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prior_knowledge.py
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import numpy as np
class SGF_prior_knowledge(object):
def __init__(self):
super().__init__()
def prior_knowledge(self, actions, location, timings):
## actions: the detected movement in an actions
## [0,1,2,3] #0: top->down; 1:botom->up; 2:left->right; 3: right->left
## location: the movement happened areas
## [0,1,2,3] #0: horonizital right area(>7)
# #1: horonizital left area(<=7)
# #2: vertical top area(>5)
# #3: vertical bottom area(<=5)
## timings: the movement happened timing
##---------------------------------------##
# ----------》(2)
# ^ (1) | clock wise: (3->1)-[XXX1],(1->2)-[XX1X],(2->0)-[XXX1], (0->3)=[XXX1]
# | | two movements happened same time: (0,2)=[xx10]
# | X (0)
# (3)<----------
##---------------------------------------##
##---------------------------------------##
# <----------(3)
# (0) ^
# | | anti-clock wise: (1,3),(3,0),(0,2), (2,1)
# | |
# | |
# X (1)
# (2)----------》
##---------------------------------------##
## decoding the timing activities
if np.all(actions) == 1: ### it must be either clock or anti-clock [ 1111]
print('all events happen.')
timing_origion = timings.copy()
timings.sort()
min_frame = min(timings)
first = [i for i, j in enumerate(timing_origion) if j == min_frame]
for i in range(0,len(timings)):
if timings[i] == min_frame:
timings[i] = 100
min_second_frame = min(timings)
second = [i for i, j in enumerate(timing_origion) if j == min_second_frame]
final = [0 for i in range(0,2)]
if len(first) == 1 and len(second) == 1 : ## if the movement sequence is [7,3,X,X]
test_list = [first,second]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else:
pass
elif len(first) != 1 and len(second) == 1 and second != 100: ## [1,1,2,3]
finish_flag = 0
for i in range(0,len(first)):
if finish_flag == 0:
test_list = [[first[i]],second]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
finish_flag = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
finish_flag = 1
else:
pass
elif len(first) == 1 and len(second) != 1 : ## [1,2,2,3]
for i in range(0,len(second)):
test_list = [first,[second[i]]]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else:
pass
else:
pass
else: ## [X000]
final = [0 for i in range(0,2)]
timing_origion = timings.copy()
timings.sort()
min_frame = min(timings)
first = [i for i, j in enumerate(timing_origion) if j == min_frame]
if len(first) == 2: ## if two events happened in the same time [1,1,0,X]
'''
print('two actions happened in the same time points')
if (first[0] ==0 and first[1] == 3) or (first[0] ==3 and first[1] == 0):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first[0] == 0 and first[1] == 2) or (first[0] ==2 and first[1] == 0):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first[0] ==1 and first[1] == 3) or (first[0] ==3 and first[1] == 1):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first[0] ==1 and first[1] == 2) or (first[0] ==2 and first[1] == 1):
if location[11] == 1:
final[0] = 1
else:
final[1] = 0
'''
location_flag = 1
finish_flag = 0
for i in range(0,len(timings)):
if timings[i] == min_frame:
timings[i] = 100
min_second_frame = min(timings)
second = [i for i, j in enumerate(timing_origion) if j == min_second_frame] ## check the second event
test_list = [[first[0]],second ]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
location_flag = 0
finish_flag = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
location_flag = 0
finish_flag = 1
else:
pass
if finish_flag == 0:
test_list = [[first[1]],second ]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
location_flag = 0
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
location_flag = 0
else:
if location_flag == 1:
if (first[0] ==0 and first[1] == 3) or (first[0] ==3 and first[1] == 0):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first[0] == 0 and first[1] == 2) or (first[0] ==2 and first[1] == 0):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first[0] ==1 and first[1] == 3) or (first[0] ==3 and first[1] == 1):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first[0] ==1 and first[1] == 2) or (first[0] ==2 and first[1] == 1):
if location[11] == 1:
final[0] = 1
else:
final[1] = 0
else:
print('unknown issue1')
elif len(first) == 1 and first != 100: ## if there are events in sequence [1,2,0,X]
for i in range(0,len(timings)):
if timings[i] == min_frame:
timings[i] = 100
min_second_frame = min(timings)
second = [i for i, j in enumerate(timing_origion) if j == min_second_frame] ## check the second event
if len(second) == 1 and timing_origion[second[0]] != 100: #[1,0,2,X]
'''
if (first ==[0] and second == [3]) or (first ==[3 ]and second == [0]):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first ==[0] and second == [2]) or (first ==[2] and second == [0]):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second == [3]) or (first ==[3] and second == [1]):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second == [2]) or (first ==[2] and second == [1]):
if location[11] == 1:
final[0] = 1
else:
final[1] = 1
'''
test_list = [first,second]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else: #[1,2,0,X]
