def test_should_handle_unexpected_case_2(self, cfg):
# given
cls = Classifier(condition='#######0', action=4, quality=0.4, cfg=cfg)
cls.mark[0].update([0, 1])
cls.mark[1].update([0, 1])
cls.mark[2].update([0, 1])
cls.mark[3].update([0, 1])
cls.mark[4].update([1])
cls.mark[5].update([0, 1])
cls.mark[6].update([0, 1])
p0 = Perception('11101010')
p1 = Perception('10011101')
time = 94
# when
new_cl = unexpected_case(cls, p0, p1, time)
# then
assert new_cl.condition == Condition('#110#010')
assert new_cl.effect == Effect('#001#101')
assert new_cl.is_marked() is False
assert time == new_cl.tga
assert time == new_cl.talp
assert abs(cls.q - 0.38) < 0.01
def apply_alp(self, previous_situation: Perception, action: int,
situation: Perception, time: int,
population: ClassifiersList,
match_set: ClassifiersList) -> None:
"""
The Anticipatory Learning Process. Handles all updates by the ALP,
insertion of new classifiers in pop and possibly matchSet, and
deletion of inadequate classifiers in pop and possibly matchSet.
:param previous_situation:
:param action:
:param situation:
:param time:
:param population:
:param match_set:
"""
new_list = ClassifiersList(cfg=self.cfg)
new_cl: Optional[Classifier] = None
was_expected_case = False
delete_count = 0
for cl in self:
cl.increase_experience()
cl.set_alp_timestamp(time)
if cl.does_anticipate_correctly(previous_situation, situation):
new_cl = expected_case(cl, previous_situation, time)
was_expected_case = True
else:
new_cl = unexpected_case(cl, previous_situation, situation,
time)
if cl.is_inadequate():
# Removes classifier from population, match set
# and current list
delete_count += 1
lists = [x for x in [population, match_set, self] if x]
for lst in lists:
lst.safe_remove(cl)
if new_cl is not None:
new_cl.tga = time
self.add_alp_classifier(new_cl, new_list)
# No classifier anticipated correctly - generate new one
if not was_expected_case:
new_cl = cover(previous_situation, action, situation, time,
self.cfg)
self.add_alp_classifier(new_cl, new_list)
# Merge classifiers from new_list into self and population
self.extend(new_list)
population.extend(new_list)
if match_set is not None:
new_matching = [
cl for cl in new_list if cl.condition.does_match(situation)
]
match_set.extend(new_matching)
def test_should_handle_unexpected_case_1(self, cfg):
# given
cls = Classifier(action=2, cfg=cfg)
p0 = Perception('01100000')
p1 = Perception('10100010')
time = 14
new_cls = unexpected_case(cls, p0, p1, time)
# Quality should be decreased
assert 0.475 == cls.q
# Should be marked with previous perception
for mark_attrib in cls.mark:
assert 1 == len(mark_attrib)
assert '0' in cls.mark[0]
assert '1' in cls.mark[1]
assert '1' in cls.mark[2]
assert '0' in cls.mark[3]
assert '0' in cls.mark[4]
assert '0' in cls.mark[5]
assert '0' in cls.mark[6]
assert '0' in cls.mark[7]
# New classifier should not be the same object
assert cls is not new_cls
# Check attributes of a new classifier
assert Condition('01####0#') == new_cls.condition
assert 2 == new_cls.action
assert Effect('10####1#') == new_cls.effect
# There should be no mark
for mark_attrib in new_cls.mark:
assert 0 == len(mark_attrib)
assert 0.5 == new_cls.q
assert cls.r == new_cls.r
assert time == new_cls.tga
assert time == new_cls.talp
def test_should_handle_unexpected_case_6(self, cfg):
# given
cls = Classifier(condition='0#1####1',
action=2,
effect='1#0####0',
quality=0.38505,
reward=1.20898,
immediate_reward=0,
experience=11,
tga=95,
talp=873,
tav=71.3967,
cfg=cfg)
cls.mark[1].update(['1'])
cls.mark[3].update(['1'])
cls.mark[4].update(['0', '1'])
