Results 31 to 40 of about 22,126 (305)

Analysis of Morphing Modes of Hypersonic Morphing Aircraft and Multiobjective Trajectory Optimization

open access: yesIEEE Access, 2019
Aiming at improving the range of wing-body combination aircraft at hypersonic flow conditions and exploring the application of morphing technology in hypersonic aircraft, morphing aircrafts with different morphing modes have been proposed.
Wuyu Peng   +3 more
doaj   +1 more source

The Functions of Phasic Wing-Tip Folding on Flapping-Wing Aerodynamics

open access: yesBiomimetics
Insects produce a variety of highly acrobatic maneuvers in flight owing to their ability to achieve various wing-stroke trajectories. Among them, beetles can quickly change their flight velocities and make agile turns.
Yiming Li   +4 more
doaj   +1 more source

The Control Efficiency Analysis of Asymmetry Transmutation forFolding Wing Morphing Aircraft

open access: yesHangkong gongcheng jinzhan, 2018
Folding wing morphing aircraft can alter their shape largely which causes the aerodynamic parameters change significantly. A control scheme that using asymmetric morphing as a control input is proposed in this paper to investigate the control efficiency ...
Xu Xiaowu, Zhang Wei, Zhan Hao
doaj   +1 more source

Morphing active contours

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 1999
A method for deforming curves in a given image to a desired position in a second image is introduced in this paper. The algorithm is based on deforming the first image toward the second one via a partial Differential equation, while tracking the deformation of the curves of interest in the first image with an additional, coupled, partial Differential ...
Marcelo Bertalmío   +2 more
openaire   +2 more sources

Image Morphing With Perceptual Constraints and STN Alignment

open access: yes, 2020
In image morphing, a sequence of plausible frames are synthesized and composited together to form a smooth transformation between given instances. Intermediates must remain faithful to the input, stand on their own as members of the set and maintain a ...
Shechtman, E.   +5 more
core   +1 more source

Temporal Looping and Pleating in Spring Breakers (Harmony Korine, 2012)

open access: yesInterfaces, 2022
This article is about the cinematic presentation of time, arguing that contemporary cinema increasingly draws on musical structures to organize images. Drawing on a Deleuzian conception of time in cinema, I propose and develop the idea of a morph-image ...
Steen Ledet Christiansen
doaj   +1 more source

A compliant metastructure design with reconfigurability up to six degrees of freedom

open access: yesNature Communications
Compliant mechanisms with reconfigurable degrees of freedom are gaining attention in the development of kinesthetic haptic devices, robotic systems, and mechanical metamaterials.
Humphrey Yang   +8 more
doaj   +1 more source

Graph Matching for Underwater Simultaneous Localization and Mapping Using Multibeam Sonar Imaging

open access: yesJournal of Marine Science and Engineering
This paper addresses the challenges of underwater Simultaneous Localization and Mapping (SLAM) using multibeam sonar imaging. The widely used Iterative Closest Point (ICP) often falls into local optima due to non-convexity and the lack of features for ...
Lingfei Zhuang   +3 more
doaj   +1 more source

Kinematic Simulation and Structure Analysis of a Morphing Flap [PDF]

open access: yes, 2013
This thesis presents a study on the design and analysis of a morphing flap structure integrated with actuation mechanism for potential application to large aircraft.
Guo, Shixian
core  

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

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