def plotTrends(data,
keys,
outputDir,
vector,
plotTitle,
fileName,
moduleName=None):
print("Plotting Service Times for {}...".format(plotTitle))
plotData = []
for renTime in keys["renegingTime"]:
times, values, _ = filterData(data, vector, renTime, moduleName)
assert len(times) == len(values)
seedsData = []
for seed in keys["seed"]:
#print("ren time: {}, seed: {}".format(renTime, seed))
seedsData.append((times[seed], values[seed]))
qTimes, qValues = quantizeData(getTupleValues(0, seedsData),
getTupleValues(1, seedsData),
step=100.0)
plotData.append((qTimes, runningAvg(qValues)))
titles = {
"title": plotTitle,
"x": "Simulation Time [s]",
"y": "Service Time [s]"
}
plotGraph(getTupleValues(0, plotData),
getTupleValues(1, plotData),
titles,
savePath=os.path.join(outputDir, fileName))
def train_top_model():
print("Top model training started...")
train_per_class = s.nb_train_samples // s.num_classes
valid_per_class = s.nb_validation_samples // s.num_classes
# Load saved features from bottlenecks
train_data = np.load(open(bottleneck_train_datapath))
train_labels = np.array([0] * train_per_class + [1] * train_per_class +
[2] * train_per_class + [3] * train_per_class +
[4] * train_per_class + [5] * train_per_class +
[6] * train_per_class + [7] * train_per_class +
[8] * train_per_class + [9] * train_per_class +
[10] * train_per_class + [11] * train_per_class)
validation_data = np.load(open(bottleneck_valid_datapath))
validation_labels = np.array(
[0] * valid_per_class + [1] * valid_per_class + [2] * valid_per_class +
[3] * valid_per_class + [4] * valid_per_class + [5] * valid_per_class +
[6] * valid_per_class + [7] * valid_per_class + [8] * valid_per_class +
[9] * valid_per_class + [10] * valid_per_class +
[11] * valid_per_class)
train_labels = to_categorical(train_labels, num_classes=s.num_classes)
validation_labels = to_categorical(validation_labels,
num_classes=s.num_classes)
# Create new top layers
model = u.obtainNewTopLayers(train_data.shape[1:], s.num_classes)
# Compile the model using Stocastic Gradient Descent and a low learning rate
optimizer = SGD(lr=1e-3, momentum=0.9)
model.compile(optimizer=optimizer,
loss='categorical_crossentropy',
metrics=['accuracy'])
# Start training...
print("Fitting...")
history = model.fit(train_data,
train_labels,
epochs=s.botEpochs,
batch_size=s.batch_size,
validation_data=(validation_data, validation_labels),
verbose=1)
model.save_weights(s.top_model_weights_path)
model.save(s.top_model_model_path)
print("Model and weights saved...")
# Create graphs
legend = ['Training', 'Validation']
accData = [history.history['acc'], history.history['val_acc']]
lossData = [history.history['loss'], history.history['val_loss']]
u.plotGraph(accData, "Feature Extraction Accuracy", "Epoch", "Accuracy",
legend, bottleneck_accuracy_plot_path)
u.plotGraph(lossData, "Feature Extraction Loss", "Epoch", "Loss", legend,
bottleneck_loss_plot_path)
def computeMeanEnergyConsumption(data, keys, outputDir):
print("Plotting Mean Energy Consumption... ")
wifiPowerCoefficient = 0.7
cellularPowerCoefficient = 2.5
energyData = copy.deepcopy(data)
mecData = []
confidenceValues = {}
for renTime in keys["renegingTime"]:
wTimes, wValues, _ = filterData(data, "jobServiceTime:vector", renTime, "FullOffloadingNetwork.wifiQueue")
cTimes, cValues, _ = filterData(data, "jobServiceTime:vector", renTime, "FullOffloadingNetwork.cellularQueue")
confidenceValues[renTime] = {}
mecs = []
for seed in keys["seed"]:
if seed not in wValues or seed not in cValues:
continue
wst = np.sum(wValues[seed]) * wifiPowerCoefficient
cst = np.sum(cValues[seed]) * cellularPowerCoefficient
mec = (np.sum([wst, cst]) / (len(wValues[seed]) + len(cValues[seed]))) / 60.0
mecs.append(mec)
confidenceValues[renTime][seed] = mec
mec = np.mean(mecs)
