LDPC-PEG

The Progressive Edge Growth algorithm for short cycle free LDPC code construction

This is a simulation tool for the progressive edge growth algorithm. Please check github.com/uzum/ldpc-peg for the source code and a detailed description.

Create a Tanner graph using the PEG algorithm

parity check matrix: 


              

            

          

        

        

          

            
Intermediate steps

            

              

                
                
              

              

              

                
parity check matrix: 

                

              

              
note: double-click on a node to expand a subgraph

            

          

        

        

          

            
Subgraph for the selected node