def messageSelectionMethod(self, currentTimeStep, user, currentTopics, **conf):
if self.lastObservedTimeStep != currentTimeStep:
self._updateTopicProbabilities(currentTimeStep, currentTopics, **conf)
message = None
if GeneralMethods.trueWith(user.messagingProbability):
if GeneralMethods.trueWith(user.newTopicProbability):
topic = Topic(len(currentTopics))
currentTopics.append(topic)
message = user.generateMessage(currentTimeStep, topic)
else:
if GeneralMethods.trueWith(user.probabilityOfPickingPopularTopic):
if user.topicClass != None:
topicIndex = GeneralMethods.weightedChoice(
[i[1] for i in self.topicProbabilities[user.topicClass]]
)
topic = self.topicProbabilities[user.topicClass][topicIndex][0]
message = user.generateMessage(currentTimeStep, topic)
if not GeneralMethods.trueWith(topic.stickiness):
message = None
else:
topicIndex = GeneralMethods.weightedChoice([i[1] for i in self.topTopics])
topic = self.topTopics[topicIndex][0]
message = user.generateMessage(currentTimeStep, topic)
else:
if user.topicClass != None:
message = user.generateMessage(
currentTimeStep, random.choice(self.topicProbabilities[user.topicClass])[0]
)
else:
topicIndex = GeneralMethods.weightedChoice([i[1] for i in self.allTopics])
topic = self.allTopics[topicIndex][0]
message = user.generateMessage(currentTimeStep, topic)
return message
def messageSelectionMethod(self, currentTimeStep, user, currentTopics, **conf):
message = None
if GeneralMethods.trueWith(user.messagingProbability):
if GeneralMethods.trueWith(user.newTopicProbability):
topic = Topic(len(currentTopics))
currentTopics.append(topic)
message = user.generateMessage(currentTimeStep, topic)
else:
message = user.generateMessage(currentTimeStep, random.choice(currentTopics))
return message
def __init__(self, id):
self.id = id
self.totalCount = 0
self.countDistribution = defaultdict(int)
self.age = 0
self.topicClass = random.choice(topicClasses)
self.decayCoefficient = -3
if GeneralMethods.trueWith(0.05): self.stickiness = random.uniform(stickinessLowerThreshold, 1.0)
else: self.stickiness = random.uniform(0.0, 0.1)
self.payloads = PayLoad.generatePayloads(self.id, noOfPayloadsPerTopic)
#Non-modeling attributes.
self.color = GeneralMethods.getRandomColor()
