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Related publications (54)

The Vehicle Routing Problem with Discrete Split Delivery and Time Windows

The Discrete Split Delivery Vehicle Routing Problem with Time Windows (DSDVRPTW) consists of designing the optimal set of routes to serve, at least cost, a given set of customers while respecting constraints on vehicles capacity and customer time windows. ...

2009

The Vehicle Routing Problem with Discrete Split Delivery and Time Windows

Matteo Salani, Ilaria Vacca

2009

Water Supply: The cost structure of water utilities in Switzerland

Andrea Baranzini, Anne-Kathrin Faust

This paper estimates a translog cost function for Swiss water utilities. From the cost function, we are able to estimate measures of marginal costs as well as economies of production density, customer density and scale, which are important determinants in ...

HEG2009

Performance and Sensitivity Analysis of Supply Chain Alternative Configurations - a case study

Rémy Glardon, Min-Jung Yoo, Xiaolin Wang

This paper presents an approach to simulating alternative Supply Chain configurations and analysing their respective sensitivities to external factors. First of all, the approach used for modelling the Supply Chain environment, characterized by uncertain f ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2009

Diversification into logistics

Patrick Mollet

Postal incumbents in Europe have encountered during the last decade fundamental changes in their industry environment, which now threaten their very business model: governments decided to liberalise first the parcel market, then gradually the letter market ...

EPFL2008

Early Requirements and Business-IT Alignment with SEAM for Business

Gil Regev, Alain Wegmann, Irina Rychkova

The early requirements of an IT system should be aligned with the organization’s business imperatives. To understand these imperatives it is necessary to understand the organization’s position within its environment. SEAM for Business is a method designed ...

IEEE2007

Satisfying Customer Preferences via Mass Customization and Mass Production

Ralf Seifert

Two operational formats namely mass customization and mass production can be implemented to satisfy customer preference-based demand. The mass customization system consists of two stages: the initial build-to-stock phase and the final customize-to-order ph ...

2006

Joint Speech and Speaker Recognition

The goal of the present thesis was to investigate and optimize different approaches towards User-Customized Password Speaker Verification (UCP-SV) systems. In such systems, users can choose their own passwords, which will be subsequently used for verificat ...

IDIAP2005

Joint Speech and Speaker Recognition

École Polytechnique Fédérale de Lausanne, Computer Science Department2005

Controlled Use of Excess Backbone Bandwidth for Providing New Services in IP-Over-WDM Networks

Patrick Thiran

We study an approach to quality-of-service (QoS) that offers end-users the choice between two service classes defined according to their level of transmission protection. The fully protected (FP) class offers end-users a guarantee of survivability in the c ...

2004

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