def get_up_down_spikes(row, start, end, num_of_iterations, signal_row_number):
# print("OneDHWTLaneDetectorV2.get_up_down_spikes:\n start:" + str(start) + "\tend: " + str(end))
row = row[start:end]
row_hwt = row[:]
OneDHWT.ordFHWTForNumIters(row_hwt, num_of_iterations)
spikes = OneDHWTSpikeDetector. \
detectUpDownSpikesInHWTOfRowSigSegmentByWaveDeg(row, row_hwt, num_of_iterations,
signal_row_number, start, end,
1.0, 1.0, 1, 1, 60.0, 60.0, )
return spikes
def get_up_down_spikes(row, start, end, num_of_iterations,
signal_row_number):
# print("OneDHWTLaneDetectorV2.get_up_down_spikes:\n start:" + str(start) + "\tend: " + str(end))
row = row[start:end]
row_hwt = row[:]
OneDHWT.ordFHWTForNumIters(row_hwt, num_of_iterations)
spikes = OneDHWTSpikeDetector. \
detectUpDownSpikesInHWTOfRowSigSegmentByWaveDeg(row, row_hwt, num_of_iterations,
signal_row_number, start, end,
1.0, 1.0, 1, 1, 60.0, 60.0, )
return spikes
def testOrdFHWTForNumIters(signal):
n = NumUtils.intLog2(len(signal))
print('n = %d' % n)
copy_signal = copy.deepcopy(signal)
for i in xrange(1, n):
print('num iters %d' % i)
print('Original: %s' % str(signal))
OneDHWT.ordFHWTForNumIters(signal, i)
print('Transformed: %s' % str(signal))
OneDHWT.orderedInvFHWTForNumIters(signal, i)
print('Reversed: %s' % str(signal))
for j in xrange(len(signal)):
if signal[j] != copy_signal[j]:
print('FALSE')
return
print('TRUE')
def testOrdFHWTForNumIters(signal):
n = NumUtils.intLog2(len(signal))
print("n = %d" % n)
copy_signal = copy.deepcopy(signal)
for i in xrange(1, n):
print("num iters %d" % i)
print("Original: %s" % str(signal))
OneDHWT.ordFHWTForNumIters(signal, i)
print("Transformed: %s" % str(signal))
OneDHWT.orderedInvFHWTForNumIters(signal, i)
print("Reversed: %s" % str(signal))
for j in xrange(len(signal)):
if signal[j] != copy_signal[j]:
print("FALSE")
return
print("TRUE")
def testOrdInvFHWTForNumItersGivenNumFwdIters(signal, num_fwd_iters,
num_inv_iters):
if num_inv_iters > num_fwd_iters:
raise Exception('num_inv_iters > num_fwd_iters')
num_avail_iters = NumUtils.intLog2(len(signal))
if num_inv_iters > num_avail_iters:
raise Exception('num_inv_iters > num_avail_iters')
orig_signal = copy.deepcopy(signal)
sig_copy = copy.deepcopy(signal)
print('num_fwd_iters = %d' % num_fwd_iters)
print('num_inv_iters = %d' % num_inv_iters)
OneDHWT.ordFHWTForNumIters(signal, num_fwd_iters)
OneDHWT.ordFHWTForNumIters(sig_copy, num_fwd_iters - num_inv_iters)
OneDHWT.ordInvFHWTForNumItersGivenNumFwdIters(signal, num_fwd_iters,
num_inv_iters)
rslt = NumUtils.areEqualLists(signal, sig_copy)
print(signal)
print(sig_copy)
print('signal equality: %s' % str(rslt))
return rslt
