effect of noise in communication systems ppt
Tài liệu PRINCIPLES OF SPREAD-SPECTRUM COMMUNICATION SYSTEMS ppt
Ngày tải lên :
20/01/2014, 06:20
... of decoded information-bit errors,
are eliminated. All remaining codes that do not have the minimum value of
are eliminated. If more than one code remains, codes are eliminated
on the basis of ... exact calculation of
When the only term in the inner summation of (1-12) that is nonzero
has the index provided that this index is an integer and
Using this result, we find that for binary codes,
where ... function of and is
where and
Let and be implicitly defined by and
Since the Jacobian of the transformation is we find that the joint density of
and is
The density of the envelope is obtained by integration...
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Báo cáo khoa học: "On the Evaluation and Comparison of Taggers: the Effect of Noise in Testing Corpora." doc
Ngày tải lên :
08/03/2014, 05:21
... Voutilainen, A. 1997. Compar-
ing a Linguistic and a Stochastic Tagger. In
Pro-
ceedings of joint E/A CL meeting.
1001
On the Evaluation and Comparison of Taggers: the Effect of
Noise in Testing ...
Proceedings of joint E/ACL
meeting.
Mooney, R.J. 1996. Comparative Experiments on
Disambiguating Word Senses: An Illustration of
the Role of Bias in Machine Learning. In
Proceed-
ings of EMNLP'96 ... thus
_1 <_ u < min t,
a
Finally, the value of p has similar constraints
to those of u. If the test and training corpora
are independent, the probability of making the
same error, given...
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Báo cáo khoa học: Effect of mutations in the b5–b7 loop on the structure and properties of human small heat shock protein HSP22 (HspB8, H11) pptx
Ngày tải lên :
23/03/2014, 07:20
... the intensities
of the band of intact protein at the beginning of tryp-
sinolysis and at the fixed time of trypsinolysis) against
the time of incubation (Fig. 8D). The apparent rate
constants of ... constant of trypsin-
olysis was determined by plotting ln(A
t
⁄ A
o
) (where A
o
and
A
t
denote the intensity of protein bands of intact unhydro-
lized protein at the beginning and at the fixed time of ... Hsp16.9 [11], each
containing a single a-crystallin domain, and the par-
asitic flatworm Taenia saginata Tsp36, containing
two a-crystallin domains in the single polypeptide
chain [12].
Ten different...
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Báo cáo hóa học: " Research Article Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems" pptx
Ngày tải lên :
21/06/2014, 08:20
... “Joint compensation of IQ imbalance and
carrier frequency offset in OFDM systems, ” in Proceedings of
the Radio and Wireless Conference, pp. 39–42, Boston, Mass,
USA, August 2003.
[9] F. Horlin, ... and H. Shafiee, “Frequency offset estimation in
OFDM systems in presence of IQ imbalance,” in Proceedings
of the International Conference on Communications (ICC ’03),
pp. 2071–2075, Anchorage, ... R. Fledderus,
“Estimation and compensation of frequency selective trans-
mitter/receiver IQ imbalance in MIMO OFDM systems, ” in
Proceedings of the IEEE International Conference on Commu-
nications...
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Tài liệu KRONE - the effect of Errors in TCP applications performance (full) pdf
Ngày tải lên :
09/12/2013, 16:15
... in this paper.
In Network Troubleshooting Using TrueNet Test
Methodologies, a discussion of the TrueNet testing
methdolodies is presented, including a discussion of the
real value of post-installation ... are already in its receive buffer.
A window value, often called a window advertisement,
is included in every segment header, including simple
acknowledgements. In this manner, each of the two
stations ... network interface cards check incoming
data frames. Finally, well investigate the error
detection technique usually used in software. Most
protocols such as TCP, UDP and IP include such a value
in...
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Tài liệu ADC KRONE - Guide - Mitigation Techniques To Reduce Alien Crosstalk Noise In 10GBE Channels ppt
Ngày tải lên :
20/12/2013, 22:15
... the
entire length. Separating only at the beginning of the channel improves the ANEXT,
but it does not improve AACR-F.
Replace the existing Category 6 cabling with CopperTen cabling.
At the TO
When ... between
socket mounting holes (that the socket clips into).
General
Consider doing several mitigation techniques together (e.g. removing fasteners,
unbundling and applying Random Lay, plus changing patch ... cables into bundles. Do not fasten any cables onto the tray/mesh except for
change of vertical direction >45° or to maintain a fixes separation from a hazardous
service.
At the consolidation point,...
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Tài liệu Stability and Control of Large-Scale Dynamical Systems pptx
Ngày tải lên :
12/02/2014, 16:20
... manufacturing
systems, integrative biological systems, economic systems, ecological sys-
tems, and process control systems. These systems are strongly intercon-
nected and consist of interacting subsystems ... against full modeling uncertainty.
Next, using the results of Chapter 5, in Chapter 7 we develop a sta-
bility and control design framework for time-varying and time-invariant sets
of nonlinear ... Specifically, in analyzing complex large-
scale interconnected dynamical systems it is often desirable to treat the
overall system as a collection of interacting subsystems. The behavior and
properties of...
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Tài liệu Báo cáo " Estimation and prediction of eutrophication in West Lake" ppt
Ngày tải lên :
13/02/2014, 12:20
... The water quality of lakes in Hanoi has been declining. In that, eutrophycation
is the most popular. One of the effective tools for its accessing and predicting is the use of
mathematical models. ... species of zooplankton, 11 species of benthos and about 33
species of fish.
According to Vietnam standard of water quality, the important parameters of
water quality of West Lake, including: ... The results of simulation show that: eutrophication of West Lake is controllable
if a sufficient amount of fish (< 5g/l) is maintained in the lake. To maintain a sufficient
amount of fish,...
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Tài liệu The Burden of Cancer in American Adults ppt
Ngày tải lên :
14/02/2014, 22:20
... The Burden of Cancer in American Adults
36
Having a history of cancer does not necessarily result in current avoidance of
smoking, however. The overall prevalence of current smoking is similar ... Burden of Cancer in American Adults
20
The Burden of Cancer in American Adults
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10 20 30 40 50 60
0
10 20 30 40 50
The Burden of Cancer in American Adults
30
The Burden of Cancer in American ... Burden of Cancer in American Adults
9
Mortality and survival
Cancer mortality is a function of both the incidence and survivability of
cancer. Cancer is the second leading cause of death in the...
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Tài liệu Power Electronic Control in Electrical Systems pptx
Ngày tải lên :
16/02/2014, 20:20
... effects, including additional
losses in motors and generating units, oscillating torque in AC machines, increased
ripple in rectifiers, malfunction of several types of equipment, saturation of ... of continuous variation of their reactive power.
The foregoing analysis has taken no account of the effect of supply voltage
variations on the effectiveness of the compensator in maintaining an ... functions of the PSS, while providing fast-acting voltage support
at the generating substation. In practice, owing to the effectiveness of the PSS and its
relative low cost, this has not happened. Instead,...
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