Gerhard Wäscher

According to our database, Gerhard Wäscher authored at least 23 papers between 1985 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2021

Multi-compartment vehicle routing problems: State-of-the-art, modeling framework and future directions.

Manuel Ostermeier, Tino Henke, Alexander H. Hübner, Gerhard Wäscher

Eur. J. Oper. Res., 2021

2020

A MIP model and a biased random-key genetic algorithm based approach for a two-dimensional cutting problem with defects.

José Fernando Gonçalves, Gerhard Wäscher

Eur. J. Oper. Res., 2020

2019

A branch-and-cut algorithm for the multi-compartment vehicle routing problem with flexible compartment sizes.

Tino Henke, M. Grazia Speranza, Gerhard Wäscher

Ann. Oper. Res., 2019

2018

Integrated order picking and vehicle routing with due dates.

Daniel Schubert, André Scholz, Gerhard Wäscher

OR Spectr., 2018

A hybrid algorithm for the vehicle routing problem with backhauls, time windows and three-dimensional loading constraints.

Henriette Koch, Andreas Bortfeldt, Gerhard Wäscher

OR Spectr., 2018

2017

Order picking with multiple pickers and due dates - Simultaneous solution of Order Batching, Batch Assignment and Sequencing, and Picker Routing Problems.

André Scholz, Daniel Schubert, Gerhard Wäscher

Eur. J. Oper. Res., 2017

Order Batching and Picker Routing in manual order picking systems: the benefits of integrated routing.

André Scholz, Gerhard Wäscher

Central Eur. J. Oper. Res., 2017

2016

The pallet loading problem: a review of solution methods and computational experiments.

Elsa Silva, José Fernando Oliveira, Gerhard Wäscher

Int. Trans. Oper. Res., 2016

SLOPPGEN: a problem generator for the two-dimensional rectangular single large object placement problem with defects.

Vera Neidlein, André Scholz, Gerhard Wäscher

Int. Trans. Oper. Res., 2016

A new mathematical programming formulation for the Single-Picker Routing Problem.

André Scholz, Sebastian Henn, Meike Stuhlmann, Gerhard Wäscher

Eur. J. Oper. Res., 2016

2015

The multi-compartment vehicle routing problem with flexible compartment sizes.

Tino Henke, M. Grazia Speranza, Gerhard Wäscher

Eur. J. Oper. Res., 2015

2014

A heuristic, dynamic programming-based approach for a two-dimensional cutting problem with defects.

Mohsen Afsharian, Ali M. Niknejad, Gerhard Wäscher

OR Spectr., 2014

2DCPackGen: A problem generator for two-dimensional rectangular cutting and packing problems.

Elsa Silva, José Fernando Oliveira, Gerhard Wäscher

Eur. J. Oper. Res., 2014

2013

A U-shaped layout for manual order-picking systems.

Sebastian Henn, Sören Koch, Harald Gerking, Gerhard Wäscher

Logist. Res., 2013

Constraints in container loading - A state-of-the-art review.

Andreas Bortfeldt, Gerhard Wäscher

Eur. J. Oper. Res., 2013

2012

Tabu search heuristics for the order batching problem in manual order picking systems.

Sebastian Henn, Gerhard Wäscher

Eur. J. Oper. Res., 2012

2009

Integer linear programming for a cutting problem in the wood-processing industry: a case study.

Sören Koch, Sebastian König, Gerhard Wäscher

Int. Trans. Oper. Res., 2009

2007

An improved typology of cutting and packing problems.

Gerhard Wäscher, Heike Haußner, Holger Schumann

Eur. J. Oper. Res., 2007

Cutting and Packing.

José Fernando Oliveira, Gerhard Wäscher

Eur. J. Oper. Res., 2007

2006

New Opportunities for Operations Research - Feature Issue of the Joint EURO/INFORMS Conference, Istanbul, July 2003.

Gerhard Wäscher

Eur. J. Oper. Res., 2006

2002

Cutting and packing.

Pearl Y. Wang, Gerhard Wäscher

Eur. J. Oper. Res., 2002

1998

Simulated annealing for order spread minimization in sequencing cutting patterns.

Hildegard Foerster, Gerhard Wäscher

Eur. J. Oper. Res., 1998

1985

Entwicklung eines flexiblen Verfahrens für Zuschneideprobleme in einem Kaltwalzwerk.

Gerhard Wäscher, P. Carow, H. Müller

Z. Oper. Research, 1985