#print("ren time: {}, MEC: {:.4f}".format(renTime, mec))
mecData.append([int(renTime), mec])
energyData[renTime] = mec
mecData = np.array(mecData)
plotData = []
mecData = mecData[mecData[:,0].argsort()]
xs = mecData[:,0] / 60.0
ys = mecData[:,1]
coeff = np.polyfit(xs.flatten(), ys.flatten(), 5)
p = np.poly1d(coeff)
newys = p(xs).tolist()
plotData.append((xs.tolist(), newys, "trend"))
#plotData.append((xs.tolist(), ys.tolist(), "values"))
titles = {
"title": "Full Offloading Model",
"x": "Deadline [min]",
"y": "Mean Energy Consumption [J]"
}
filePath = os.path.join(outputDir, "FullOffloading_Energy_Deadline.png")
plotGraph(getTupleValues(0, plotData), getTupleValues(1, plotData), titles, legends=getTupleValues(2, plotData), savePath=filePath)
return energyData, confidenceValues
def computeMeanResponseTime(data, keys, outputDir):
print("Plotting Mean Response Time...")
responseData = copy.deepcopy(data)
mrtData = []
confidenceValues = {}
for renTime in keys["renegingTime"]:
times, values, _ = filterData(data, "totalResponseTime:vector", renTime)
confidenceValues[renTime] = {}
respTimes = []
for seed in keys["seed"]:
meanRespTimePerSeed = np.mean(values[seed]) / 60.0
respTimes.append(meanRespTimePerSeed)
confidenceValues[renTime][seed] = meanRespTimePerSeed
meanRespTimePerDeadline = np.mean(respTimes)
#print("ren time: {}, MRT: {:.4f}".format(renTime, meanRespTimePerDeadline))
mrtData.append([int(renTime), meanRespTimePerDeadline])
responseData[renTime] = meanRespTimePerDeadline
mrtData = np.array(mrtData)
plotData = []
mrtData = mrtData[mrtData[:,0].argsort()]
xs = mrtData[:,0] / 60.0
ys = mrtData[:,1]
coeff = np.polyfit(xs.flatten(), ys.flatten(), 7)
p = np.poly1d(coeff)
newys = p(xs).tolist()
plotData.append((xs.tolist(), newys, "trend"))
#plotData.append((xs.tolist(), ys.tolist(), "values"))
titles = {
"title": "Full Offloading Model",
"x": "Deadline [min]",
"y": "Mean Response Time [min]"
}
filePath = os.path.join(outputDir, "FullOffloading_Response_Deadline.png")
plotGraph(getTupleValues(0, plotData), getTupleValues(1, plotData), titles, legends=getTupleValues(2, plotData), savePath=filePath)
return responseData, confidenceValues
def computeERWP(responseData, energyData, keys, outputDir, w=None):
print("Plotting ERWP... ")
if not w:
w = [0.5]
erwpData = []
for exp in w:
for renTime in keys["renegingTime"]:
meanRespTime = responseData[renTime]
meanEnergyCons = energyData[renTime]
erwp = np.multiply(np.power(meanEnergyCons, exp), np.power(meanRespTime, 1-exp))
erwpData.append([int(renTime)/60.0, erwp, exp])
erwpData = np.array(erwpData)
plotData = []
for exp in w:
mask = (erwpData[:,2] == exp)
subMatrix = erwpData[mask]
subMatrix[:,0] = 1.0 / subMatrix[:,0]
subMatrix = subMatrix[subMatrix[:,0].argsort()]
xs = subMatrix[:,0]
ys = subMatrix[:,1]
coeff = np.polyfit(xs.flatten(), ys.flatten(), 5)
p = np.poly1d(coeff)
newys = p(xs).tolist()
plotData.append((xs.tolist(), p(xs), "w: {}".format(exp)))
#plotData.append((xs.tolist(), ys, "w: {}".format(exp)))
titles = {
"title": "Full Offloading Model",
"x": "Reneging Rate r",
"y": "ERWP"
}
filePath = os.path.join(outputDir, "FullOffloading_ERWP_RenegingRate.png")
plotGraph(getTupleValues(0, plotData), getTupleValues(1, plotData), titles, getTupleValues(2, plotData), savePath=filePath)
from utils import readGraphs, plotGraph
from GraphCollection import GraphCollection
graphs = readGraphs('mico.outx')
if __name__ == "__main__":
graphDB = GraphCollection(graphs, 0.8)
print(graphDB.freqEdges)
# exit(0)
print("End frequent", len(graphs))
for graph in graphs:
plotGraph(graph, isShowedID=False)
# plotGraph(graph)
validation_steps=s.nb_validation_samples // s.batch_size,
verbose=1,
callbacks=[lrSched])
model.save_weights(s.fine_tuned_weights_path)
model.save(s.fine_tuned_model_path)
print("Model and weights saved...")
