Reducing Computational Complexity of Factor Graph-Based Belief Propagation Algorithm for Detection in Large-Scale MIMO Systems.
Iman AbbaszadehMostafa DarabiMehrdad ArdebilipourBehrouz MahamPublished in: PIMRC (2019)
Keyphrases
- computational complexity
- belief propagation
- detection algorithm
- np hard
- learning algorithm
- fixed point
- graphical models
- matching algorithm
- linear programming
- energy function
- loopy belief propagation
- free energy
- disparity map
- message passing
- markov random field
- pairwise
- preprocessing
- image matching
- low complexity
- higher order
- computer vision