answers in question answering
Tài liệu Báo cáo khoa học: "You’ve Got Answers: Towards Personalized Models for Predicting Success in Community Question Answering" doc
Ngày tải lên :
20/02/2014, 09:20
... answer Q prev avg rating
”want in answer in the” in question CA avg asker rating
”adenocarcinoma” in question CA History “anybody” in question
”was” in question ”who is” in question Q content ... ”answer” in question UH total answers received
”is an” in answer ”just” in answer UH questions resolved
”want to” in answer ”me” in answer Q content kl asker all cate
”we” in answer ”be” in answer ... 2000. Information
retrieval on the web. ACM Computing Surveys, 32(2).
Y. Liu, J. Bian, and E. Agichtein. 2008. Predicting in-
formation seeker satisfaction in community question
answering. In Proceedings...
- 4
- 379
- 0
Tài liệu Báo cáo khoa học: "The QuALiM Question Answering Demo: Supplementing Answers with Paragraphs drawn from Wikipedia" ppt
Ngày tải lên :
20/02/2014, 09:20
... im-
prove performance when finding answers or–as in
our case–projecting answers.
2 How Best to Present Answers?
In the fields of Question Answering and Web
Search, the issue how answers/ results should ... result.
1
for Question Answering with Linguistic Methods
Historically, our system is web-based, receiving
its answers by querying major search engines and
post processing their results. In order to ... online demo of the
QuALiM Question Answering system. While
the system actually gets answers from the web
by querying major search engines, during pre-
sentation answers are supplemented with rel-
evant...
- 4
- 477
- 0
Báo cáo khoa học: "Sentence Dependency Tagging in Online Question Answering Forums" pdf
Ngày tải lên :
07/03/2014, 18:20
... ques-
tions and answers are not expressed in a single sen-
tence or a single post. Only identifying question and
answering sentences from the thread is not enough
for automatic question answering. For ... Sentence
Relation Labeling.
In a thread containing N sentences, we would
have a 2D CRF containing N
2
nodes in a N × N
grid. Exact inference in such a graph is intractable.
In this paper we use ... some applications, fine grained categories may
not be needed, for example, in the case of finding
questions and answers in a thread, we also include
in the table the tagging results when only the...
- 9
- 296
- 0
Báo cáo khoa học: "Methods for Using Textual Entailment in Open-Domain Question Answering" doc
Ngày tải lên :
08/03/2014, 02:21
... Paragraphs
Question
Documents
Answers
Answers−M1
Answers M2
Answers M3
QUESTION ANSWERING SYSTEM
Figure 1: Integrating Textual Entailment in Q/A.
lows. Section 2 describes the three methods of
using ... phenomena that are in-
volved in determining answerhood.
Our work suggests that considerable gains in
performance can be obtained by incorporating TE
during both answer processing and passage re-
trieval. ... asked in natural language. In the quest
for producing accurate answers, the open-domain
Q/A problem has been cast as: (1) a pipeline of
linguistic processes pertaining to the processing
of questions,...
- 8
- 535
- 0
Tài liệu Báo cáo khoa học: "A Graph-based Semi-Supervised Learning for Question-Answering" doc
Ngày tải lên :
20/02/2014, 07:20
... SVM results. This is largely due to using
headlines instead of affirmed questions, wherein
headlines does not contain question- type and some
of them are not in proper sentence form. This ad-
versely ... obtain more unlabeled training data X
U
,
we extracted around 100,000 document headlines
from a large newswire corpus. Instead of match-
ing headline and first sentence of the document as
in (Harabagiu ... structure analysis in section 2, given dataset
can be further separated into two, i.e., X
cp
con-
taining q/a pairs in which affirmed questions are
copula-type, and X
ncp
containing q/a pairs with
non-copula-type...
