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OR Spectrum

Quantitative Approaches in Management

OR Spectrum OnlineFirst articles

02.01.2019 | Regular Article

Motion and layout planning in a grid-based early baggage storage system

Heuristic algorithms and a simulation study

Grid-based storage systems consist of many adjacent square cells arranged in a rectangular grid. Cells are either empty or occupied by a storage item. Items are stored on conveyors and are movable simultaneously and independently into the four …

17.12.2018 | Regular Article

Route feasibility testing and forward time slack for the Synchronized Pickup and Delivery Problem

The Synchronized Pickup and Delivery Problem (SPDP) consists of finding a set of minimum-cost routes servicing user-specified transportation requests from pickup to delivery locations subject to pairing and precedence, capacity, time-window, and …

11.12.2018 | Regular Article

Bi-criteria path problem with minimum length and maximum survival probability

We study a bi-criteria path problem on a directed multigraph with cycles, where each arc is associated with two parameters. The first is the survival probability of moving along the arc, and the second is the length of the arc. We evaluate the …

05.12.2018 | Regular Article

Production Control with Price, Cost, and Demand Uncertainty

An optimal production flow control problem of a make-to-stock manufacturing firm with price, cost, and demand uncertainty is studied. The objective of the flow rate control problem is maximizing the average profit that is the difference between …

04.12.2018 | Regular Article

Time-constrained maximal covering routing problem

We introduce the time-constrained maximal covering routing problem (TCMCRP), as a generalization of the covering salesman problem. In this problem, we are given a central depot, a set of facilities and several customers which are located within a …

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Jointly sponsored by
Gesellschaft fuer Operations Research - The German OR Society
Nederlands Genootschap voor Besliskunde - The Dutch OR Society

OR Spectrum publishes applied and theoretical papers which contribute to Operations Research as a scientific instrument for the development and application of quantitative approaches for problem-solving and decision-making in management. It addresses all persons from university, industry, business and administration interested in innovative applications of quantitative methods as well as in advances in theory and techniques with relevance to practice.
The journal provides an international forum for academics and practitioners from areas such as quantitative management science, mathematical operations research, and related fields of engineering and information systems. It publishes high-quality, original papers belonging to the following types of contributions: Surveys, theoretical papers, application-oriented papers, and case studies. Papers must be written in English. All contributions are reviewed by at least two referees.

Officially cited as: OR Spectrum

2-year Impact Factor 2015: 1,395
5-year Impact Factor 2015: 2,191

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