Source: wikibot/soft-in-soft-out-decoder
= Soft-in soft-out decoder
{wiki=Soft-in_soft-out_decoder}
A Soft-in Soft-out (SISO) decoder is a type of decoding algorithm used in various communication systems, particularly in the context of error correction codes, such as Low-Density Parity-Check (LDPC) codes and turbo codes. The "soft" aspect refers to how the decoder processes information.