error control techniques in computer networks
Congestion and Error Control in Overlay Networks
Ngày tải lên :
26/10/2013, 17:15
... for this scope.
In addition, we presented the main solutions for error control in unicast environments. We
presented important error control techniques operating at the DLL, since all transport ... delivered data is in order, without
error and without any segment lost or duplicated. Reliability in TCP is obtained by using error
control mechanisms, which may include techniques for detecting corrupted, ... packet
transmitted in mini-cycle i is received in mini-cycle (i+1) and increases cwnd by one MSS. Further-
more, ACKs for consecutive packets released in mini-cycle i arrive in intervals corresponding the
service...
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Báo cáo hóa học: " Editorial Advances in Error Control Coding Techniques" ppt
Ngày tải lên :
21/06/2014, 23:20
... reproduction in any medium, provided the original work is properly cited.
In the past decade, a significant progresshas been reported in
the field of error control coding. In particular, the innovation
ofturbo ... ambiguities
in each observation interval.
A nov el approach for enhancing decoder performance
in presence of trapping sets by introducing a new concept
called trapping set neutralization is proposed in ... improving performance of LDPC
codes in the presence of trapping sets” by E. Alghonaim et al.
The effect of a trapping set can be eliminated by setting its
variable nodes intrinsic and extrinsic...
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Tài liệu Báo cáo khoa học: Computational processing and error reduction strategies for standardized quantitative data in biological networks doc
Ngày tải lên :
19/02/2014, 07:20
... Pipetting errors arise from differences in
cell number, gel loading and antibody detection, while
blotting errors are caused by inhomogeneities of the
gel or the blot.
Eliminating correlated errors ... randomized
sample loading
To determine steps predominantly contributing to the
error obtained by quantitative immunoblotting analy-
sis, we monitored a time-course of erythropoietin
(Epo)-induced activation ... determine the noise inherent in this technique, the signal
strength was plotted vs. estimated error and was described by a
sublinear function showing a 20% error for each data point within
our...
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Integrated Pollution Prevention and Control (IPPC) Reference Document on Best Available Techniques in the Pulp and Paper Industry pptx
Ngày tải lên :
01/04/2014, 00:20
... main types of bleaching methods in use are so-called ECF (Elemental Chlorine Free
i.e. when no molecular or gaseous chlorine is dosed in the bleaching) and TCF (Totally Chlorine
Free) bleaching. ... bleaching agents and selectivity is better in the bleaching stage than in
cooking and oxygen delignification.
TCF bleaching requires a low incoming Kappa for the pulp (10 - 12) to attain full ... site. That is to say, the activities involved in pulping and
recovered paper processing and those involved in papermaking may be undertaken separately or
in combination on the same site. Both pulp...
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qos in packet networks the springer international series in engineering and computer science
Ngày tải lên :
01/06/2014, 12:38
... integration, is
undefined. If the integration interval a ~ b includes the integration of
over this interval is
1
; if lies outside of the integration interval, the
integration of over the interval is ... “head”
in the coin-throwing wins the grand prize. In this game, the random “event”
of interest is “winning the grand prize.” This event would “occur,” if the
trials produce the following outcomes: ... its
destination with error, the receiving terminal would send the sending
terminal a negative acknowledgement and the sending terminal would
retransmit the packet. The capability of retransmitting...
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Báo cáo sinh học: " A SNR-based admission control scheme in WiFi-based vehicular networks" pot
Ngày tải lên :
18/06/2014, 22:20
... in Fig. 3, the number of vehicles in the transmission range L
i
increases up to L
i
/S with the
increase of I and remains at the value. By taking an integral of the area in Fig. 3 for given input ... vehicular internet access using in situ Wi-Fi
networks, in Proc. ACM MOBICOM 2006, September 2006
[11] Z Zheng, Z Lu, P Sinha, S Kumar, Maximizing the contact opportunity for vehicular internet ... internet access, in Proc. IEEE INFOCOM 2010,
March 2010
[12] N Banerjee, M Corner, D Towsley, B Levine, Relays, base stations, and meshes: enhancing mobile networks with infrastructure, in
Proc. ACM...
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Báo cáo hóa học: " Minimum-length scheduling with rate control in wireless networks: a shortest path approach" docx
Ngày tải lên :
20/06/2014, 22:20
... problem of joint sche-
duling and rate control in single-hop wireless networks
under the objective of minimizing the required time to
deliver all data traffic to the intended destinations. First,
we ... interested in obtaining optimal
policies that take joint scheduling and rate control deci-
sions under the objective of minimizing the (expected)
time to deliver all data to the intended destinations. ... by formulating the
minimum-length scheduling problem as finding a shortest path on a single-source directed acyclic graph.