print('system info: the two events are 0 and 1 or 2 and 3')
for i in range(0,len(timings)):
if timings[i] == min_second_frame:
timings[i] = 100
min_third_frame = min(timings)
third = [i for i, j in enumerate(timing_origion) if j == min_third_frame] ##
if len(third) == 1 and third != 100 :
'''
if (first ==[0] and third == [3]) or (first ==[3 ]and third == [0]):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first ==[0] and third == [2]) or (first ==[2] and third == [0]):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and third == [3]) or (first ==[3] and third == [1]):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and third == [2]) or (first ==[2] and third == [1]):
if location[11] == 1:
final[0] = 1
else:
final[1] = 1
'''
test_list = [first,third]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else:
print('system error2: complex situations')
elif len(second) >1 and timing_origion[second[0]] != 100: #[1,2,2,0]
finish_flag1 = 0
test_list = [first,[second[0]] ]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
finish_flag1 = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
finish_flag1 = 1
else:
pass
if finish_flag1 == 0:
test_list = [first,[second[1]] ]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else:
pass
'''
if (first ==[0] and second[0] == 3) or (first ==[3] and second[0] == 0):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first ==[0] and second[0] == 2) or (first ==[2] and second[0] == 0):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second[0] == 3) or (first ==[3] and second[0] == 1):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second[0] == 2) or (first ==[2] and second[0] == 1):
if location[10] == 1:
final[0] = 1
else:
final[1]= 1
if (first ==[0] and second[1] == 3) or (first ==[3] and second[1] == 0):
if location[2] == 1:
final[0] = 1
else:
final[1] = 1
elif (first ==[0] and second[1] == 2) or (first ==[2] and second[1] == 0):
if location[2] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second[1] == 3) or (first ==[3] and second[1] == 1):
if location[11] == 1:
final[1] = 1
else:
final[0] = 1
elif (first ==[1] and second[1] == 2) or (first ==[2] and second[1] == 1):
if location[10] == 1:
final[0] = 1
else:
final[1]= 1
'''
else:
# print('system error4: unknown')
a = 1
#if np.shape(np.nonzero(actions))[0] == 1: ## special case
# final[0] = 1
pass
elif len(first) == 3:
#if location[5] == 1:
# final[1] = 1
#else:
# final[0] = 1
pass
return final
def clockwise_knowledge(self, actions, location, timings):
## actions: the detected movement in an actions
## [0,1,2,3] #0: top->down; 1:botom->up; 2:left->right; 3: right->left
## location: the movement happened areas
## [0,1,2,3] #0: horonizital right area(>7)
# #1: horonizital left area(<=7)
# #2: vertical top area(>5)
# #3: vertical bottom area(<=5)
## timings: the movement happened timing
##---------------------------------------##
# ----------》(2)
# ^ (1) | clock wise: (3->1)-[XXX1],(1->2)-[XX1X],(2->0)-[XXX1], (0->3)=[XXX1]
# | | two movements happened same time: (0,2)=[xx10]
# | X (0)
# (3)<----------
##---------------------------------------##
##---------------------------------------##
# <----------(3)
# (0) ^
# | | anti-clock wise: (1,3),(3,0),(0,2), (2,1)
# | |
# | |
# X (1)
# (2)----------》
##---------------------------------------##
## decoding the timing activities
if np.all(actions) == 1: ### it must be either clock or anti-clock [ 1111]
# print('all events happen.')
timing_origion = timings.copy()
timings.sort()
min_frame = min(timings)
first = [i for i, j in enumerate(timing_origion) if j == min_frame]
for i in range(0,len(timings)):
if timings[i] == min_frame:
timings[i] = 100
min_second_frame = min(timings)
second = [i for i, j in enumerate(timing_origion) if j == min_second_frame]
final = [0 for i in range(0,2)]
if len(first) == 1 and len(second) == 1 : ## if the movement sequence is [7,3,X,X]
test_list = [first,second]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else:
pass
else: ## [XX00]
final = [0 for i in range(0,2)]
timing_origion = timings.copy()
timings.sort()
min_frame = min(timings)
first = [i for i, j in enumerate(timing_origion) if j == min_frame]
if len(first) == 2: ## if two events happened in the same time [1,1,0,X]
pass
elif len(first) == 1 and first != 100: ## if there are events in sequence [1,2,0,X]
for i in range(0,len(timings)):
if timings[i] == min_frame:
timings[i] = 100
min_second_frame = min(timings)
second = [i for i, j in enumerate(timing_origion) if j == min_second_frame] ## check the second event
if len(second) == 1 and timing_origion[second[0]] != 100: #[1,0,2,X]
test_list = [first,second]
if test_list ==[[3],[1]] or test_list ==[[1],[2]] or test_list ==[[2],[0]] or test_list ==[[0],[3]]:
## from the sequence prior knowledge, it belongs to clock, check the location characteristics
final[1] = 1
elif test_list ==[[1],[3]] or test_list ==[[3],[0]] or test_list ==[[0],[2]] or test_list ==[[2],[1]]:
final[0] = 1
else: #[1,2,0,X]
pass
else:
# print('system error4: unknown')
#if np.shape(np.nonzero(actions))[0] == 1: ## special case
# final[0] = 1
pass
elif len(first) == 3:
#if location[5] == 1:
# final[1] = 1
#else:
# final[0] = 1
pass
return final