Exemple #1
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	def INC_algo(self) : # line 6-26


		self.status_log(self.A)
	
		for i in range(self.k) :	
			top_assignment = self.get_top_assignment(self.M)

			printer(("top_assignment: ",self.E[top_assignment.event], self.T[top_assignment.time_interval]),verbose=self.verbose)

			self.update_validity(top_assignment)
			#self.status_log(self.A)

			#self.L_i[top_assignment.time_interval].l.remove(top_assignment)

			self.S.append(top_assignment)

			self.update__L_i(top_assignment)
			

			self.update_M(top_assignment)
			
			self.bound = self.get_bound()

			printer(("                       status_log 1                         "),verbose=self.verbose)
			self.status_log(self.A)
			

			

			self.update_assignments(top_assignment)
			
			printer(("                       status_log 2                         "),verbose=self.verbose)
			self.status_log(self.A)
Exemple #2
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    def greedy_alg(self, k=3):

        self.generate_assigment(list(range(len(self.E))),
                                list(range(len(self.T))))

        self.assign_score()

        self.status_log()

        for i in range(k):

            best_assignment = self.select_assignment()
            printer(best_assignment, verbose=self.verbose)
            printer(
                ("Selection:", best_assignment.event, ' ',
                 best_assignment.time_interval, ' ', best_assignment.score),
                verbose=self.verbose)
            printer(("Selection:", self.E[best_assignment.event], ' ',
                     self.T[best_assignment.time_interval], ' ',
                     best_assignment.score),
                    verbose=self.verbose)
            self.S.append(best_assignment)

            self.remove_assignment(self.A, best_assignment)

            self.update_assignment(self.A, best_assignment)

            self.status_log()
Exemple #3
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	def printer_updated_assignments(self,UA_list):

		printer("Updated Assignments:  ",end = ' ',verbose=self.verbose)

		for j in UA_list :
			if j.update :
				printer(self.printer_assignment(j),end = "  ",verbose=self.verbose)

		printer("\n\n",verbose=self.verbose)
Exemple #4
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	def status_log(self,assignment_list) :

		printer("\n",verbose=self.verbose)
		printer("\n",verbose=self.verbose)
		printer("-------------------------------------------------------------",verbose=self.verbose)

		printer("Event  Time Interval  Score  Location  Validity",verbose=self.verbose)

		for i in assignment_list :

			if len(str(i.score)) >= 5 :

				printer((self.E[i.event], '   ', self.T[i.time_interval], '           ', '{:.5}'.format(str(i.score)), '', '{:7}'.format(i.location), ' ', i.valid),verbose=self.verbose)

			else :
				printer((self.E[i.event], '   ', self.T[i.time_interval], '           ', '{:5}'.format(str(i.score)), '', '{:7}'.format(i.location), ' ', i.valid),verbose=self.verbose)


		printer(("Bound: ",self.printer_assignment(self.bound), " ", self.bound.score),verbose=self.verbose)

		printer(("M: ", list(map(self.printer_assignment,self.M)),"\n"),verbose=self.verbose)
		printer(("L_1: ",list(map(self.printer_assignment,self.L_i[0].l))," update: ",self.L_i[0].update),verbose=self.verbose)
		printer(("L_2: ", list(map(self.printer_assignment,self.L_i[1].l))," update: ",self.L_i[1].update,"\n"),verbose=self.verbose)


		printer(("--------------------------------------------------------------"),verbose=self.verbose)
		printer("\n",verbose=self.verbose)
		printer("\n",verbose=self.verbose)
Exemple #5
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	def update_assignments(self,top_assignment):

		update_assignment_list = []
		for i in range(len(self.T)):

			if self.bound.score == "unavailable" :
				max = Assignment()
				for j in range(len(self.A)) :
					if self.A[j].valid and self.A[j].score > max.score :
						max = self.A[j]

				self.update_score(max,top_assignment)
				max.update = True
				update_assignment_list.append(max)
				self.bound = max

				break


			if self.L_i[i].update==False and self.M[i].score<=self.bound.score:
				#printer(i)

				j = 0
				while j < len(self.L_i[i].l) :

					#
					if self.L_i[i].l[j].valid==False:
						self.L_i[i].l.pop(j)


					elif self.L_i[i].l[j].update==False and self.L_i[i].l[j].score >=self.bound.score:
						self.update_score(self.L_i[i].l[j],top_assignment)
						self.L_i[i].l[j].update=True
						update_assignment_list.append(self.L_i[i].l[j])
						self.M[i] = self.getBetterAssignment(self.M[i],self.L_i[i].l[j])

						self.bound = self.getBetterAssignment(self.bound,self.L_i[i].l[j])

					j += 1

					
				temp=0
				for j in self.L_i[i].l:
					if j.update==False:
						temp=1
						break
				if temp==0:
					self.L_i[i].update=True
				


		for i in range(len(self.M)):
			#max = Assignment()
			printer(("M[i] = ", self.printer_assignment(self.M[i])),verbose=self.verbose)


			for j in range(len(self.L_i[i].l)):

				printer(("L_i.l= ",self.printer_assignment(self.L_i[i].l[j]) ),verbose=self.verbose)

				if self.L_i[i].l[j].valid == True and self.L_i[i].l[j].update == True :

					self.M[i] = self.getBetterAssignment(self.M[i],self.L_i[i].l[j])

					
		self.printer_updated_assignments(update_assignment_list)
Exemple #6
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    def update_assignment(self, A, best_assignment):

        printer("\n", verbose=self.verbose)
        printer("Assignments to be updated: ", verbose=self.verbose)
        printer("\n", verbose=self.verbose)

        for i in A:

