def _convertHypToTurn(self, lastact, obs):
'''
Convert hypotheses to turn
:param lastact: last system dialgue act
:type lastact: string
:param obs: current observation
:type obs: list
:return: dict -- turn dict
'''
curturn = {'turn-index': self.turn}
# Last system action
slastact = []
if self.turn > 0:
slastact = dact.ParseAct(lastact, user=False)
slastact = BeliefTrackingUtils._transformAct(
slastact, {},
Ontology.global_ontology.get_ontology(self.domainString),
user=False)
curturn['output'] = {'dialog-acts': slastact}
# User act hyps
accumulated = defaultdict(float)
for (hyp, prob) in obs:
hyp = dact.ParseAct(hyp)
hyp = BeliefTrackingUtils._transformAct(
hyp, {},
Ontology.global_ontology.get_ontology(self.domainString))
hyp = dact.inferSlotsForAct(hyp)
prob = min(1.0, prob)
if prob < 0:
prob = math.exp(prob)
accumulated = BeliefTrackingUtils._addprob(accumulated, hyp, prob)
sluhyps = BeliefTrackingUtils._normaliseandsort(accumulated)
curturn['input'] = {'live': {'asr-hyps': [], 'slu-hyps': sluhyps}}
return curturn
def _updateMactFeat(self, last_feature, lastact):
'''
Add features into self.prevstate - recording actions taken by machine
:param last_feature: last system state features
:type last_feature: dict
:param lastact: last system dialgoue act
:type lastact: string
:return: None
'''
features = {}
if self.turn == 0:
features['lastInformedVenue'] = ''
features['informedVenueSinceNone'] = []
features['lastActionInformNone'] = False
features['offerHappened'] = False
else:
last_system_act = dact.ParseAct(lastact, user=False)
# lastInformedVenue
current_informed_venue = BeliefTrackingUtils._getCurrentInformedVenue(last_system_act)
current_informed_venue = self._list2str_bugfix(current_informed_venue)
if current_informed_venue != '':
features['lastInformedVenue'] = current_informed_venue
elif last_feature != None and last_feature['lastInformedVenue'] != None:
features['lastInformedVenue'] = last_feature['lastInformedVenue']
# informedVenueSinceNone
if last_feature['informedVenueSinceNone'] == None or \
last_system_act == None or BeliefTrackingUtils._hasType(last_system_act, 'canthelp'):
informedVenueSinceNone = []
else:
informedVenueSinceNone = last_feature['informedVenueSinceNone']
if BeliefTrackingUtils._hasTypeSlot(last_system_act, 'offer', 'name'):
venue = BeliefTrackingUtils._getTypeSlot(last_system_act, 'offer', 'name')
venue = self._list2str_bugfix(venue)
informedVenueSinceNone.append(venue)
features['informedVenueSinceNone'] = informedVenueSinceNone
# lastActionInformNone
if BeliefTrackingUtils._hasType(last_system_act, 'canthelp'):
features['lastActionInformNone'] = True
else:
features['lastActionInformNone'] = False
# offerhappened
if BeliefTrackingUtils._hasTypeSlot(last_system_act, 'offer', 'name'):
features['offerHappened'] = True
else:
features['offerHappened'] = False
# inform_info
features['inform_info'] = []
for numAccepted in range(1,6):
temp = SummaryUtils.actionSpecificInformSummary(self.prevbelief, numAccepted, self.domainString)
features['inform_info'] += temp
self.prevbelief['features'] = features
