partofspeech tagging for twitter annotation features and experiments
Tài liệu Báo cáo khoa học: "Part-of-Speech Tagging for Twitter: Annotation, Features, and Experiments" pdf
Ngày tải lên :
20/02/2014, 04:20
... for Computational Linguistics:shortpapers, pages 42–47,
Portland, Oregon, June 19-24, 2011.
c
2011 Association for Computational Linguistics
Part-of-Speech Tagging for Twitter: Annotation, Features, ... manually tagged 1,827 tweets,
• we developed features for Twitter POS tagging
and conducted experiments to evaluate them, and
• we provide our annotated corpus and trained POS
tagger to the research ... tok-
enization and tagging guidelines, and for Stage 2,
two annotators reviewed and corrected all of the
English tweets tagged in Stage 1. A third anno-
tator read the annotation guidelines and annotated
72...
- 6
- 669
- 0
Tài liệu Praise for Twitter API: Up and Runnin pptx
Ngày tải lên :
17/02/2014, 22:20
... Emergencies 30
Twitter for Marketing 31
Twitter for Social Change 32
Twitter for Money 34
Twitter for Games 34
Twitter for Anthropomorphism 35
Twitter for Help 36
Twitter for Creativity 37
Twitter for Education ... Gauging Twitter s Profitability 20
Developers Are Users, Too 23
Creative Uses of Twitter 25
Twitter Utilitarianism 26
Twitter for News 27
Twitter for Science 28
Twitter for God 29
Twitter for Emergencies ... Education 38
Twitter for Entertainment 38
Twitter for Sports 39
Twitter for Evil 40
Twitter As a Shared Event 41
vii
Twitter API: Up and Running
new startup company involves an information stream,...
- 416
- 1.6K
- 1
LabelMe: a database and web-based tool for image annotation pdf
Ngày tải lên :
07/03/2014, 23:20
... object and part polygons have high overlap. The
object-part score for a candidate label is N
O,P
/(N
P
+
α
) where N
O,P
and N
P
are the number of
images in I
O,P
and I
P
respectively and
α
is ... web.
The annotations come from two different sources: the LabelMe online annotation tool and
annotation tools developed by other research groups. We indicate the sources of the images and
annotations ... good candidate parts and
can easily be manually pruned for errors. Figure 10 shows examples of objects and proposed
parts using the above heuristic. We can also take into account viewpoint information...
- 33
- 515
- 1
Báo cáo khoa học: "Syntactic Features and Word Similarity for Supervised Metonymy Resolution" pot
Ngày tải lên :
08/03/2014, 04:22
... (Lakoff and Johnson, 1980; Fass, 1997;
Stern, 1931)). In a place -for- people pattern,
a place stands for any persons/organisations associ-
ated with it, e.g., for sports teams in (2), (3), and (4),
and ... and Agirre, 2000): 0.1 is added to both the de-
nominator and numerator.
The target readings to be distinguished are
literal, place -for- people, place -for-
event, place -for- product, othermet and
mixed. ... Markert and
Hahn, 2002; Harabagiu, 1998; Stallard, 1993), we
use a corpus reliably annotated for metonymy for
evaluation, moving the field towards more objective
11
(Markert and Hahn, 2002) and (Harabagiu,...
- 8
- 603
- 0
Báo cáo khoa học: "Machine Aided Error-Correction Environment for Korean Morphological Analysis and Part-of-Speech Tagging" pptx
Ngày tải lên :
08/03/2014, 05:21
... Dept. of
Computer and Information Science, Univer-
sity of Pennsylvania.
K. Choi, Y. Han, Y. Han, and O. Kwon.
1994. "KAIST Tree Bank Project for Korean:
Present and Future Development". ... suggest candidate
tags to the user and then to find words which
is likely to be wrong tagged.
Correction rule
1016
and
manual correction log are
necessary for au-
tomatic error detection and ... Correction
This method (Lee and Lee, 1996) is based
on Eric Brill's tagging model (Brill, 1993).
This tagging system is a hybrid system using
both statistical training and rule-based training....
- 5
- 306
- 0
Báo cáo khoa học: "Combining Tree Structures, Flat Features and Patterns for Biomedical Relation Extraction" ppt
Ngày tải lên :
08/03/2014, 21:20
... kernel, and TPWF refers to the kernel computed using trigger, pattern, negative cue and walk features.
formative words which produce uninformative
walk features. Hence, they are not suitable for
walk ... PW F
stands for the new feature
based kernel (henceforth, TPWF kernel) com-
puted using flat features collected by exploiting
patterns, trigger words, negative cues and walk
features. K
SL
and K
P ... smallest
common subgraph for the candidate entity pair pVHL and HIF1-Alpha, while the edges with red dots form the
reduced graph for the pair.
of the entities (of the candidate pair). Rather they
are...