            if i.time_interval == best_assignment.time_interval and i.valid:
                printer(('(', i.time_interval, ' a ', i.event, ')'),
                        end=' ',
                        verbose=self.verbose)
                i.score = self.update_score(i, best_assignment)

        printer("\n", verbose=self.verbose)
        printer("\n", verbose=self.verbose)
Exemple #7
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def generator(n):

	u=0
	e=0
	t=1
	l=0

	K=0
	U=[]
	E=[]
	T=[]
	L=[]
	sigma=[[]]
	mu_E=[[]]
	mu_C=[[]]
	
	ui=0
	ei=0
	ti=0
	li=0
	f=0
	fnames=[]
	t_gre=[]
	t_inc=[]
	t_hor=[]
	t_hor_i=[]
	e_list=[]
	pperc=0
	print("Generating...")
	while e<=n:

		u+=random.randint(1,4) #u should preferably grow fastest
		
		e_inc=random.randint(1,3)
		e+=e_inc
		
		t+=random.randint(1,e_inc) #t should preferably grow slower than e
		
		l+=e_inc #l should grow at the same rate as e
		
		K+=random.randint(1,e_inc) #k should always be less than e

		for i in range(ui,u):
			U.append('u'+str(i))
		ui=u
		
		for i in range(ei,e):
			E.append('e'+str(i))
		ei=e
		for i in range(ti,t):
			T.append('t'+str(i))
		ti=t
		for i in range(li,l):
			L.append('loc'+str(i))
		li=l


		for k in range(len(sigma)):
			for i in range(len(sigma[k]),len(T)):
				sigma[k].append(round(random.uniform(0.1,1),1))

		for k in range(len(mu_C)):
			for i in range(len(mu_C[k]),len(T)):
				mu_C[k].append(round(random.uniform(0.1,1),1)) 

		for k in range(len(mu_E)):
			for i in range(len(mu_E[k]),len(E)):
				mu_E[k].append(round(random.uniform(0.1,1),1))
				

		for i in range(len(sigma),len(U)):
			sigma.append([round(random.uniform(0.1,1),1) for k in range(len(T))])

		for i in range(len(mu_C),len(U)):
			mu_C.append([round(random.uniform(0.1,1),1) for k in range(len(T))])

		for i in range(len(mu_E),len(U)):
			mu_E.append([round(random.uniform(0.1,1),1) for k in range(len(E))])
		


		#print("K:",K)
		#print("U:",U)
		#print("E:",E)
		#print("T:",T)
		#print("L:",L)
		#print("Sigma:", sigma)
		#print("mu_E:", mu_E)
		#print("mu_C:", mu_C)
		e_list.append(e)
		t_gre.append(measureGRE(K,U,E,T,L,sigma,mu_E,mu_C,False))
		t_inc.append(measureINC(K,U,E,T,L,sigma,mu_E,mu_C,False))
		t_hor.append(measureHOR(K,U,E,T,L,sigma,mu_E,mu_C,False))
		t_hor_i.append(measureHOR_I(K,U,E,T,L,sigma,mu_E,mu_C,False))

		#print("---------------------------------------------------------")

		perc=math.ceil((e/n)*100)

		while pperc!=perc:
			pperc+=1
			print("█", end='',flush=True)

	inputs={
		"No of events":e_list,
		"GRE":t_gre,
		"HOR":t_hor,
		"INC": t_inc,
		"HOR_I": t_hor_i,
	}
	sampler=pd.DataFrame({key:pd.Series(value) for key, value in inputs.items()})
	while os.path.exists("data_%s.csv" % f):
	 		f+=1
	fname="data_"+str(f)+".csv"
	sampler.to_csv(fname, index=False)
		
		
	print("\nFile written: ")
	print(fname, end=' ')
	

	df_GRE=sampler[['No of events','GRE']]
	df_INC=sampler[['No of events','INC']]
	df_HOR=sampler[['No of events','HOR']]
	df_HOR_I=sampler[['No of events','HOR_I']]


	print("Graphing...")

	#Graphing

	sns.set(style='whitegrid', font='Calibri',palette='Reds_r')
	GREplot=sns.lineplot(x='No of events',y='GRE', data=df_GRE)


	GREplot.set_title('Greedy')
	GREfig=GREplot.get_figure()
	GREfig.savefig('GRE.png')
	plt.clf()

	printer("████████████████████", end='')

	sns.set(style='whitegrid', font='Calibri',palette='Greens_r')
	INCplot=sns.lineplot(x='No of events',y='INC', data=df_INC)


	INCplot.set_title('INC')
	INCfig=INCplot.get_figure()
	INCfig.savefig('INC.png')
	plt.clf()

	printer("████████████████████", end='')

	sns.set(style='whitegrid', font='Calibri',palette='Blues_r')
	HORplot=sns.lineplot(x='No of events',y='HOR', data=df_HOR)


	HORplot.set_title('HOR')
	HORfig=HORplot.get_figure()
	HORfig.savefig('HOR.png')
	plt.clf()

	printer("████████████████████", end='')

	sns.set(style='whitegrid', font='Calibri',palette='cubehelix')
	HOR_Iplot=sns.lineplot(x='No of events',y='HOR_I', data=df_HOR_I)


	HOR_Iplot.set_title('HOR_I')
	HOR_Ifig=HOR_Iplot.get_figure()
	HOR_Ifig.savefig('HOR_I.png')
	plt.clf()

	printer("████████████████████", end='')

	melted=pd.melt(sampler,id_vars="No of events", value_name='time',var_name='Algorithms')
	allplot=sns.lineplot(x='No of events',y='time', hue='Algorithms', style='Algorithms', data=melted)
	sns.set(style='whitegrid', font='Calibri',palette='cubehelix')
	allfig=allplot.get_figure()
	allfig.savefig('all.png')
	plt.clf()

	printer("████████████████████", end='')