Figure 3From: Iterative Fusion of Distributed Decisions over the Gaussian Multiple-Access Channel Using Concatenated BCH-LDGM Codes (a) Block diagram of the overall factor graph corresponding to the proposed iterative receiver; (b) MAC factor subgraph; (c) adaptive flipping of the exchanged soft information between the LDGM and SENSING subgraphs based on the output of the BCH decoder; (d) SENSING factor subgraph. Back to article page