a joint sourcechannel model
Tài liệu Báo cáo khoa học: "A Joint Statistical Model for Simultaneous Word Spacing and Spelling Error Correction for Korean" pdf
Ngày tải lên :
20/02/2014, 12:20
... it needs a word dictionary and takes long
time for searching many character combinations.
61
4.2 Experiment Results and Analyses
We used two separate Eumjeol n-grams as lan-
guage models for ... single Jaso tran-
3
Jaso is a Korean character.
4
‘Transition’ means the correct character is changed to other
character due to some causes, such as typographical errors.
sition case (나와욧Æ나와요 ...
because there are several advantages. Since an
Eumjeol is a combination of 3 Jasos, the number of
all possible Eumjeols is much larger than that of all
possible Jasos. In other words, Jaso-based...
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Báo cáo khoa học: "A Cascaded Linear Model for Joint Chinese Word Segmentation and Part-of-Speech Tagging" pdf
Ngày tải lên :
08/03/2014, 01:20
... propose a cascaded linear model for
joint Chinese word segmentation and part-
of-speech tagging. With a character-based
perceptron as the core, combined with real-
valued features such as language models, ... ap-
proach of discriminative models treats segmentation
as a labelling problem by assigning each character
a boundary tag (Xue and Shen, 2003), Joint S&T
can be conducted in a labelling fashion ... features as well as the
character-based ones. We noticed that the templates
related to word unigrams and bigrams bring to the
feature space an enlargement much rapider than the
character-base...
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A two-factor model (Duffie & Kan)
Ngày tải lên :
18/10/2013, 02:20
... first solve (1) and (2) simultaneously numerically, and then integrate (3) to obtain the function
A
.
32.3 Calibration
Let
0
0
be given. The value at time
t
of a bond maturing at time
t + ... ,
1
2
2
2
C
2
2
;
(3)
A 0 = 0;
Chapter 32
A two-factor model (Duffie & Kan)
Let us define:
X
1
t=
Interest rate at time
t
X
2
t=
Yield at time
t
on a bond maturing at time
t +
0
Let
X
1
0 ... CHAPTER 32. A two-factor model (Duffie & Kan)
321
32.2 Zero-coupon bond prices
The value at time
t T
of a zero-coupon bond paying $1 at time
T
is
B t; T =IE
"
exp
,
Z
T
t
X
1
u...
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Human Resource Portals and the Protean Career A Three-Factor Model
Ngày tải lên :
24/10/2013, 08:20
... portals. It is
essentially the organizational culture and employee attitudes toward change that
matter.
Organizational Factors
Organizational factors include organizational culture, opportunities ... employees, they may impact the remaining two. For instance, managers may
develop an organizational culture that facilitates the implementation of changes,
and specifically technological changes. To ... technology and particularly the Internet and
the World Wide Web has dramatically changed how organizations operate.
The most far-reaching changes to careers are coming from transformations of
work and...
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Shaking a box of sand I – a simple lattice model
Ngày tải lên :
01/11/2013, 08:20
... transition. As mentioned in an earlier chapter, the
density may attain values that are substantially higher than random close packing,
and quite close to the crystalline limit [131, 132]. An analogous ... investigations.
The model [174] is based on the generalisation of an earlier cellular automaton
(CA) model [22, 75, 83, 165] of an avalanching sandpile. This version of the model
contains only near-neighbour ... very asymmetrically shaped, and there is a strong preferred
orientation, the nonequilibrium regime of granular dynamics will carry all the usual
characteristics of ageing.
Now recall that that...
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Tài liệu Activity 4.2: Creating a Logical Data Model ppt
Ngày tải lên :
21/12/2013, 06:16
... 4.2: Creating a Logical Data
Model
In this activity, you will use the skills learned in this module to define the
relationships within a logical data model and produce a sample ER diagram for ...
the Ferguson and Bardell, Inc. case study.
In each of the two exercises in this activity, you analyze a single aspect of a
logical data design. At the end of each exercise, the class will discuss ...
cardinality and existence characteristics of each of the relationships defined in
Exercise 1.
!
Identify cardinality
1. For each relationship on your ER diagram, ask the question “How many...
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Tài liệu The Role of BCG Vaccine in the Prevention and Control of Tuberculosis in the United States: A Joint Statement by the Advisory Council for the Elimination of Tuberculosis and the Advisory Committee on Immunization Practices docx
Ngày tải lên :
15/02/2014, 13:20
... M.D.
American Thoracic Society
University of South Alabama
Mobile, AL
Nancy E. Dunlap, M.D.
American College of Chest Physicians
University of Alabama at Birmingham
Birmingham, AL
Wafaa M. El-Sadr, ... Feinstein AR. The BCG controversy: a methodological and statistical
reappraisal. JAMA 1983;249:2362–9.
31. Rosenthal SR, Loewinsohn E, Graham ML, et al. BCG vaccination against tuberculosis in Chi-
cago: ... of mass neonatal
BCG vaccination among Canadian Indians. Am J Public Health 1986;76:783–6.
38. Shapiro C, Cook N, Evans D, et al. A case-control study of BCG and childhood tuberculosis
in Cali,...
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Tài liệu A COMPREHENSIVE QUANTITATIVE MODEL FOR ANALYZING BOND REFUNDING DECISIONS pptx
Ngày tải lên :
15/02/2014, 13:20
... replaced by a floating-rate bond, a floating-rate bond replaced by a fixed-rate bond,
and a floating-rate bond replaced by another floating-rate bond with a different index or a different margin.
MOTIVATION ... fixed-rate or floating-rate bonds can similarly
be investigated by suitably amending the appropriate input variables. Several what-if scenarios can be investigated (or
simulated) to determine breakeven ... have to be evaluated on a case by case
basis to calculate the exact costs or savings produced by the various interacting variables. Consequently, there is a need
for an interactive computer model...
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Tài liệu Towards a conceptual reference model for project management information systems ppt
Ngày tải lên :
18/02/2014, 07:20
... outlined
above by introducing a very fundamental data structure
called Initiative (Fig. 3). An initiative is a generalization
of any form of action that has a defined start and end date
and is unde rtaken ... rtaken to reach a goal. Therefore, an initiative
may be a program, a project, a sub-project, a pro ject phase,
a work package, an activity or a task (indicated by the
inheritance relationship between ... Their feasibility, profitability, and strategic impact
are analyzed so that a final decision can be made regard-
ing their implementation (Idea Evaluation). This phase
ends with a formal go/no-go...
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