6 papers
Detecting Coverage Holes in Wireless Sensor Networks Using Connected Component Labeling and Force-Directed Algorithms
Jiacheng Xu, Xiongfei Zhao, Hou-Wan Long +2
Contour detection in Wireless Sensor Networks (WSNs) is crucial for tasks like energy saving and network optimization, especially in security and surveillance applications. Coverag…
A Generic Framework for Optimization in Blockchain Simulators
Hou-Wan Long, Yujun Pan, Xiongfei Zhao +1
As blockchain technology rapidly evolves, researchers face a significant challenge due to diverse and non-standardized simulation parameters, which hinder the replicability and com…
Transfer Learning in Financial Time Series with Gramian Angular Field
Hou-Wan Long, On-In Ho, Qi-Qiao He +1
In financial analysis, time series modeling is often hampered by data scarcity, limiting neural network models' ability to generalize. Transfer learning mitigates this by leveragin…
Mitigating Blockchain extractable value (BEV) threats by Distributed Transaction Sequencing in Blockchains
Xiongfei Zhao, Hou-Wan Long, Zhengzhe Li +2
The rapid growth of Blockchain and Decentralized Finance (DeFi) has introduced new challenges and vulnerabilities that threaten the integrity and efficiency of the ecosystem. This…
Minimizing Block Incentive Volatility Through Verkle Tree-Based Dynamic Transaction Storage
Xiongfei Zhao, Gerui Zhang, Hou-Wan Long +1
Transaction fees are a crucial revenue source for miners in public and consortium blockchains. However, while public blockchains have additional revenue streams, transaction fees s…
Dynamic Mining Interval to Improve Blockchain Throughput
Hou-Wan Long, Xiongfei Zhao, Yain-Whar Si
Decentralized Finance (DeFi), propelled by Blockchain technology, has revolutionized traditional financial systems, improving transparency, reducing costs, and fostering financial…