def CreatCase(path, PicoNum, UserNum, Num):
'''
批量创建测试用例, 路径，pico基站数，用户数，创建个数
如此创建的结果，用户分布按照密集型分布，基站分布分为两种，边缘或处于用户密集处
所以两种基站分布方式场景用户的位置是一样的，保证计算结果在同一场景下进行
'''
for i in range(Num):
PathR = CreatTxt(path, PicoNum, UserNum, 'R', i) #边缘分布用例
PathN = CreatTxt(path, PicoNum, UserNum, 'N', i) #集中分布用例
print(PathR)
tun1 = LayPicoBS(MacroRange, PicoRange, PicoNum, 2) #集中分布基站位置
tun2 = LayPicoBS(MacroRange, PicoRange, PicoNum, 0) #边缘分布挤占位置
tun3 = LayUsers(MacroRange, PicoRange, UserNum, 1, tun1,
0.5) #集中分布用户位置
DataR = [tun2[0], tun2[1], tun3[0], tun3[1]] #边缘分布数据
DataN = [tun1[0], tun1[1], tun3[0], tun3[1]] #集中分布数据
RnWLists.writeTxt(PathR, DataR, 1)
RnWLists.writeTxt(PathN, DataN, 1)
def ga_convergence(m, g, CasePath, ConvergenceSavePath):
data = RnWLists.readTxt(CasePath, 1)
DM = GetDM(data[0])
picoNumber = len(DM) - 1
userNumber = len(DM[0])
begin = time.clock()
BSList = solve.SetBS(macroNumber, picoNumber, infofmbs, infofpbs, DM)
print("执行遗传算法初始化")
Result = solve.ga_convergence(m=m,
BSList=BSList,
g=g,
userNumber=userNumber)
RnWLists.writeTxt(ConvergenceSavePath, Result, 1)
print("执行遗传算法完成")
end = time.clock()
use = int(end - begin)
minutes = int(use / 60)
secends = use % 60
print("程序执行用时%d分%d秒" % (minutes, secends))
def ga_pso(m,
BSList,
g,
userNumber,
LowestRate=1.4,
maxchannal=3,
Qmax=1,
Alpha=10,
B=20,
ConvergenceFlag=0):
'''
单目标优化遗传算法，采用Zoutendijk优化
'''
if ConvergenceFlag == 1:
res = [] # 记录收敛性
Population = []
for i in range(m): # 产生m个个体形成种群
indi = Individual(BSList, userNumber, maxchannal, Qmax, Alpha, B)
# def __init__(self, BS, userNum, maxc, Qmax, Alpha, B):
indi.CalculateTotalRate # 计算一下速率，为gener赋值
indi.Revise()
indi.CalculateAll()
indi.LowestRate = LowestRate * userNumber
Population.append(indi)
GeneLength = len(Population[0].genec[0])
best = copy.deepcopy(Population[0])
best.power = 26
if ConvergenceFlag == 1:
res.append(best.rp)
print("开始执行遗传算法+PSO")
for i in range(g):
# print("开始第%d次迭代" % (i))
NewPopulation = []
for j in range(int(len(Population) / 2)):
k = random.randint(0, len(Population) - 1)
X = Population.pop(k)
k = random.randint(0, len(Population) - 1)
Y = Population.pop(k) # 随机选择XY交叉
n = random.randint(1, int(GeneLength / 10)) # 交叉次数为基因长度除以10,取整
Children = cross_two_point(X, Y,
n) # 其中包括父代两个个体和子代两个个体一共四个[x,y,xc,yc]
# Children[0].Mutation(6)
Children[0].MutationSingleTarget(6)
Children[0].Revise()
# Children[1].Mutation(6) #对父代变异
Children[1].MutationSingleTarget(6)
Children[1].Revise()
NewPopulation += Children
if len(NewPopulation) < m:
print("错误，当前NewPopulation大小为%d，目标种群大小为%d" %
(len(NewPopulation), m))
for j in range(len(NewPopulation)):
NewPopulation[j].Revise() # 修复个体
NewPopulation[j].CalculateAll()
