Results 61 to 70 of about 179,741 (181)

Special cases of online parallel job scheduling [PDF]

open access: yes, 2007
In this paper we consider the online scheduling of jobs, which require processing on a number of machines simultaneously. These jobs are presented to a decision maker one by one, where the next job becomes known as soon as the current job is scheduled ...
Hurink, Johann L., Paulus, Jacob Jan
core   +3 more sources

A More Reliable Greedy Heuristic for Maximum Matchings in Sparse Random Graphs [PDF]

open access: yes, 2012
We propose a new greedy algorithm for the maximum cardinality matching problem. We give experimental evidence that this algorithm is likely to find a maximum matching in random graphs with constant expected degree c>0, independent of the value of c. This
Dietzfelbinger, Martin   +2 more
core  

Comparison of Dynamic Programming Algorithm and Greedy Algorithm on Integer Knapsack Problem in Freight Transportation

open access: yesScientific Journal of Informatics, 2018
At this time the delivery of goods to be familiar because the use of delivery of goods services greatly facilitate customers. PT Post Indonesia is one of the delivery of goods.
Global Ilham Sampurno   +2 more
doaj   +1 more source

Vector greedy algorithms

open access: yesJournal of Complexity, 2003
A dictionary is a subset \(\mathcal D\) of a Hilbert space \((H,\langle\cdot,\cdot\rangle)\) such that \(\|g\|=1\) for all \(g\in \mathcal D\) and cl-span\((\mathcal D)=H.\) The objective of greedy algorithms is to construct a sequence \(\{g_k\}\) in \(\mathcal D\) and a sequence of approximants \(G_k\in\mathcal D_k=\) span\(\{g_1,\dots,g_k\}\) such ...
Lutoborski, Adam, Temlyakov, Vladimir N.
openaire   +2 more sources

Fast and flexible spatial sampling methods based on the Quadtree algorithm for ocean monitoring

open access: yesFrontiers in Marine Science
Although existing in situ oceanographic data are sparse, such data still play an important role in submarine monitoring and forecasting. Considering budget limitations, an efficient spatial sampling scheme is critical to obtain data with much information
Yanzhi Zhou   +9 more
doaj   +1 more source

Chebushev Greedy Algorithm in convex optimization [PDF]

open access: yes, 2013
Chebyshev Greedy Algorithm is a generalization of the well known Orthogonal Matching Pursuit defined in a Hilbert space to the case of Banach spaces.
Temlyakov, Vladimir
core  

Efficient Hardware/Software Partitioning Based on a Hybrid Algorithm

open access: yesIEEE Access, 2018
Complex embedded systems with multi-processing units are important platforms for running complex tasks. In the development of complex embedded systems, hardware/software partitioning plays an important role.
Tao Zhang, Xin Zhao, Xuan Li
doaj   +1 more source

Room usage optimization in timetabling: A case study at Universidade de Lisboa

open access: yesOperations Research Perspectives, 2019
This paper discusses the problem of room usage optimization for university timetables: given a timetable, we want to optimize the room occupation by determining the events allocated to each room, while ensuring that the rooms have enough capacity to ...
Alexandre Lemos   +3 more
doaj   +1 more source

Optimization of Orthogonal Waveform Using Memetic Algorithm with Iterative Greedy Code Search

open access: yesRemote Sensing
The orthogonality of transmitted waveforms is an important factor affecting the performance of MIMO radar systems. The orthogonal coded signal is a commonly adopted waveform in MIMO radar, and its orthogonality depends on the used orthogonal discrete ...
Wanbin Wang, Lu Qian, Yun Zhou
doaj   +1 more source

On the Convergence of Weak Greedy Algorithm for a Class of Non-Smooth Optimization Problemsin Banach Spaces

open access: yesAlgorithms
The paper discusses a greedy algorithm that can be used to solve non-smooth optimization problems in which its objective function can be represented as a minimum of a compactly parameterized family of uniformly smooth functions.
Sergei Sidorov
doaj   +1 more source

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