Results 31 to 40 of about 359,778 (285)

Resilient store: a heuristic-based data format selector for intermediate results [PDF]

open access: yes, 2016
The final publication is available at link.springer.comLarge-scale data analysis is an important activity in many organizations that typically requires the deployment of data-intensive workflows.
Abelló Gamazo, Alberto   +5 more
core   +1 more source

Study on Aerodynamic Characteristics of Tilting Wing Aircraft Considering Propeller Interference

open access: yesHangkong gongcheng jinzhan, 2019
Tilting wing aircraft not only has the ability of vertical take-off and landing like helicopter, but also be provided with high speed cruise capability as traditional fixed-wing aircraft.Tilting wing aircraft is one of the hot spots of research in both ...
Wei Wei   +3 more
doaj   +1 more source

Detailed design of fishbone warehouse layouts with vertical travel

open access: yesInternational Journal of Production Economics, 2015
Abstract In this paper, we provide a method to generate a three-dimensional detailed design of fishbone layouts. This method takes the desired storage capacity and returns the location ( x , y , z ) of each opening of the warehouse in such a way that the total operational cost – area cost and material handling cost – of the warehouse is ...
Luis F. Cardona   +3 more
openaire   +3 more sources

Optimal design of internal structure of rectangular cabin under internal pressure

open access: yesZhongguo Jianchuan Yanjiu, 2017
[Objectives] In order to efficiently reduce the bending stress of a grillages in a rectangular cabin under internal pressure,mathematical models for the optimization of the vertical positions of platforms and size and layout of pillars are proposed ...
CHEN Yangke   +4 more
doaj   +1 more source

Constrained Graph Layouts: Vertices on the Outer Face and on the Integer Grid

open access: yes, 2021
Das Einschränken von Zeichnungen von Graphen, sodass diese bestimmte Nebenbedingungen erfüllen - etwa solche, die das Platzieren von Knoten oder den Verlauf von Kanten beeinflussen - sind im Graphzeichnen allgegenwärtig. In dieser Arbeit befassen wir uns mit algorithmischen Resultaten zu zwei speziellen Einschränkungen, nämlich dem Platzieren von ...
openaire   +2 more sources

The downstream wake response of marine current energy converters operating in shallow tidal flows

open access: yes, 2011
This paper presents findings from an experimental study investigating the downstream wake response from marine current energy convertors operating in various degrees of vertical flow constraint. The paper investigates deep vertically unconstrained sites,
Bahaj, A.S.   +3 more
core   +1 more source

Beam Cleaning and Collimation Systems [PDF]

open access: yes, 2016
Collimation systems in particle accelerators are designed to dispose of unavoidable losses safely and efficiently during beam operation. Different roles are required for different types of accelerator.
Redaelli, S.
core   +3 more sources

Research of the layout optimization in robotic mobile fulfillment systems

open access: yesInternational Journal of Advanced Robotic Systems, 2020
To improve the order fulfillment throughput and space utilization in the robotic mobile fulfillment system (RMFS), the research developed two design aspects: the layout design and the warehouse structural parameter configuration.
Shasha Wu   +3 more
doaj   +1 more source

HybridMiner: Mining Maximal Frequent Itemsets Using Hybrid Database Representation Approach

open access: yes, 2009
In this paper we present a novel hybrid (arraybased layout and vertical bitmap layout) database representation approach for mining complete Maximal Frequent Itemset (MFI) on sparse and large datasets.
Baig, Abdul Rauf, Bashir, Shariq
core   +1 more source

Precise capture and dynamic relocation of nanoparticulate biomolecules through dielectrophoretic enhancement by vertical nanogap architectures

open access: yesNature Communications, 2020
Label-free trapping of nanoparticles via dielectophoretic forces is traditionally done with electrodes in a horizontal gap layout. Here, the authors present a vertical nanogap architecture, which allows for precise capture and spatiotemporal manipulation
Eui-Sang Yu   +13 more
doaj   +1 more source

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