Results 11 to 20 of about 2,639,560 (316)

A robust basic cyclic scheduling problem

open access: yesEURO Journal on Computational Optimization, 2018
This paper addresses the Basic Cyclic Scheduling Problem where the processing times are affected by uncertainties. We formulate the problem as a two-stage robust optimization problem with a budgeted uncertainty set.
Idir Hamaz   +2 more
doaj   +1 more source

An efficient algorithm for the projection of a point on the intersection of two hyperplanes and a box in Rn

open access: yesEURO Journal on Computational Optimization, 2019
In this work, Rn we present an efficient strongly polynomial algorithm for the projection of a point on the intersection of two hyperplanes and a box in Rn.
CláudioP. Santiago   +4 more
doaj   +1 more source

Study of heterosis, combining ability and gene action in brinjal (Solanum melongena L.) landraces of Odisha

open access: yesElectronic Journal of Plant Breeding, 2023
Twenty one F1 crosses resulting from half diallel mating of seven diverse local landraces of brinjal were studied to know the magnitude of heterosis.
Subha Laxmi Mishra1*, Pradyumna Tripathy1, Gouri Shankar Sahu1, Devraj Lenka2, Mihira Kumara Mishra3, Swapan Kumar Tripathy4, Gargi Gautami Padhiary1, Anita Mohanty5 and Swarnalata Das5
doaj   +1 more source

Speeding up column generation for robust wireless network planning

open access: yesEURO Journal on Computational Optimization, 2013
The wireless network planning problem consists of base station placement and traffic node assignment to base stations. To incorporate traffic demand uncertainties, we follow the Γ-robustness approach by Bertsimas and Sim.
Grit Claßen   +2 more
doaj   +1 more source

Neoadjuvant chemotherapy followed by chemoradiation and surgery with and without cetuximab in patients with resectable esophageal cancer: a randomized, open-label, phase III trial (SAKK 75/08)

open access: yesAnnals of Oncology, 2018
Background This open-label, phase III trial compared chemoradiation followed by surgery with or without neoadjuvant and adjuvant cetuximab in patients with resectable esophageal carcinoma. Patients and methods Patients were randomly assigned (1 : 1) to
T. Ruhstaller   +19 more
semanticscholar   +1 more source

A MIP framework for non-convex uniform price day-ahead electricity auctions

open access: yesEURO Journal on Computational Optimization, 2017
It is well known that a market equilibrium with uniform prices often does not exist in non-convex day-ahead electricity auctions. We consider the case of the non-convex, uniform-price Pan-European day-ahead electricity market “PCR” (Price Coupling of ...
Mehdi Madani, Mathieu Van Vyve
doaj   +1 more source

A phenome-wide association study of a lipoprotein-associated phospholipase A2 loss-of-function variant in 90 000 Chinese adults

open access: yesInternational Journal of Epidemiology, 2016
Background: Lipoprotein-associated phospholipase A2 (Lp-PLA2) has been implicated in development of atherosclerosis; however, recent randomized trials of Lp-PLA2 inhibition reported no beneficial effects on vascular diseases.
I. Millwood   +19 more
semanticscholar   +1 more source

New exact solution approaches for the split delivery vehicle routing problem

open access: yesEURO Journal on Computational Optimization, 2018
In this study, we propose exact solution methods for the split delivery vehicle routing problem (SDVRP). We first give a new vehicle-indexed flow formulation for the problem and then a relaxation obtained by aggregating the vehicle-indexed variables over
Gizem Ozbaygin, Oya Karasan, Hande Yaman
doaj   +1 more source

Column generation algorithms for bi-objective combinatorial optimization problems with a min–max objective

open access: yesEURO Journal on Computational Optimization, 2018
Many practical combinatorial optimization problems can be described by integer linear programs having an exponential number of variables, and they are efficiently solved by column generation algorithms.
Christian Artigues   +2 more
doaj   +1 more source

Reconstructing merger timelines using star cluster age distributions: the case of MCG+08-11-002 [PDF]

open access: yes, 2016
We present near infrared imaging and integral field spectroscopy of the centre of the dusty luminous infrared galaxy merger MCG+08-11-002, taken using the Near InfraRed Camera 2 (NIRC2) and the OH-Suppressing InfraRed Imaging Spectrograph (OSIRIS) on ...
R. Davies   +4 more
semanticscholar   +1 more source

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