Results 21 to 30 of about 2,624,763 (275)

Non-parametric free-form optimization of shell structures for reducing the sound pressure in a closed space

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper describes a parameter-free free-form optimization method for shell structures to reduce the noise in a closed acoustic field. Squared sound pressure, which is evaluated by solving fully coupled shell-acoustic interaction system, is selected as
Masatoshi SHIMODA, Kensuke SHIMOIDE
doaj   +1 more source

Free-form optimization of shell structures for maximizing elastic buckling load

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper presents a free-form optimization method for maximizing the elastic buckling load of a shell structure. A shell structure is assumed to be movable in the normal or the tangent direction to the surface for the shape optimization.
Masatoshi SHIMODA, Tomoki OKADA
doaj   +1 more source

Pluralistic Free-Form Image Completion

open access: yesInternational Journal of Computer Vision, 2021
Image completion involves filling plausible contents to missing regions in images. Current image completion methods produce only one result for a given masked image, although there may be many reasonable possibilities. In this paper, we present an approach for pluralistic image completion—the task of generating multiple and diverse plausible solutions ...
Chuanxia Zheng   +2 more
openaire   +2 more sources

Autonomous Tissue Scanning under Free-Form Motion for Intraoperative Tissue Characterisation

open access: yes, 2020
In Minimally Invasive Surgery (MIS), tissue scanning with imaging probes is required for subsurface visualisation to characterise the state of the tissue. However, scanning of large tissue surfaces in the presence of deformation is a challenging task for
Cartucho, Joao   +2 more
core   +1 more source

Simultaneous shape and topology optimization method based on the H1 gradient method for creating light weight plate and shell structures

open access: yesNihon Kikai Gakkai ronbunshu, 2018
In this paper, we present a simultaneous optimization method of shape and topology for designing a light-weight plate and shell structure. The free-form optimization method for shells and SIMP method are respectively employed for shape and topology ...
Hirotaka NAKAYAMA, Masatoshi SHIMODA
doaj   +1 more source

Evaluation of metrology technologies for free form surfaces [PDF]

open access: yesInternational Journal of Metrology and Quality Engineering, 2012
This research work describes a novel approach for comparing different technologies for free form surface metrology: computerized tomography (CT), photogrammetry and coordinate measuring machines (CMM).
Arámbula K.   +4 more
doaj   +1 more source

Free Form Fluidics [PDF]

open access: yesMechanical Engineering, 2013
This article introduces the concept of blending fluid power with mechanical structure through addictive manufacturing. Today, fluid-powered devices are manufactured using conventional fabrication practices. The additive process enables integrated structure, actuation, fluid passages, thermal management, and control within a single fabrication process ...
Lonnie J. Love   +6 more
openaire   +1 more source

Parameter-free shape identification method for frame structure with desired static deformation

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In this paper, a free form optimization method is proposed for achieving a desired static deformation of a frame structure. Deformation control is one of the important problems in stiffness design of frame structures, and it also enables to give a ...
Masatoshi SHIMODA, Koki KAMEYAMA
doaj   +1 more source

Free-Form Design of Rotor Blades [PDF]

open access: yes, 2014
This work investigates an integrated free-form approach for the design of rotor blades, where airfoil shapes are treated as unknowns. This leads to the simultaneous optimization of the chord, twist and structural design variables, together with the ...
BOTTASSO, CARLO LUIGI   +3 more
core   +1 more source

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