def local_error_test(self):
orgValues = [11, 33.1, 2.3, 6.54, 123.1, 12.54, 12.9]
calValues = [24, 1.23, 342, 1.21, 4.112, 9.543, 3.54]
resValues = ['118.181', '192.567', '14769.5', '162.996', '193.319', '47.7990', '145.116']
wmape = WeightedMeanAbsolutePercentageError()
for idx in xrange(len(orgValues)):
localError = wmape.local_error([orgValues[idx]], [calValues[idx]])
assert str(resValues[idx]) == str(localError)[:7], str(resValues[idx]) + '!=' + str(localError)[:7]
def local_error_test(self):
orgValues = [11, 33.1, 2.3, 6.54, 123.1, 12.54, 12.9]
calValues = [24, 1.23, 342, 1.21, 4.112, 9.543, 3.54]
resValues = [
'118.181', '192.567', '14769.5', '162.996', '193.319', '47.7990',
'145.116'
]
wmape = WeightedMeanAbsolutePercentageError()
for idx in range(len(orgValues)):
localError = wmape.local_error([orgValues[idx]], [calValues[idx]])
assert str(resValues[idx]) == str(localError)[:7], str(
resValues[idx]) + '!=' + str(localError)[:7]
def error_calculation_test(self):
"""Test the calculation of the MeanAbsolutePercentageError."""
dataOrg = [[1,1], [2,2], [3,3], [4,4], [5,5], [6,6], [7,8], [7.3, 5], [8, 0], [9,10]]
dataCalc = [[1,3], [2,5], [3,0], [4,3], [5,5], [6.1,6], [7,3], [7.3, 5], [8, 0], [9,9]]
# abs difference: 2 3 3 1 0 NA 5 0 NA 1
# local errors: 200 150 200 50 0 NA 125 0 NA 20
# sum: 745
tsOrg = TimeSeries.from_twodim_list(dataOrg)
tsCalc = TimeSeries.from_twodim_list(dataCalc)
wmape = WeightedMeanAbsolutePercentageError()
wmape.initialize(tsOrg, tsCalc)
assert str(wmape.get_error())[:6] == "93.125"
def error_calculation_test(self):
"""Test the calculation of the MeanAbsolutePercentageError."""
dataOrg = [[1, 1], [2, 2], [3, 3], [4, 4], [5, 5], [6, 6], [7, 8],
[7.3, 5], [8, 0], [9, 10]]
dataCalc = [[1, 3], [2, 5], [3, 0], [4, 3], [5, 5], [6.1, 6], [7, 3],
[7.3, 5], [8, 0], [9, 9]]
# abs difference: 2 3 3 1 0 NA 5 0 NA 1
# local errors: 200 150 200 50 0 NA 125 0 NA 20
# sum: 745
tsOrg = TimeSeries.from_twodim_list(dataOrg)
tsCalc = TimeSeries.from_twodim_list(dataCalc)
wmape = WeightedMeanAbsolutePercentageError()
wmape.initialize(tsOrg, tsCalc)
assert str(wmape.get_error())[:6] == "93.125"
