Results 11 to 20 of about 773,474 (304)

A branch-and-price approach for solving the train unit scheduling problem [PDF]

open access: yesTransportation Research Part B: Methodological, 2016
We propose a branch-and-price approach for solving the integer multicommodity flow model for the network-level train unit scheduling problem (TUSP). Given a train operator’s fixed timetable and a fleet of train units of different types, the TUSP aims at ...
Adenso-Díaz   +61 more
core   +3 more sources

A Branch-and-Price Algorithm for the Online Scheduling of Valet Drivers

open access: yesAlgorithms, 2023
In the present paper, the online valet driving problem (OVDP) is studied. In this problem, customers request a valet driving service through the platform, then the valets arrive on e-bikes at the designated pickup location and drive the vehicle to the ...
Lei Zhang, Zhi Pei
doaj   +1 more source

A branch-and-price algorithm for the robust single-source capacitated facility location problem under demand uncertainty

open access: yesEURO Journal on Transportation and Logistics, 2022
We consider the robust single-source capacitated facility location problem with uncertainty in customer demands. A cardinality-constrained uncertainty set is assumed for the robust problem.
Jaehyeon Ryu, Sungsoo Park
doaj   +1 more source

The Influence of Marketing Mix on the Decision to Purchase Bakpia at Pia Warung Glenmore Jember Branch in Jember Regency

open access: yesJurnal Manajemen Agribisnis dan Agroindustri, 2023
Pia Warung Glenmore Jember Branch is one of the Bakpia companies that is currently facing business competition. This research was conducted to test and analyze the influence of the marketing mix on the decision to purchase bakpia at Pia Warung Glenmore ...
Oktanita Jaya Anggraeni   +3 more
doaj   +1 more source

Degree of monopoly and market power vs. price flexibility in Polish economy: empirical analysis based on COICOP classification

open access: yesOeconomia Copernicana, 2020
Research background: The issue of price flexibility is crucial in the economy both in the aspect of company theory and its macroeconomic consequences. In a number of publications, the sources of variable price flexibility are linked to the market power ...
Paweł Umiński
doaj   +1 more source

A Novel Energy Efficient Multi-Dimensional Virtual Machines Allocation and Migration at the Cloud Data Center

open access: yesIEEE Access, 2023
Due to the rapid utilization of cloud services, the energy consumption of cloud data centres is increasing dramatically. These cloud services are provided by Virtual Machines (VMs) through the cloud data center. Therefore, energy-aware VMs allocation and
Neeraj Kumar Sharma   +5 more
doaj   +1 more source

Branching in branch-and-price: a generic scheme [PDF]

open access: yesMathematical Programming, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

A branch-and-price algorithm to perform single-machine scheduling for additive manufacturing

open access: yesJournal of Management Science and Engineering, 2023
Additive manufacturing (AM) has attracted significant attention in recent years based on its wide range of applications and growing demand. AM offers the advantages of production flexibility and design freedom.
Lindong Liu, Zhenyu Wu, Yugang Yu
doaj   +1 more source

Optimal placement by branch-and-price [PDF]

open access: yesProceedings of the ASP-DAC 2005. Asia and South Pacific Design Automation Conference, 2005., 2005
Circuit placement has a large impact on all aspects of performance; speed, power consumption, reliability, and cost are all affected by the physical locations of interconnected transistors. The placement problem is NP-complete for even simple metrics.
Pradeep Ramachandaran   +5 more
openaire   +1 more source

Modelling of Production Relations in the Lithuanian Economy

open access: yesLithuanian Journal of Statistics, 2015
This paper presents a method for the analysis of price index changes in each branch of thecountry’s economy given changes in production factors. Cobb–Douglas production functions were evaluated foreach sector separately enabling the forecasting of ...
Daina Filatovaitė   +1 more
doaj   +1 more source

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