- 9
- 502
- 1
Tài liệu Báo cáo khoa học: "Opinion and Generic Question Answering Systems: a Performance Analysis" ppt
Ngày tải lên :
20/02/2014, 09:20
... list of 20 questions
for each language. Finally, we produced the Gold
Standard, by labeling the corpus with the correct
answers corresponding to the questions.
1.1 Questions
No TYPE QUESTION ... Martínez-Barco, 2009. Cross-topic
Opinion Mining for Real-time Human-Computer
Interaction. In Proceedings of the 6
th
Workshop in
Natural Language Processing and Cognitive Sci-
ence, ICEIS ...
Analysis in Non-Traditional Textual Genres. To
appear in Proceedings of the 5th Conference on
data Mining. Las Vegas, Nevada, USA.
W. Li, Y. Ouyang, Y. Hu, F. Wei. PolyU at TAC
2008. In Proceedings...
- 4
- 278
- 0
Tài liệu Báo cáo khoa học: "Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering" pdf
Ngày tải lên :
20/02/2014, 12:20
... and J. Lin. 2005. Knowledge ex-
traction for clinical question answering: Preliminary
results. In AAAI 2005 Workshop on QA in Restricted
Domains.
D. Demner-Fushman and J. Lin. 2006, in press. ... identifying
such sentences in MEDLINE abstracts using su-
pervised machine learning techniques (Demner-
Fushman and Lin, 2005; Demner-Fushman and
Lin, 2006 in press). Evaluation on a blind held-
out ... USA
demner@cs.umd.edu, jimmylin@umd.edu
Abstract
This paper presents a hybrid approach
to question answering in the clinical
domain that combines techniques from
summarization and information retrieval.
We...
- 8
- 372
- 0
Tài liệu Báo cáo khoa học: "Organizing Encyclopedic Knowledge based on the Web and its Application to Question Answering" ppt
Ngày tải lên :
20/02/2014, 18:20
... senses and domains. In
addition, we apply an automatically gener-
ated encyclopedia to a question answering
system targeting the Japanese Information-
Technology Engineers Examination.
1 Introduction
Reflecting ... on
Knowledge Discovery and Data Mining.
Ellen M. Voorhees and Dawn M. Tice. 2000. Building
a question answering test collection. In Proceed-
ings of the 23rd Annual International ACM SIGIR
Conference ... NAIST. (In Japanese).
Andrew McCallum, Kamal Nigam, Jason Rennie, and
Kristie Seymore. 1999. A machine learning ap-
proach to building domain-specific search engines.
In Proceedings of the 16th International...
- 8
- 508
- 1
Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc
Ngày tải lên :
21/02/2014, 20:20
... writing, we have incorporated NIKL into the
implementation of our natural language question-
answering system, IRUS. NIKL is used to represent the
knowledge in a Navy battle-management domain. ...
performed only to gain an increase in efficiency. The
distinguishing feature of the present work is its
operation on an expression in a logical language for
English meaning representation, ... Scha, W.J, Schoenmakers and
E.P.C. van Utteren.
The Question Answering System PHLIQA1.
In L. Bolc (editor), Natural Language Question
Answering Systems. Macmillan, 1980.
[8] Scha, Remko J.H....
- 6
- 299
- 0
Tài liệu Báo cáo khoa học: "Question Answering by Lexical Fabric and External Resources" ppt
Ngày tải lên :
22/02/2014, 02:20
...
Web
reinforced question answering.
In Proceedings of
the Tenth Text REtrieval Conference (TREC 2001).
C. Clarke, G. Cormack and T. Lynam. 2001.
Exploit-
ing redundancy in question answering.
In Proceed-
ings ... effective for open do-
main question answering.
We are currently refining our approach in sev-
eral directions. First, we are improving our query
formulation by considering a combination of lo-
cal ... 2002).
This paper investigates the integration of both
linguistic knowledge and external resources for
TREC-style question answering. In particular, we
describe a high performance question answering
system...
- 8
- 503
- 0