2 RELATED WORKS
WSNs applied for many uses, for example
applications in remote environments, automatic
industrial control, remote sensing and targets.
Applications that are similar to environmental
monitoring systems for forest fire detection are
capable of real time monitoring and detection. In
most scenarios, WSNs consists of several small
number of nodes where the nodes are placed in far
location and unreachable hostile locations or in large
geographical areas. A number of WSNs nodes to
detect the changes in the environment and provide
information to the master cluster node or sensor base
station, then through the gate and for data transfer
to the server, which should be easily maintained and
scaled (Kadir et al., 2019; Kadir et al., 2018a).
A new method for action in the forest fire
monitoring and detection as elaborate in (Liu et al.,
2018) is using data aggregation in WSNs. The
proposed method can be providing a faster and
more effective reaction to forest fires by consuming
validated WSNs energy that is confirmed in large
number of experiments in simulation. WSNs can
deliver better solutions for managing disaster and
operations rescue, such as alarm systems, flood
detection, earthquake detection, forest fire detection,
and landslide detection, water level sensors used to
measure various parameters. and discussed in (Pant
et al., 2017; Aranzazu-Suescun and Cardei, 2017).
Several research on WSNs as discuss in (Kadir
et al., 2018b), The WSN simulation addresses key
design issue, such as the monitored area related to
the sensor’s initial position, the number of sensor
required for a particular application and changes in
coverage over time. WSN uses an algorithm to
identify the injection of malicious data and provide
measures that are unaffected to various sensor and
even when they are hide in attack. The methodology
for applying this algorithm in this different contexts
and also evaluation of results in three different data
sets from different WSN distributions. (Illiano and
Lupu, 2015; Kadir et al., 2016).
Another research that already did in this
application of WSN in prediction of natural tragedies
such as hail, rainfall, fire etc. WSN is rare and also
stochastic (Kansal et al., 2015). WSN implementation
in energy savings reduces delays in data transfer
and extends network life. The routing agent chain
(CCMAR) is used for the adaptive hierarchy of
energy saving clusters (LEACH) and energy saving
collections in sensor information systems (PEGASIS)
(Sasirekha and Swamynathan, 2017).
3 WSN IN FOREST FIRE
DETECTION ANALYSIS
Some of the fictitious satellite forest fires observed in
Riau province extend to most areas, especially in the
south. Figure 1 shows the number of critical points in
accordance with the distribution plan distributed in all
regions of Riau province.
Figure 1: Number of fire hotspots in Riau Province based
on satellite image.
The access point coverage estimate that a series of
WSNs sensors are installed in a environmental area in
Riau province to monitoring this area. The function
of coverage is P given as:
P = f (x, y, t) = {(x
1
, y
1
), ...(x
n
, y
n
)},
(x
k
, y
k
) = f (t), k = 1, 2, 3, ..., n
(1)
(x, y) is the sensor coordinates in the area of
monitored and t is the time. This model uses 2D
spatial projection from the fire control area, 3D
sphere. In this issue, the networks do not move except
the WSN cellular sensor, but the position of the sensor
depends on time, because the sensor node must stop
working from time to time. There may be different
reasons for completing this process: hardware failure,
accident, battery consumption and accidental sensor
removal, etc.
Assume that you specify the scope of the IP matrix
as a value of scalar that represents of percentage in
coverage area observed in a certain time:
IP =
area covered with sensors
the total area of the surveillance region
100%
(2)
The basic component of model can be write in
WSNs as sensor node for defined a vector:
S = (d, E(t)) (3)
the area covered can write as d by radio signals
that exchange data with neighboring nodes when the
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