Population = choose(NewPopulation, m)
NewPopulation = []
for j in range(int(len(Population) / 2)):
k = random.randint(0, len(Population) - 1)
X = Population.pop(k)
k = random.randint(0, len(Population) - 1)
Y = Population.pop(k) # 随机选择XY交叉
n = random.randint(1, int(GeneLength / 10)) # 交叉次数为基因长度除以10,取整
Children = Crossover2SingleTarget(
X, Y, n, TargetFlag=1) # 其中包括父代两个个体和子代两个个体一共四个[x,y,xc,yc]
# Children[0].Mutation(6)
Children[0].MutationSingleTarget(6, TargetFlag=1)
Children[0].Revise()
# Children[1].Mutation(6) #对父代变异
Children[1].MutationSingleTarget(6, TargetFlag=1)
Children[1].Revise()
NewPopulation += Children
for j in range(len(NewPopulation)):
NewPopulation[j].Revise() # 修复个体
NewPopulation[j].CalculateAll()
Population = choose(NewPopulation, m)
# PopulationZoutendijk(Population)
for j in range(len(Population)):
if Population[j].rate > Population[j].LowestRate and Population[
j].power < best.power:
best = copy.deepcopy(Population[j])
if ConvergenceFlag == 1 and i % 5 == 0:
res.append(best.rp)
indiSavePath = './data/indi/result_ga_pso.txt'
print("开始写入个体")
RnWLists.writeTxt(indiSavePath, best.genec, flag=0)
RnWLists.writeTxt(indiSavePath, best.genep, flag=1)
if ConvergenceFlag == 1:
return res
else:
return best
def run_ga(m,
g,
CaseRootPath,
ResultRootPath,
flag=1,
ProcessNumber=8,
begin=20,
end=60,
PicoNumber=3,
CaseNumber=0,
times=8):
TotalTimerBegin = time.clock()
if end < begin:
print('错误，end不能小于begin')
exit(0)
if flag == 0:
Clas = 'O'
elif flag == 1:
Clas = 'R'
elif flag == 2:
Clas = 'Z'
else:
Clas = 'N'
pool = multiprocessing.Pool(ProcessNumber)
for i in range(begin, end + 1, 10): #按照用户数量循环计算,以及间隔数量
TimerBegin = time.clock()
print("本次循环中有%d个用户" % (i))
Paramas = MakeParamas(m,
g,
CaseRootPath,
CaseNumber,
flag=flag,
CutNumber=i,
PicoNum=PicoNumber,
Times=times)
CasePath = create_txt(CaseRootPath,
PicoNum=PicoNumber,
UserNum=i,
Class=Clas,
N=CaseNumber)
Result = pool.map(solve_ga, Paramas) #并行计算
print("result 长度为")
print(len(Result))
SavePath = create_txt(ResultRootPath, PicoNumber, i, Clas,
CaseNumber) #生成保存位置
RnWLists.writeTxt(SavePath, Result, 1) #循环存入数据
print("写入数据中，%d次重复数据" % (times))
print("当前样例为, %s" % (CasePath))
print("写入位置为, %s" % (SavePath))
TimerEnd = time.clock()
use = int(TimerEnd - TimerBegin)
minutes = int(use / 60)
secends = use % 60
print("%d个用户，用时%d分%d秒" % (i, minutes, secends))
#SavePath = create_txt(ResultRootPath, 'save', 3, 60, Clas, CaseNumber)
#RnWLists.writeTxt(SavePath, result, 1) #将结果写入
TotalTimerEnd = time.clock()
use = int(TotalTimerEnd - TotalTimerBegin)
minutes = int(use / 60)
secends = use % 60
print("当前计算结束，用时%d分%d秒，结果写入%s" % (minutes, secends, SavePath))