diff options
| author | Johannes Demel <ufcsy@student.kit.edu> | 2015-08-12 16:51:02 +0200 |
|---|---|---|
| committer | Johannes Demel <ufcsy@student.kit.edu> | 2015-09-21 10:46:59 +0200 |
| commit | d9719d7da8300c8546b305dab2eff763f47d216f (patch) | |
| tree | ca8062d252e6e9f2e389fa85f045a92b5218bdee /gr-fec/python/fec/polar/decoder.py | |
| parent | 73d84a231c31bf8312214b5e3a0a97e15c8db98f (diff) | |
polar: refarctoring and clean-up
Diffstat (limited to 'gr-fec/python/fec/polar/decoder.py')
| -rw-r--r-- | gr-fec/python/fec/polar/decoder.py | 26 |
1 files changed, 3 insertions, 23 deletions
diff --git a/gr-fec/python/fec/polar/decoder.py b/gr-fec/python/fec/polar/decoder.py index ef7d70081f..10eef9b6ed 100644 --- a/gr-fec/python/fec/polar/decoder.py +++ b/gr-fec/python/fec/polar/decoder.py @@ -224,13 +224,9 @@ def compare_decoder_impls(): n = 8 k = 4 frozenbits = np.zeros(n - k) - # frozenbitposition = np.array((0, 1, 2, 3, 4, 5, 8, 9), dtype=int) + # frozenbitposition16 = np.array((0, 1, 2, 3, 4, 5, 8, 9), dtype=int) frozenbitposition = np.array((0, 1, 2, 4), dtype=int) - # bits = np.ones(k, dtype=int) bits = np.random.randint(2, size=k) - # bits = np.array([0, 1, 1, 1]) - # bits = np.array([0, 1, 1, 0]) - # bits = np.array([1, 0, 1, 0]) print 'bits:', bits encoder = PolarEncoder(n, k, frozenbitposition, frozenbits) decoder = PolarDecoder(n, k, frozenbitposition, frozenbits) @@ -243,7 +239,6 @@ def compare_decoder_impls(): print (rx_st == rx_eff).all() - def main(): power = 3 n = 2 ** power @@ -257,33 +252,18 @@ def main(): decoder = PolarDecoder(n, k, frozenbitposition, frozenbits) bits = np.ones(k, dtype=int) - # bits = np.array([1, 0, 1, 0], dtype=int) print "bits: ", bits evec = encoder.encode(bits) print "froz: ", encoder._insert_frozen_bits(bits) print "evec: ", evec - # dvec = decoder.decode(evec) - # print "dec: ", dvec - # llr = decoder._llr(4, evec, np.array([0, 0, 0])) - # print "llr=", llr evec[1] = 0 deced = decoder._lr_sc_decoder(evec) print 'SC decoded:', deced - - - - # test_reverse_enc_dec() + test_reverse_enc_dec() compare_decoder_impls() - # graph_decode() - - - - - - if __name__ == '__main__': - main()
\ No newline at end of file + main() |