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use short code and a larger list with fixed-point

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This commit is contained in:
Ahmet Inan 2021-07-13 13:45:06 +02:00
commit d9b98653dd
1 changed files with 5 additions and 5 deletions
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10
tests/polar_list_regression_test.cc
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@ -25,13 +25,13 @@ bool get_bit(const uint32_t *bits, int idx)
int main() int main()
{ {
const int M = 16; const int M = 11;
const int N = 1 << M; const int N = 1 << M;
const bool systematic = true; const bool systematic = true;
const bool crc_aided = true; const bool crc_aided = true;
CODE::CRC<uint32_t> crc(0xD419CC15); CODE::CRC<uint32_t> crc(0xD419CC15);
const int C = 32; const int C = 32;
#if 0 #if 1
typedef int8_t code_type; typedef int8_t code_type;
double SCALE = 2; double SCALE = 2;
#else #else
@ -55,7 +55,7 @@ int main()
auto codeword = new code_type[N]; auto codeword = new code_type[N];
auto temp = new simd_type[N]; auto temp = new simd_type[N];
long double erasure_probability = 1. / 3.; long double erasure_probability = 0.5;
int K = (1 - erasure_probability) * N; int K = (1 - erasure_probability) * N;
double design_SNR = 10 * std::log10(-std::log(erasure_probability)); double design_SNR = 10 * std::log10(-std::log(erasure_probability));
std::cerr << "design SNR: " << design_SNR << std::endl; std::cerr << "design SNR: " << design_SNR << std::endl;
@ -102,7 +102,7 @@ int main()
int64_t ambiguity_erasures = 0; int64_t ambiguity_erasures = 0;
double avg_mbs = 0; double avg_mbs = 0;
int64_t loops = 0; int64_t loops = 0;
while (uncorrected_errors < 1000 && ++loops < 100) { while (uncorrected_errors < 1000 && ++loops < 1000) {
if (crc_aided) { if (crc_aided) {
crc.reset(); crc.reset();
for (int i = 0; i < K-C; ++i) { for (int i = 0; i < K-C; ++i) {
@ -220,7 +220,7 @@ int main()
} }
} }
std::cerr << "QEF at: " << min_SNR << " SNR, speed: " << max_mbs << " Mb/s." << std::endl; std::cerr << "QEF at: " << min_SNR << " SNR, speed: " << max_mbs << " Mb/s." << std::endl;
double QEF_SNR = design_SNR + 0.2; double QEF_SNR = design_SNR + 0.5;
assert(min_SNR < QEF_SNR); assert(min_SNR < QEF_SNR);
std::cerr << "Polar list regression test passed!" << std::endl; std::cerr << "Polar list regression test passed!" << std::endl;
return 0; return 0;