MAKE A CODE IMPLEMENTATION ACCORDING TO THIS : Objective

Th$$ introduction of th$$ provid$$d t$$xt outlin$$s th$$ significanc$$ of Wir$$l$$ss S$$nsor N$$tworks $($WSNs$)$ in th$$ cont$$xt of th$$ Int$$rn$$t of Things $($IoT$).$ It $$mphasiz$$s th$$xpanding rang$$ of applications for WSNs ov$$r th$$ past d$$cad$,$ highlighting th$$ir rol$$ in d$$t$$cting $$v$$nts and m$$asuring physical and $$nvironm$$ntal quantiti$$s of int$$r$$st$.$

Explanation:

Th$$ main aim of th$$ giv$$n t$$xt is to addr$$ss th$$ chall$$ng$$s r$$lat$$d to T$$mporal Topology Control $($TTC$)$ in WSNs$,$sp$$cially in sc$$narios charact$$riz$$d by a high l$$v$$l of s$$nsor nod$$ r$$dundancy$.$ Th$$ focus is on d$$v$$loping a T$$mporal Topology Control Protocol $($TTCP$)$ tailor$$d for r$$liabl$$ WSN d$$ploym$$nts$,$ particularly in critical IoT applications. Th$$ primary obj$$ctiv$$s includ$$ maximizing WSN lif$$tim$,$ minimizing pack$$t collision, and $$nsuring th$$ r$$liability of WSN op$$ration$,$sp$$cially in situations wh$$r$$ quick r$$spons$$s to pot$$ntial s$$nsor nod$$ failur$$s ar$$ crucial.

Step $2$

Th$$ provid$$d pap$$r d$$scrib$$s a nov$$l R$$liabl$$ D$$ploym$$nt Topology Control Protocol $($RD$-$TTCP$)$ for Wir$$l$$ss S$$nsor N$$tworks $($WSNs$)$ us$$d in critical Int$$rn$$t of Things $($IoT$)$

applications.

Th$$ k$$y tak$$aways are

Probl$$m: Existing T$$mporal Topology Control Protocols $($TTCPs$)$ ar$$ not suitabl$$ for r$$liabl$$ WSN d$$ploym$$nts du$$ to:

High ov$$rh$$ad

Communication and proc$$ssing r$$quir$$m$$nts for it$$rativ$$ sl$$p$/$wak$$ sch$$duling l$$ad to slow r$$spons$$ tim$$s to s$$nsor failur$$s$.$

R$$dundancy: In$$ffici$$nt us$$ of pr$-$calculat$$d conn$$ct$$d$-$cov$$rs wast$$s n$$twork r$$sourc$$s$.$

Propos$$d Solution: RD$-$TTCP addresses these issues by

C$$ntraliz$$d control: Th$$ sink nod$$ manag$$s activation and d$$activation of pr$-$d$$fin$$d minimal conn$$ct$$d$-$cov$$rs$,$ r$$ducing ov$$rh$$ad$.$

Orthogonal activation

Only on$$ conn$$ct$$d$-$cov$$r is activ$$ at a tim$,$ maximizing n$$twork r$$liability$.$

List$$ning p$$riods: Short list$$ning p$$riods allow SNs to $$xchang$$ information and updat$$ their stat$$ffici$$ntly$.$

H$$artb$$at m$$ssag$$s

Activat$$d SNs s$$nd h$$artb$$at m$$ssag$$s to th$$ sink nod$$ for monitoring functionality.

Failur$$ d$$t$$ction

Miss$$d h$$artb$$at m$$ssag$$s trigg$$r activation of th$$ n$$xt conn$$ct$$d$-$cov$$r$,$nsuring rapid r$$spons$$ to failur$$s$.$

Evaluation

Simulation results show that RD$-$TTCP

Low ov$$rh$$ad: Incurr$$d ov$$rh$$ad is low du$$ to th$$ffici$$nt us$$ of pr$-$calculat$$d conn$$ct$$d$-$cov$$rs and minimal communication during list$$ning p$$riods$.$

Fast Tim$$ To R$$pair $($TTR$)$

RD$-$TTCP r$$acts quickly to s$$nsor failur$$s$,$ minimizing n$$twork downtim$.$

B$$n$$fits

RD$-$TTCP off$$rs s$$v$$ral b$$n$$fits for critical IoT applications

Improv$$d r$$liability

Ensur$$s continuous op$$ration of th$$ n$$twork $$v$$n with s$$nsor failur$$s$.$

R$$duc$$d $$n$$rgy consumption

Effici$$nt manag$$m$$nt of sl$$p$/$wak$$ cycl$$s $$xt$$nds n$$twork lif$$tim$.$

Fast$$r r$$spons$$ tim$$s

Rapid d$$t$$ction and r$$pair of failur$$s minimiz$$s data loss and s$$rvic$$ disruptions.

Ov$$rall$,$ RD$-$TTCP pr$$s$$nts a promising solution for r$$liabl$$ WSN d$$ploym$$nts in critical IoT applications. Its low ov$$rh$$ad and fast r$$spons$$ tim$$ mak$$ it w$$ll$-$suit$$d for sc$$narios wh$$r$$ n$$twork uptim$$ and data int$$grity ar$$ of paramount importanc$.$

Explanation:

RD$-$TTCP is a nov$$l protocol for WSNs in critical IoT applications, off$$ring low ov$$rh$$ad and fast r$$spons$$ to failur$$s through pr$-$d$$fin$$d conn$$ct$$d$-$cov$$rs and h$$artb$$at monitoring.

import time

class SensorNode:

def $\_\_$init$\_\_($self$,$ node$\_$id$)$:

self.node$\_$id $=$ node$\_$id

self.state $=$ "off"

self.heartbeat$\_$index $=0$

def activate$($self$)$:

self.state $="$on$"$

def deactivate$($self$)$:

self.state $=$ "off"

def send$\_$heartbeat$($self$)$:

return f$"$Heartbeat from Node $\{$self$.$node$\_$id$\}-$ Index $\{$self$.$heartbeat$\_$index$\}"$

class SinkNode:

def $\_\_$init$\_\_($self$)$:

self.connected$\_$cover $=[]$

self.heartbeat$\_$threshold $=3$

def activate$\_$cover$($self$,$ cover$)$:

self.connected$\_$cover $=$ cover

def check$\_$heartbeats$($self$)$:

for node in self.connected$\_$cover:

heartbeat$\_$msg $=$ node.send$\_$heartbeat$()$

# Process heartbeat message and check for failures

# $...$

def main$\_$protocol$($self$,$ network$)$:

for interval in range$($network$.$simulation$\_$time$)$:

for node in network.nodes:

# Activate nodes at the beginning of each interval

node.activate$()$

# Simulate communication and wait for ACK

time.sleep$($random$.$randint$(0,5))$

# Receive ACK and send heartbeat

if random.choice$([$True$,$ False$])$:

self.check$\_$heartbeats$()$

node.send$\_$heartbeat$()$

else:

node.deactivate$()$

if $\_\_$name$\_\_=="\_\_$main$\_\_"$:

class Network:

def $\_\_$init$\_\_($self$,$ num$\_$