPOSITION
TO MAKE EXPRESSIONS OF PHRASAL VERBS ... note yesterday but I
can't what he had written
7) Many small shops have been of the market
by major supermarkets
8) We didn't have a map, so we the hills
hoping to find somewhere to...
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REWRITE SENTENCE BY IDIOMS 2
Ngày tải lên :
28/10/2013, 05:11
... TEST 6.
V. Write a new sentence using the word given.
1. He is becoming quite famous as an interviewer. NAME
……………………………………………………………………………………………………………… ... people are the real beneficiaries”.(MATTER)
……………………………………………………………………………………………………………………
Write a new sentence as similar as possible in meaning to the original one using the words in CAPITAL
LETTERS...
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Tài liệu Báo cáo khoa học: "Instance-based Sentence Boundary Determination by Optimization for Natural Language Generation" ppt
Ngày tải lên :
20/02/2014, 15:20
... Sentences that are too complex are
hard to understand, so are sentences lacking seman-
tic cohesion and cross -sentence coherence. Further
more, bad sentence boundary decisions may even
make sentences ... optimization,
we can avoid generating dangling sentences by
making more balanced sentence boundary de-
cisions. In contrast, the baseline approaches
have dangling sentence problem when the in-
put proposition ... boundaries by op-
timizing the solutions using all the instances in the
corpus. By taking a sentence s lexical and syntac-
tic realizability into consideration, it can also avoid
sentence realization...
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Tài liệu Báo cáo khoa học: "Sentence Disambiguation by a Shift-Reduce Parsing Technique" pot
Ngày tải lên :
21/02/2014, 20:20
...
Garden-Path Sentences
Grammatical sentences such as
The horse raced pamt the barn fell.
seem actually to receive no parse by the native speaker
until some sort of "conscioun parsing" is done. ... that rack" sentences of Section 2. Both sentences are similar
in form and will thus have a similar configuration when the
reduce-reduce conflict arises. For example, the first sentence will ...
grammars used by our parser can be ambiguous.
2. The Phenomena to be Modeled
The parsing system was designed to manifest preferences
among ,~tructurally distinct parses of ambiguous sentences....
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Tài liệu Báo cáo khoa học: "THE BY RESOLUTION OF LOCAL SYNTACTIC AMBIGUITY THE HUMAN SENTENCE PROCESSING MECHANISM" doc
Ngày tải lên :
22/02/2014, 09:20
... target sentences are
encountered, and represented by speaker
and hearer in some kind of model of the
discourse. There is a sense in which all
of these examples are unnatural because
each sentence ... Constraints
on Sentence Comprehension. PhD Thesis.
University of Connecticut.
Crain, S. & Steedman, M.J. 1982. On not
being led up the garden path: the use of
context by the psychological ... can explain parsing preferences when a
target sentence is embedded in a
discourse, can it also account for the
preferences exhibited in isolated
sentences (the "null context" cf. the...
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Báo cáo khoa học: "Sentence Simplification by Monolingual Machine Translation" pdf
Ngày tải lên :
07/03/2014, 18:20
... sentence such as word
length and sentence length, and ignore grammatical-
ity or the semantic adequacy of the content of the
output sentence, which BLEU is aimed to implic-
itly approximate by ... From this sub-
set we randomly pick 20 source sentences, result-
ing in 20 clusters of one source sentence and 5 sim-
plified sentences, as generated by humans (Simple
Wikipedia) and the four systems.
1019
Proceedings ... Introduction
Sentence simplification can be defined as the process
of producing a simplified version of a sentence by
changing some of the lexical material and grammat-
ical structure of that sentence, ...
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