Deep Tree Search Based Pilot Efficiency Semi-Blind Channel Estimation for Massive IoT.
Jing XingTingyong WuJienan ChenGerald E. SobelmanPublished in: IoTaIS (2019)
Keyphrases
- channel estimation
- tree search
- ofdm system
- communication systems
- multipath
- branch and bound
- estimation algorithm
- fading channels
- bit error rate
- search tree
- search algorithm
- constraint propagation
- management system
- computer simulation
- path finding
- data analysis
- computational complexity
- wireless communication
- mathematical programming
- heuristic search
- high frequency
- state space
- physical layer
- neural network