Lanlan Pan

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As the largest country code Top Level Domain (ccTLD) name service, .CN receives billions of queries every day. Under the threat of Distributed Denial-of-Service (DDoS) attacks, effective mechanism for client classification is especially important for such busy ccTLD service. In this paper, by analyzing the query log of .CN name service, we propose a novel(More)
Order picking has been considered as one of the most critical operations in warehouse. In this study, we propose an analytical approximation model based on probability and queueing network theory to analyze order batching and picking area zoning on the mean order throughput time in a synchronized zone picker-to-part order picking system. The resulting model(More)
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