print("Trying to evaluate...")
# Evaluate fine tuned model
metrics = model.evaluate_generator(validation_generator,
steps=s.nb_validation_samples //
s.batch_size)
statsDict = dict(zip(model.metrics_names, metrics))
print(statsDict)
# Generate and save fine tuning plots
print("Saving plots...")
legend = ['Training', 'Validation']
accData = [history.history['acc'], history.history['val_acc']]
lossData = [history.history['loss'], history.history['val_loss']]
u.plotGraph(accData, "Fine Tuning Accuracy", "Epoch", "Accuracy", legend,
fine_tuning_acc_plot_path)
u.plotGraph(lossData, "Fine Tuning Loss", "Epoch", "Loss", legend,
fine_tuning_loss_plot_path)
u.plotGraph([lrs], "Learning Rates", "Epoch", "Learning Rate", None,
fine_tuning_alr_plot_path)
print("Done!")
if __name__ == "__main__":
# frequents = getFrequentEdges(graphs,0.8)
# print(frequents)
# frequentGraph(graphs,frequents)
graphDB = GraphCollection(graphs,1.0)
print("Frequent edges",len(graphDB.freqEdges.items()))
# plotGraph(graphDB.graphs[0])
freqGraphs = graphDB.frequentGraph()
print("freqGraphs",freqGraphs)
# with open('result-{}.json'.format(datasets), 'w') as fp:
# json.dump(freqGraphs, fp)
# df = pd.DataFrame({"MaxSubgraph" : [np.array2string(g) for g in freqGraphs]})
# df.to_csv("result-{}.csv".format(datasets),index=False)
# exit()
# freqGraphs = extractResultGraph(freqGraphs)
# print("freqGraph",freqGraph)
for freqGraph in freqGraphs:
plotGraph(freqGraph,False)
# for k,v in freqGraphs:
# for kk,vv in v.items():
# print("graph",kk)
# plotGraph(vv[0],False)
# print(freqGraphs)
# model_demonstrator = DQN(in_size, out_size, save_model_name="")
agent_demonstrator = DQNAgent(model_dqn,
env,
replay_start=50,
target_update_freq=0.005)
agent_demonstrator.memory.reset()
agent_demonstrator.run(update_memory=True, num_step=12e3)
model_dqfd = DQN(in_size, out_size, save_model_name="dqfd")
# model_dqfd = TestDQN(in_size, out_size, save_model_name="dqfd")
agent_dqfd = DQfDAgent(model_dqfd,
env,
agent_demonstrator.memory,
double_DQN=True,
replay_start=200,
target_update_freq=0.005,
eps_start=0.9,
eps_decay=1000,
n_step=1,
demo_percent=0.3,
lambda_1=0,
lambda_2=0.05,
expert_margin=0.5)
agent_dqfd.pre_train(6000)
agent_dqfd.train_test(num_step=steps, test_period=200, test_step=500)
filename = str(i) + ".png"
plotGraph("dqn", "dqfd", "DQN", "DQfD", filename)