Playing with Low-density parity-check codes

Belief propagation with sparse matrices (scipy.sparse) in Python for LDPC codes. Includes NumPy implementation of message passing (min-sum and sum-product) and a few other decoders.

A data packing technique for QC-LDPC codec RTL min-sum layer decoding architecture

AVX implementation of different LDPC decoders MS NMS SCMS SCSP under floor/layer schedulers

A Matlab implementation of Loopy Belief Propagation for stereo matching. It uses the "Min-Sum" version of the algorithm and the "Accelerated" (Right-Left-Down-Up pass) message update schedule.

LDPC simulation

Special Project - QCLDPC (2019 Spring)

A C++ implementation of Loopy Belief Propagation for image denoising. It uses the "min-sum" variation of the algorithm and the "Accelerated" (Right-Left-Down-Up pass) message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "Accelerated" (Right-Left-Down-Up pass) message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "Βipartite" message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "Accelerated" (Right-Left-Down-Up sweep) message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "ByRow" message update schedule.

A Matlab implementation of Loopy Belief Propagation for stereo matching. It uses the "Min-Sum" variation of the algorithm and the "Synchronous" message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "ByRow2" message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "Accelerated2" (Right/Down-Left/Up sweep) message update schedule.

A C++ implementation of Loopy Belief Propagation for stereo matching. It uses the "min-sum" variation of the algorithm and the "Synchronous" message update schedule.