April 2016
Intermediate to advanced
290 pages
9h 55m
English
Content preview from Mobile Opportunistic Networks
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Trace-Based Analysis of Mobile User Behaviors ◾ 147
Trace-Based Analysis of Mobile User Behaviors
Figure6.4. We observe that users have low coverage in all environments. e average
coverage is between 4.52% (UCSD) and 1.10% (Dart-04). None of these traces
has even a single user visiting more than 35% of all APs. In the UCSD trace, the
PDA users seem likely to visit a larger portion of campus than the generic users do
in the other campuswide traces, due to the portability of PDAs. Similar observa-
tion applies to the VoIP devices in the Dartmouth trace, which is the most mobile
subuser group in the Dartmouth trace. However, PDAs in the Da
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