E-commerce retailers face the challenge to assemble large numbers of time-critical picking
orders each consisting of just a few order lines with low order quantities. Traditional picker-to …

Warehouses deliver labor-intensive services to customers. Underperformance may result in
high costs and unsatisfied customer demand. New market developments force warehouses …

Order Batching is a family of optimization problems related to the process of picking items in
a warehouse as part of supply chain management. Problems classified into this category are …

In this work we investigate the problem of order batching and picker routing in storage areas.
These are labour and capital intensive problems, often responsible for a substantial share of …

In this paper, order assignment, order batching and picker routing problems with multiple
pickers in a wave picking warehouse of a major US third party logistics company is studied …

Batching customer orders in a warehouse can result in considerable savings in order
pickers' travel distances. Many picker-to-parts warehouses have precedence constraints in …

Companies have been trying continuously to reduce their logistics costs in the current
competitive markets. Warehouses which are important components of the logistics systems …

One of the challenging problems in order picking is how to deal with the congestion
happens in warehouse with multiple pickers. In this paper, we consider an ant colony …

This paper develops strategies to control picker blocking that challenge the traditional
assumptions regarding the tradeoffs between wide-and narrow-aisle order picking systems …

Order picking (OP) is a time and cost consuming operation in many warehouses. The
optimization of order picking planning is crucial to speed up customers' delivery process and …