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Mobile Information Systems
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2016
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Article
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Tab 2
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Research Article
LSOT: A Lightweight Self-Organized Trust Model in VANETs
Table 2
Parameter settings in our simulations.
Parameters
Descriptions
Values
Number threshold in (
3
)
20
Time window in (
4
)
100
Time decay factor in (
4
)
40
Constant in (
5
)
0.5
Distance threshold in (
6
)
Distance decay factor in (
6
)
Default trust value in (
8
)
0.1
Increment factor in (
10
)
0.2
Decrement factor in (
11
)
0.3
Maximum allowable hop in Algorithm
1
3
Trust decay factor in (
12
)
0.5
Default trust value in (
13
)
0.1
Weight parameter in (
14
)
0.5
As the nodes in Advogato dataset do not contain location information, we set
and
in our simulations so as to ensure
.
is set as a relatively low value (i.e., 3) due to the highly dynamic and time-critical features of VANETs.