703 citations · 805 across the 53 of their papers we have counts for
8 papers · 1 filter
Information Update: TDMA or FDMA?
Haoyuan Pan, Soung Chang Liew
This paper studies information freshness in information update systems operated with TDMA and FDMA. Information freshness is characterized by a recently introduced metric, age of i…
When Blockchain Meets AI: Optimal Mining Strategy Achieved By Machine Learning
Taotao Wang, Soung Chang Liew, Shengli Zhang
This work applies reinforcement learning (RL) from the AI machine learning field to derive an optimal Bitcoin-like blockchain mining strategy without knowing the details of the blo…
New Transceiver Designs for Interleaved Frequency Division Multiple Access
Soung Chang Liew, Yulin Shao
This paper puts forth a class of new transceiver designs for interleaved frequency division multiple access (IFDMA) systems. These transceivers are significantly less complex than…
Game-Theoretical Analysis of Mining Strategy for Bitcoin-NG Blockchain Protocol
Taotao Wang, Xiaoqian Bai, Hao Wang +2
Bitcoin-NG, a scalable blockchain protocol, divides each block into a key block and many micro blocks to effectively improve the transaction processing capacity. Bitcoin-NG has a s…
Non-Uniform Time-Step Deep Q-Network for Carrier-Sense Multiple Access in Heterogeneous Wireless Networks
Yiding Yu, Soung Chang Liew, Taotao Wang
This paper investigates a new class of carrier-sense multiple access (CSMA) protocols that employ deep reinforcement learning (DRL) techniques, referred to as carrier-sense deep-re…
PubChain: A Decentralized Open-Access Publication Platform with Participants Incentivized by Blockchain Technology
Taotao Wang, Soung Chang Liew, Shengli Zhang
We design and implement Publication Chain (PubChain), a decentralized open-access publication platform built on decentralized and distributed technologies of blockchain and IPFS pe…