Results 21 to 30 of about 5,251 (260)

A Geometric Routing Protocol in Disruption Tolerant Network [PDF]

open access: yes2009 29th IEEE International Conference on Distributed Computing Systems Workshops, 2009
We describe a novel Geometric Localized Routing (GLR) protocol in Disruption (Delay) Tolerant Network (DTN). Although DTNs do not guarantee the connectivity of the network all the time, geometric location information still could be used to make routing decisions in a store and forward way.
Jingzhe Du   +2 more
openaire   +2 more sources

Proposal of a feature recognition method to reflect design information

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Manufacturing industries have tended towards high-mix low-volume production in recent years. As a result, there is always strong impetus to shorten the manufacturing lead time of mechanical products.
Yuki INOUE, Keiichi NAKAMOTO
doaj   +1 more source

Development of Process Model for Optimal Selection of Process Parameters for Geometric Tolerances and Surface Roughness in Stereolithography [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2017
The accuracy of stereolithography (SL) product is vital for meeting the intended functional applications. The parameters like layer thickness, hatch spacing, hatch overcure contribute significantly to the accuracy of the SL parts.
Chockalingam Kunjan   +4 more
doaj  

Redrawing a graph within a geometric tolerance [PDF]

open access: yes, 1995
In this paper we investigate some applications of the concept of tolerance to graph drawing. Given a geometric structure, the tolerance is a measure of how much the set of points can be arbitrarily changed while preserving the structure. Then, if we have a layout of a graph and we want to redraw the graph while preserving the mental map (captured by ...
Manuel Abellanas   +2 more
openaire   +1 more source

Deploying Geometric Dimensioning and Tolerancing in Construction

open access: yesBuildings, 2020
No standardised approach appears to exist in the architecture, engineering, and construction (AEC) industry for the communication of tolerance information on drawings.
Saeed Talebi   +4 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Lipopolysaccharide uptake is augmented in lipopolysaccharide‐tolerant mouse macrophage‐like cells via increased CD14 expression

open access: yesFEBS Open Bio, EarlyView.
In normal (nontolerant) cells, CD14 is crucial for both LPS uptake and LPS signaling. In LPS‐tolerant cells, in which LPS‐induced TNF‐α and IFN‐β production is suppressed, there is a dramatic increase in surface CD14 expression. The overexpressed CD14 in LPS‐tolerant cells is responsible for the enhanced LPS uptake without inducing pro‐inflammatory ...
Saeka Nishihara   +3 more
wiley   +1 more source

Modeling of random geometric errors in superconducting magnets with applications to the CERN Large Hadron Collider

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2000
Estimates of random field-shape errors induced by cable mispositioning in superconducting magnets are presented and specific applications to the Large Hadron Collider (LHC) main dipoles and quadrupoles are extensively discussed.
P. Ferracin   +3 more
doaj   +1 more source

Optimization of 3D Tolerance Design Based on Cost–Quality–Sensitivity Analysis to the Deviation Domain

open access: yesAutomation, 2023
Under the new geometric product specification (GPS), a two-dimensional chain cannot completely guarantee quality of the product. To optimize the allocation of three-dimensional tolerances in the conceptual design stage, the geometric variations of the ...
Kaili Yang   +4 more
doaj   +1 more source

Fault-Tolerant Additive Weighted Geometric Spanners [PDF]

open access: yes, 2019
Let S be a set of n points and let w be a function that assigns non-negative weights to points in S. The additive weighted distance d_w(p, q) between two points p,q belonging to S is defined as w(p) + d(p, q) + w(q) if p \ne q and it is zero if p = q. Here, d(p, q) denotes the (geodesic) Euclidean distance between p and q. A graph G(S, E) is called a t-
Sukanya Bhattacharjee, R. Inkulu
openaire   +2 more sources

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