- 10
- 377
- 0
Báo cáo khoa học: "TBL-Improved Non-Deterministic Segmentation and POS Tagging for a Chinese Parser" pdf
Ngày tải lên :
17/03/2014, 22:20
... and
POS tagging standards vary, and our test data have
not been used for a final evaluation before. Nev-
ertheless, there are of course systems that perform
word segmentation and POS tagging for ... useful,
the performance of the tokenizer-tagger must be
improved. One way to improve the segmentation
and tagging accuracy is to allow non-deterministic
segmentation and tagging for Chinese for the ... relations between parts of sentences.
For example, (4) and (5) are the c-structure and f-
structure that the grammar produces for (3). Both
c-structure and f-structure information are carried
in syntactic...
- 9
- 357
- 0
Báo cáo khoa học: " New Ranking Algorithms for Parsing and Tagging: Kernels over Discrete Structures, and the Voted Perceptron" docx
Ngày tải lên :
23/03/2014, 20:20
... increasing the
parameter values for features in the correct tree, and
downweighting the parameter values for features in
the competitor.
See (Cristianini and Shawe-Taylor 2000) for dis-
cussion of the ... definition:
If the productions at and are different
.
If the productions at and are the same, and
and are pre-terminals, then .
5
Else if the productions at and are the same
and and are not pre-terminals,
where ... the ’th sentence in
training data, and to denote
the set of candidates for .
Without loss of generality we take to be the
correct candidate for (i.e., ).
Each candidate is represented by a feature
vector...
- 8
- 346
- 0
Báo cáo khoa học: "Simultaneous Tokenization and Part-of-Speech Tagging for Arabic without a Morphological Analyzer" doc
Ngày tải lên :
30/03/2014, 21:20
... the
morphological patterns for the former, and simple
regular expressions for the latter that provide only
the generic templates for affixation. We find that a
simple baseline for the closed-class words ... already
works very well, and for the open-class words we
classify only the possible stems for all such ex-
pressions. This is however sufficient for tokeniza-
tion and core POS tagging, since the stem ... correct for tokenization if it exactly
matches the TEXT split for the tree tokens derived
from that source token instance in the ATB. It is
correct for POS if correct for tokenization and if
each...
- 6
- 419
- 0
Báo cáo hóa học: " 2DPCA fractal features and genetic algorithm for efficient face representation and recognition" pdf
Ngày tải lên :
21/06/2014, 00:20
... 2DPCA fractal features and genetic
algorithm for efficient face representation and recognition. EURASIP
Journal on Information Security 2011 2011:1.
Submit your manuscript to a
journal and benefi ... expressions and
poses. This base contains 165 images of 15 individuals.
In this experiment, 30% of all image samples per class
are chosen randomly and are use d for training, and the
remaining images for ... the 40 distinc t indi-
viduals. For this database also, 30% image samples per
class are chosen randomly, a nd are u sed for training
and the remaining images for test. In the ORL database,
images...
- 7
- 339
- 0
Báo cáo y học: "Application of Small Angle X-ray Scattering (SAXS) for Differentiation between Normal and Cancerous Breast Tissue"
Ngày tải lên :
02/11/2012, 11:08
... (0.11±0.01
normalized relative intensity) for adipose is more than for
tumors (0.09±0.01 for carcinoma and 0.07±0.02 for
fibrocystic change) as well as for fibroglandular (0.08±
0.01).
Table 2 tabulates ... 0.33, 0.36, 0.46 and 0.4 nm for
carcinoma, fibrocystic changes, adipose and
fibroglandular tissues respectively.
Comparison of the measured signatures between the
fresh and frozen tissues ... lobular
carcinoma and in-situ ductal carcinoma studied in this
work is referred to as glandular tissue. Therefore, it is
expected different peak positions will exist for carcinoma
and fibrocystic...
- 4
- 448
- 0
Ethernet networking for the small office and professional home office
Ngày tải lên :
21/08/2013, 08:05
... Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered ... http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered ... http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com
Simpo PDF Merge and Split Unregistered...
- 353
- 390
- 0