December 2015
Intermediate to advanced
352 pages
9h 16m
English
Content preview from Advances in Mobile Cloud Computing Systems
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246 Advances in Mobile Cloud Computing Systems
are likely to work on a common task due to their common social
activities (i.e., working in the same lab and attending the same con-
ference). Nearby mobile users can create computing communities in
which mobile devices can collaboratively execute shared tasks. Thus,
properties of mobile cloudlet extracted from these two trace files can
characterize the real mobile cloudlet system.
6.3.3.2 Lifetime of Cloudlet Node in Traces
Based on Definition 6.2, node v
j
’s lifetime in a mobile cloudlet for
initiator v
i
is from v
i
and v
j
’s first contact to their last contact
within time τ. Figure 6.5 shows the average LT (τ)intracesExp2and
Exp3. LT (τ) increases as τ increases. Lifetime increases slowly when
80,000<τ <132,
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