Performance of low density parity check codes as a function of actual and assumed noise levels.
David J. C. MacKayChristopher P. HeskethPublished in: Electron. Notes Theor. Comput. Sci. (2002)
Keyphrases
- noise level
- low density parity check
- ldpc codes
- decoding algorithm
- noise model
- noisy images
- error correction
- noise reduction
- channel coding
- additive white gaussian noise
- message passing
- distributed video coding
- gaussian noise
- low complexity
- computer vision
- optimization procedure
- error rate
- higher order
- pairwise
- channel capacity
- object recognition