Results 21 to 30 of about 3,661,069 (207)

Distributed Network-Constrained P2P Community-Based Market for Distribution Networks

open access: yesEnergies, 2023
Energy communities have been designed to empower consumers while maximizing the self-consumption of local renewable energy sources (RESs). Their presence in distribution systems can result in strong modifications in the operation and management of such ...
Carlos Oliveira   +4 more
doaj   +1 more source

Distributed top-k aggregation queries at large [PDF]

open access: yes, 2009
Top-k query processing is a fundamental building block for efficient ranking in a large number of applications. Efficiency is a central issue, especially for distributed settings, when the data is spread across different nodes in a network.
Neumann, T.   +17 more
core   +1 more source

Decentralized Optimization in the Scheduling of Three Virtual Power Plants with Non-Convex Constraints [PDF]

open access: yesAUT Journal of Modeling and Simulation
Virtual power plant planning (VPP) has received much attention in recent years. VPP refers to the integration of multiple power units, considered as a single power plant.
Amir Gholami   +3 more
doaj   +1 more source

Distributed aggregative optimization with quantized communication [PDF]

open access: yes, 2022
summary:In this paper, we focus on an aggregative optimization problem under the communication bottleneck. The aggregative optimization is to minimize the sum of local cost functions.
Chen, Ziqin, Liang, Shu
core   +1 more source

Optimal Distributed Covering Algorithms [PDF]

open access: yesProceedings of the 2019 ACM Symposium on Principles of Distributed Computing, 2019
AbstractWe present a time-optimal deterministic distributed algorithm for approximating a minimum weight vertex cover in hypergraphs of rank f. This problem is equivalent to the Minimum Weight Set Cover problem in which the frequency of every element is bounded by f. The approximation factor of our algorithm is $$(f+\varepsilon )$$
Ran Ben-Basat   +3 more
openaire   +9 more sources

Distributed Fixed-Time Energy Management for Port Microgrid Considering Transmissive Efficiency

open access: yesMathematics, 2023
To enhance the efficiency of a port microgrid, this paper proposes an energy management method and a topology construction mechanism considering the convergence rate and information transmission distances, respectively.
Zixiao Ban   +5 more
doaj   +1 more source

Distributed delayed stochastic optimization [PDF]

open access: yes2012 IEEE 51st IEEE Conference on Decision and Control (CDC), 2012
We analyze the convergence of gradient-based optimization algorithms that base their updates on delayed stochastic gradient information. The main application of our results is to the development of gradient-based distributed optimization algorithms where a master node performs parameter updates while worker nodes compute stochastic gradients based on ...
Alekh Agarwal, John C. Duchi
openaire   +3 more sources

Decentralized Management of Commercial HVAC Systems

open access: yesEnergies, 2021
With the growth of commercial building sizes, it is more beneficial to make them “smart” by controlling the schedule of the heating, ventilation, and air conditioning (HVAC) system adaptively.
Samy Faddel, Guanyu Tian, Qun Zhou
doaj   +1 more source

Detecting Inconsistencies in Distributed Data [PDF]

open access: yes, 2010
One of the central problems for data quality is inconsistency detection. Given a database D and a set Sigma of dependencies as data quality rules, we want to identify tuples in D that violate some rules in Sigma.
Ma, Shuai   +7 more
core   +1 more source

Distributed Optimal Dispatching of Multi-Entity Distribution Network With Demand Response and Edge Computing

open access: yesIEEE Access, 2020
With large-scale penetrations of distributed generation (DG) and flexible loads, there will be multiple entities in traditional distribution network, such as distribution network operator (DNO), DG owner, and prosumers.
Jingting Wang, Yuehui Peng
doaj   +1 more source

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