Results 21 to 30 of about 715,075 (267)

Risk Reduction Optimization of Process Systems under Cost Constraint Applying Instrumented Safety Measures

open access: yesComputers, 2020
This article is devoted to an approach to develop a safety system process according to functional safety standards. With the development of technologies and increasing the specific energy stored in the equipment, the issue of safety during operation ...
Aleksandr Moshnikov, Vladimir Bogatyrev
doaj   +1 more source

A combinatorial algorithm and its application in computing all minimum toll sets of graphs

open access: yesOpen Computer Science, 2023
This article formalizes an algorithm that computes the minimum toll sets in an undirected graph. A core process in our algorithm is to check vertex subsets in order of size.
Nofal Samer
doaj   +1 more source

Playing with Duality: An Overview of Recent Primal-Dual Approaches for Solving Large-Scale Optimization Problems [PDF]

open access: yes, 2014
Optimization methods are at the core of many problems in signal/image processing, computer vision, and machine learning. For a long time, it has been recognized that looking at the dual of an optimization problem may drastically simplify its solution ...
Komodakis, Nikos   +1 more
core   +3 more sources

Discrete Variational Optimal Control [PDF]

open access: yesJournal of Nonlinear Science, 2012
30 pages, 6 ...
Fernando Jiménez   +2 more
openaire   +2 more sources

A fast hybrid refining optimization with sensitivity-based partitioning approach for truss structures [PDF]

open access: yesمجله مدل سازی در مهندسی, 2019
So far, several methods have been utilized for truss optimization where metaheuristic thechniqes have been used as one of the most common methods for such purpose.
Saeed Farahi Shahri   +2 more
doaj   +1 more source

Discretizing Continuous Action Space for On-Policy Optimization

open access: yes, 2020
In this work, we show that discretizing action space for continuous control is a simple yet powerful technique for on-policy optimization. The explosion in the number of discrete actions can be efficiently addressed by a policy with factorized ...
Agrawal, Shipra, Tang, Yunhao
core   +1 more source

A Discrete Geometric Optimal Control Framework for Systems with Symmetries [PDF]

open access: yes, 2007
This paper studies the optimal motion control of mechanical systems through a discrete geometric approach. At the core of our formulation is a discrete Lagrange-d’Alembert- Pontryagin variational principle, from which are derived discrete equations ...
Kobilarov, Marin   +3 more
core   +2 more sources

MESH: A Flexible Manifold-Embedded Semantic Hashing for Cross-Modal Retrieval

open access: yesIEEE Access, 2020
Hashing based methods for cross-modal retrieval has been widely explored in recent years. However, most of them mainly focus on the preservation of neighborhood relationship and label consistency, while ignore the proximity of neighbors and proximity of ...
Fangming Zhong   +3 more
doaj   +1 more source

Parallel representation of local elimination algorithm for accelerating the solving sparse discrete optimization problems [PDF]

open access: yesКомпьютерные исследования и моделирование, 2015
The decomposition algorithms provide approaches to deal with NP-hardness in solving discrete optimization problems (DOPs). In this article one of the promising ways to exploit sparse matrices - local elimination algorithm in parallel interpretation (LEAP)
D. V. Lemtyuzhnikova
doaj   +1 more source

A Method for Degenerate Primer Design Based on Artificial Bee Colony Algorithm

open access: yesApplied Sciences, 2022
Aiming to address the complex degenerate primer design problem in the biological field, in this paper, we design a degenerate primer optimization model considering primer coverage and degeneracy that allows a small number of base mismatches, and propose ...
Ruhui Liu   +4 more
doaj   +1 more source

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