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20182025
most citedBlockchain in Global Supply Chains and Cross Border Trade: A Critical Synthesis of the State-of-the-Art, Challenges and Opportunities

116 citations · 129 across the 5 of their papers we have counts for

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cs.DS2018

Election with Bribed Voter Uncertainty: Hardness and Approximation Algorithm

Lin Chen, Lei Xu, Shouhuai Xu +2

Bribery in election (or computational social choice in general) is an important problem that has received a considerable amount of attention. In the classic bribery problem, the br…

cs.DS2018

New Bounds on Augmenting Steps of Block-structured Integer Programs

Lin Chen, Lei Xu, Weidong Shi +1

We consider 4-block -fold integer programs, whose constraint matrix consists of copies of small matrices , , and , and one copy of , in a specific block structur…