cls.mark[5].update(['1'])
cls.mark[6].update(['0', '1'])
p0 = Perception('01111101')
p1 = Perception('11011110')
time = 873
# when
new_cls = unexpected_case(cls, p0, p1, time)
# then
assert new_cls is not None
assert Condition('0#1###01') == new_cls.condition
assert Effect('1#0###10') == new_cls.effect
assert abs(0.5 - new_cls.q) < 0.1
assert abs(1.20898 - new_cls.r) < 0.1
assert abs(0 - new_cls.ir) < 0.1
assert abs(71.3967 - new_cls.tav) < 0.1
assert 1 == new_cls.exp
assert 1 == new_cls.num
assert time == new_cls.tga
assert time == new_cls.talp
def test_should_handle_unexpected_case_5(self, cfg):
# given
cls = Classifier(condition='00####1#',
action=2,
effect='########',
quality=0.129,
reward=341.967,
immediate_reward=130.369,
experience=201,
tga=129,
talp=9628,
tav=25.08,
cfg=cfg)
cls.mark[2].add('2')
cls.mark[3].add('1')
cls.mark[4].add('1')
cls.mark[5].add('0')
cls.mark[7].add('0')
p0 = Perception('00211010')
p1 = Perception('00001110')
time = 9628
# when
new_cls = unexpected_case(cls, p0, p1, time)
# then
assert new_cls is not None
assert Condition('0021#01#') == new_cls.condition
assert Effect('##00#1##') == new_cls.effect
assert abs(0.5 - new_cls.q) < 0.1
assert abs(341.967 - new_cls.r) < 0.1
assert abs(130.369 - new_cls.ir) < 0.1
assert abs(25.08 - new_cls.tav) < 0.1
assert 1 == new_cls.exp
assert 1 == new_cls.num
assert time == new_cls.tga
assert time == new_cls.talp
def test_should_handle_unexpected_case_3(self, cfg):
cls = Classifier(condition='#####1#0',
effect='#####0#1',
quality=0.475,
cfg=cfg)
cls.mark[0].add('1')
cls.mark[1].add('1')
cls.mark[2].add('0')
cls.mark[3].add('1')
cls.mark[5].add('1')
cls.mark[7].add('1')
p0 = Perception('11001110')
p1 = Perception('01110000')
time = 20
new_cls = unexpected_case(cls, p0, p1, time)
# Quality should be decreased
assert 0.45125 == cls.q
# No classifier should be generated here
assert new_cls is None
def apply_alp(population: ClassifiersList, match_set: ClassifiersList,
action_set: ClassifiersList, p0: Perception, action: int,
p1: Perception, time: int, theta_exp: int,
cfg: Configuration) -> None:
"""
The Anticipatory Learning Process. Handles all updates by the ALP,
insertion of new classifiers in pop and possibly matchSet, and
deletion of inadequate classifiers in pop and possibly matchSet.
Parameters
----------
population
match_set
action_set
p0: Perception
action: int
p1: Perception
time: int
theta_exp
cfg: Configuration
Returns
-------
"""
new_list = ClassifiersList()
new_cl: Optional[Classifier] = None
was_expected_case = False
delete_count = 0
for cl in action_set:
cl.increase_experience()
cl.update_application_average(time)
if cl.does_anticipate_correctly(p0, p1):
new_cl = alp_acs2.expected_case(cl, p0, time)
was_expected_case = True
else:
new_cl = alp_acs2.unexpected_case(cl, p0, p1, time)
if cl.is_inadequate():
# Removes classifier from population, match set
# and current list
delete_count += 1
lists = [
x for x in [population, match_set, action_set] if x
]
for lst in lists:
lst.safe_remove(cl)
if new_cl is not None:
new_cl.tga = time
alp.add_classifier(new_cl, action_set, new_list, theta_exp)
# No classifier anticipated correctly - generate new one
if not was_expected_case:
new_cl = alp_acs2.cover(p0, action, p1, time, cfg)
alp.add_classifier(new_cl, action_set, new_list, theta_exp)
# Merge classifiers from new_list into self and population
action_set.extend(new_list)
population.extend(new_list)
if match_set is not None:
new_matching = [
cl for cl in new_list if matching(cl.condition, p1)
]
match_set.extend(new_matching)
