learning to extract relations
Tài liệu Báo cáo khoa học: "Coreference for Learning to Extract Relations: Yes, Virginia, Coreference Matters" ppt
Ngày tải lên :
20/02/2014, 04:20
... typically used to introduce top officials.
For such cases, even without co-reference, system
specific effort and tuning could potentially have
improved –Coref’s ability to learn the relations. ... June 19-24, 2011.
c
2011 Association for Computational Linguistics
Coreference for Learning to Extract Relations:
Yes, Virginia, Coreference Matters
Ryan Gabbard
rgabbard@bbn.com
Marjorie ... exhaustive annotation in Automatic
Content Extraction (ACE) evaluations
1
) many have
explored bootstrapping relation extraction from a
few (~20) seed instances of a relation. Key to such
approaches...
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Báo cáo khoa học: "Learning to Extract Relations from the Web using Minimal Supervision" ppt
Ngày tải lên :
23/03/2014, 18:20
... likely to contain words that are corre-
lated with the two entities, without any relationship
to R. A learning model where the features are based
on words, or word sequences, is going to give too
much ... Means element (e.g “in a stock-for-stock
transaction”) and the Time element (e.g. “on Oc-
tober 9, 2006”). Words from these elements, like
“stock”, or “October”, are likely to occur very often
in ... relation-extraction system similar to Google
Sets, in which the user provides only a handful of
pairs of entities known to exhibit or not to exhibit
a particular relation, and the system is used to...
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Tài liệu Báo cáo khoa học: "A Composite Kernel to Extract Relations between Entities with both Flat and Structured Features" ppt
Ngày tải lên :
20/02/2014, 12:20
... feature-based kernels. We can
also benefit from machine learning algorithms to
study how to solve the data imbalance and
sparseness issues from the learning algorithm
viewpoint. In the future work, ... computationally infeasi-
ble to directly use the feature vector
()T
φ
. To
solve this computational issue, Collins and Duffy
(2001) proposed the following parse tree kernel
to calculate the dot product ...
ACE. 2002-2005. The Automatic Content Extraction
Projects. http://www.ldc.upenn.edu/Projects /ACE/
Basili R., Cammisa M. and Moschitti A. 2005. A Se-
mantic Kernel to classify text with very...
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Báo cáo khoa học: "Jointly Learning to Extract and Compress" docx
Ngày tải lên :
23/03/2014, 16:20
... carefully suggests that by learning
to extract and compress jointly, our joint system has
the flexibility to use or create reasonable, medium-
length sentences, whereas the extractive systems are
stuck ... tasks.
To train the extractive system described in Sec-
tion 2, we use as our labels y
∗
the extractions with
the largest bigram recall values relative to the sets
of references. While these extractions ... and let y be a representation
of a summary as a vector. For an extractive sum-
mary, y is as a vector of indicators y = (y
s
: s ∈ x),
one indicator y
s
for each sentence s in x. A sentence
s is...
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Using Cooperative Learning to Integrate Thinking and Information Technology in a Content.doc
Ngày tải lên :
06/09/2013, 05:10
... cooperative learning, students have more
opportunities to talk and to share ideas. This interaction with groupmates
encourages students to restructure their ideas. For instance, they may need to
summarize, ... to find one person not in the class to read their story. The goal here is to
provide feedback on the clarity and affective impact of the text, as well as to educate others
about endangered ... information. The teacher then
helps students to put these ideas into more general categories.
2. W - what I Want to know - As the students think about the topic and the general
categories of information,...
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Tài liệu Updating a DataSet with a Many-to-Many Relationship ppt
Ngày tải lên :
26/01/2014, 10:20
... tables.
Create Button.Click
This event handler calls the CreateData( ) method to add random data to the
DataSet.
Modify Button.Click
This event handler makes random changes to the data in the ... many -to- one relationship is shown in
data source.
Refresh Button.Click
This event handler clears all data from the DataSet. LoadData( ) is then called to
load all data from the data source into ... MessageBox.Show("Data randomly modified.",
"Many -to- Many Relationships", MessageBoxButtons.OK,
MessageBoxIcon.Information);
}
private void deleteButton_Click(object sender, System.EventArgs...
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AN ACTION RESEARCH ON THE APPLICATION OF COOPERATIVE LEARNING TO TEACHING SPEAKING TO THE SECOND YEAR SUDENTS AT THE DEPARTMENT OF ENGLISH, GIA LAI TEACHERS' TRAINING COLLEGE
Ngày tải lên :
29/01/2014, 10:58
... students seem to keep silent all the time. Some strategies have been carried out such as
talking to them to find their problems, choosing interesting topics, monitoring frequently to help
and ... actors, the director, the editor, the scriptwriter, the
cinematographer…ect.) who not only try to fulfill their duties, but also
share the responsibilities, help and encourage their peers to ... Mother-tongue use:
When all, or a number of the learners share the same mother tongue, they may tend to use it.
This happens because it is easier, because it feels unnatural to speak to one...
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