However, finding the shortest paths is computationally hard since the...
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Báo cáo hóa học: " Research Article Admission Control Threshold in Cellular Relay Networks with Power Adjustment" ppt
Ngày tải lên :
22/06/2014, 00:20
... planning for cellular networks with cooperative
relays [1], considering the randomness of channel gains
between three types of links formed in cooperative relaying as
shown in Figure 1. In cooperative ... satisfying a minimum rate
constraint for each user. The problem was formulated as an
integer programming problem and a continuous-relaxation-
based suboptimal solution method was studied. In [4], ... p
s
·
((2
ρ(y)
−1)/β(y)p
r
)
0
F
G
sd
2
ρ(y)
−1
β(y)p
s
−
p
r
p
s
·x
·
f
G
rd
(x)dx.
(8)
3. Minimization of Dropping Ratio
We find the maximum y that satisfies a dropping ratio
constraint by solving the following simple problem (P).
3.1. Problem Formulation. We have the following:
(P)...
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Principles of Digital Communication Systems and Computer Networks
Ngày tải lên :
18/09/2012, 10:13
... truyền tin, sẽ có một nguồn phát hay nguồn tin(information source) mà nguồn phát
này phát ra thông tin dưới một vài hình thức, và một nguồn thu hay nguồn nhận (information sink) thu về
thông tin. ... sách “Principles of Digital Communication Systems and
Computer Networks của nhóm em.
Phần I – Các hệ thống truyền thông số
(Digital Communation System)
Chương 2: Lý Thuyết Thông Tin
(Information ... truyền thông tin là kết nối trung gian giữa nguồn thu và nguồn phát.Mục đích của một hệ
thống truyền tin là để truyền tin từ nguồn đến đích mà không có lỗi. Tuy nhiên, sự truyền thông tin luôn
luôn...
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Báo cáo y học: "Comparative study of control selection in a national population -based case-control study: Estimating risk of smoking on cancer deaths in Chinese men"
Ngày tải lên :
26/10/2012, 09:48
... comparing the consistency between the
new design and a routine control selection design in a
large case -control study that was incorporated into a
nationwide mortality survey in China in 1989–1991. ... recall bias affecting assessment of smoking
habits in the cases should similarly affect assessment
of smoking habits in the control group,
1
however,
insisting on a dead control group violates ...
use on smoking-related cancer deaths in Chinese
adult men. We also offer specific suggestions that we
believe are useful in choosing controls within the
framework of the study principles.
SUBJECTS...
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Quality of Service in IP Networks
Ngày tải lên :
06/04/2013, 11:05
... sending large packets get more
l cost of flow classification
Queue Management
3
Improving QOS in IP Networks
o IETF groups are working on proposals to provide better QOS
control in IP networks, ... policing)
o More details in Network Calculus course
Queue Management
2
Contents
o Principles
o Traffic shaping
l leaky bucket
l token bucket
o Scheduling strategies
l FIFO
l Priority
l Round Robin
l ... Queue Management
20
Fair Queueing
o Round robin "bit per bit"
l each packet marked with the transmission instant of the last bit
l served in the order of instants
flow 1
flow 2
flow 3
temps
...
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596 THE USE OF RELATIONSHIP MARKETING TECHNIQUES IN HIGHER EDUCATION A CASE STUDY
Ngày tải lên :
08/04/2013, 17:02
... tin tư liệ
u.
- 22 -
1.3.
Kinh nghiệm về chiến lược Marketing du lịch của các nước
1.3.1. Chương trình chiến lược Marketing du lịch hiện đại: Qua thời gian, quan
điểm của Marketing ... 11
1.3
Kinh nghiệm về chiến lược Marketing du lịch của các nước 12
1.3.1
Chương trình chiến lược Marketing du lịch hiện đại 12
1.3.2
Kinh nghiệm thực hiện chiến lược Marketing du lịch ... lược Marketing không có yếu tố tình cảm sẽ không hiệu quả.
BỘ GIÁO DỤC & ĐÀO TẠO
TRƯỜNG ĐẠI HỌC KINH TẾ THÀNH PHỐ HỒ CHI MINH
LÊ MẠNH HÀ
ĐỊNH HƯỚNG
CHIẾN LƯỢC MARKETING
DU...
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