Optimal step-size mechanism for stochastic gradient algorithm applied to CDMA receiver in multipath fading channels.
Fang-Biau UengJui-Chi ChangHsuan-Fu WangMing-Chang ChenPublished in: PIMRC (2009)
Keyphrases
- stochastic gradient
- multipath
- fading channels
- step size
- convergence rate
- stochastic gradient descent
- cost function
- channel estimation
- end to end
- routing algorithm
- gradient method
- ofdm system
- optimization algorithm
- computational complexity
- frequency selective
- code division multiple access
- objective function
- shortest path
- additive white gaussian noise
- wireless channels