1 citations · 3 across the 7 of their papers we have counts for
7 papers
Employing the Structural Power to Achieve Supply-Demand Balanced Payment Channel Networks
Shuyao Xiao, Shengling Wang, Hongwei Shi +2
Blockchain technology faces scalability challenges because transactions must be validated and recorded across the network. Payment channel networks (PCNs) improve efficiency by mov…
Spatial Crowdsourcing Task Allocation Scheme for Massive Data with Spatial Heterogeneity
Kun Li, Shengling Wang, Hongwei Shi +2
Spatial crowdsourcing (SC) engages large worker pools for location-based tasks, attracting growing research interest. However, prior SC task allocation approaches exhibit limitatio…
Proof of User Similarity: the Spatial Measurer of Blockchain
Shengling Wang, Lina Shi, Hongwei Shi +3
Although proof of work (PoW) consensus dominates the current blockchain-based systems mostly, it has always been criticized for the uneconomic brute-force calculation. As alternati…
Active Defense Analysis of Blockchain Forking through the Spatial-Temporal Lens
Shengling Wang, Ying Wang, Hongwei Shi +1
Forking breaches the security and performance of blockchain as it is symptomatic of distributed consensus, spurring wide interest in analyzing and resolving it. The state-of-the-ar…
Micro Analysis of Natural Forking in Blockchain Based on Large Deviation Theory
Hongwei Shi, Shengling Wang, Qin Hu +1
Natural forking in blockchain refers to a phenomenon that there are a set of blocks at one block height at the same time, implying that various nodes have different perspectives of…
Cap the Gap: Solving the Egoistic Dilemma under the Transaction Fee-Incentive Bitcoin
Hongwei Shi, Shengling Wang, Qin Hu +2
Bitcoin has witnessed a prevailing transition that employing transaction fees paid by users rather than subsidy assigned by the system as the main incentive for mining.
Hopping-Proof and Fee-Free Pooled Mining in Blockchain
Hongwei Shi, Shengling Wang, Qin Hu +3
The pool-hopping attack casts down the expected profits of both the mining pool and honest miners in Blockchain. The mainstream countermeasures, namely PPS (pay-per-share) and PPLN…