def generate_test_data(self, block_size, num_info_bits, frozen_bit_positions, nframes, onlyones):
frozen_bit_values = np.zeros(block_size - num_info_bits, dtype=int)
encoder = PolarEncoder(block_size, num_info_bits, frozen_bit_positions, frozen_bit_values)
bits = np.array([], dtype=int)
data = np.array([], dtype=int)
for n in range(nframes):
if onlyones:
b = np.ones(num_info_bits, dtype=int)
else:
b = np.random.randint(2, size=num_info_bits)
d = encoder.encode_systematic(b)
bits = np.append(bits, b)
data = np.append(data, d)
gr_data = 2.0 * data - 1.0
return bits, gr_data
def get_test_data(self, block_size, num_info_bits, num_blocks):
# helper function to set up test data and together with encoder object.
num_frozen_bits = block_size - num_info_bits
frozen_bit_positions = cc.frozen_bit_positions(block_size, num_info_bits, 0.0)
frozen_bit_values = np.array([0] * num_frozen_bits,)
python_encoder = PolarEncoder(block_size, num_info_bits, frozen_bit_positions, frozen_bit_values)
data = np.array([], dtype=int)
ref = np.array([], dtype=int)
for i in range(num_blocks):
d = np.random.randint(2, size=num_info_bits)
data = np.append(data, d)
ref = np.append(ref, python_encoder.encode_systematic(d))
polar_encoder = fec.polar_encoder_systematic.make(block_size, num_info_bits, frozen_bit_positions)
return data, ref, polar_encoder
def generate_test_data(self, block_size, num_info_bits, frozen_bit_positions, nframes, onlyones):
frozen_bit_values = np.zeros(block_size - num_info_bits, dtype=int)
encoder = PolarEncoder(block_size, num_info_bits, frozen_bit_positions, frozen_bit_values)
bits = np.array([], dtype=int)
data = np.array([], dtype=int)
for n in range(nframes):
if onlyones:
b = np.ones(num_info_bits, dtype=int)
else:
b = np.random.randint(2, size=num_info_bits)
d = encoder.encode_systematic(b)
bits = np.append(bits, b)
data = np.append(data, d)
gr_data = 2.0 * data - 1.0
return bits, gr_data
def get_test_data(self, block_size, num_info_bits, num_blocks):
# helper function to set up test data and together with encoder object.
num_frozen_bits = block_size - num_info_bits
frozen_bit_positions = cc.frozen_bit_positions(block_size, num_info_bits, 0.0)
frozen_bit_values = np.array([0] * num_frozen_bits,)
python_encoder = PolarEncoder(block_size, num_info_bits, frozen_bit_positions, frozen_bit_values)
data = np.array([], dtype=int)
ref = np.array([], dtype=int)
for i in range(num_blocks):
d = np.random.randint(2, size=num_info_bits)
data = np.append(data, d)
ref = np.append(ref, python_encoder.encode_systematic(d))
polar_encoder = fec.polar_encoder_systematic.make(block_size, num_info_bits, frozen_bit_positions)
return data, ref, polar_encoder