contiguity

The Fulfillment Regionalization Problem

  • Nidhima Grover
  • Xiaoyan Si
  • Alejandro Toriello
    • Categories (Mixed) Integer Nonlinear Programming, Supply Chain Management, Transportation Tags , , , ,

    In many retail industries, the retailer can choose the inventory location or fulfillment center (FC) that fulfills an order, yielding opportunities for inventory pooling and product selection expansion. However, fulfillment decisions are complex and must consider cost and speed, among various factors. With the unprecedented growth of the retail industry, companies must look for strategies … Read more

    Political districting to minimize cut edges

  • Austin Buchanan
  • Hamidreza Validi
    • Categories Combinatorial Optimization, Integer Programming, Network Optimization Tags , , , , , , , ,

    When constructing political districting plans, prominent criteria include population balance, contiguity, and compactness. The compactness of a districting plan, which is often judged by the “eyeball test,” has been quantified in many ways, e.g., Length-Width, Polsby-Popper, and Moment-of-Inertia. This paper considers the number of cut edges, which has recently gained traction in the redistricting literature … Read more