Results 141 to 150 of about 156,977 (313)

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Probabilistic rough set over two universes and rough entropy

open access: yes, 2012
In this paper, we discuss the properties of the probabilistic rough set over two universes in detail. We present the parameter dependence or the continuous of the lower and upper approximations on parameters for probabilistic rough set over two universes.
Sun, Bingzhen, Ma, Weimin
core   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Rough Set on Concept Lattice

open access: yes, 2012
A new type formulation of rough set theory can be developed on a binary relation by association on the elements of a universe of finite set of objects with the elements of another universe of finite set of properties..
Mohanty, Debadutta
core  

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

ROUGH LATTICE OVER BOOLEAN ALGEBRA

open access: yesJournal of New Theory, 2015
− Rough Set Theory (RST) is a mathematical formalism for representing uncertainty thatcan be considered as an extension of the classical set theory. It has been used in many differentresearch areas, including those related to inductive machine learning ...
Dipankar Rana, Sankar Kumar Roy
doaj  

On the neutrosophic soft set with rough set theory. [PDF]

open access: yesSoft comput, 2021
Das M, Mohanty D, Parida KC.
europepmc   +1 more source

Machine learning technique for enhancing classification performance in data summarization using rough set and genetic algorithm

open access: yes, 2019
The number of data will grow rapidly and showed a significant increase every day. This data comes from different resources and services that produce a big volume of data that need to manage and reuse or some analytical aspects of the data.
Wibowo, M., Noviyanto, F.
core  

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