نتایج جستجو برای: morphing technology

تعداد نتایج: 470239  

Journal: :J. Braz. Comp. Soc. 1997
Marcelo Kallmann Antonio A. F. Oliveira

Many approaches have been proposed to generate the shape interpolation or morphing of two polyhedral objects given in a facet based representation. Most of them focus only the correspondence problem, leaving the interpolation process to just an interpolation of corresponding vertices. In this article we present a new approach which uses fields of directions defined on triangulations(FDTs) to tr...

Journal: :CoRR 2016
Tao Wei Changhu Wang Chang Wen Chen

In this work we study the problem of network morphism, an effective learning scheme to morph a well-trained neural network to a new one with the network function completely preserved. Different from existing work where basic morphing types on the layer level were addressed, we target at the central problem of network morphism at a higher level, i.e., how a convolutional layer can be morphed int...

Journal: :Stereotactic and functional neurosurgery 2009
Hiroyuki Oya Hiroto Kawasaki Nader S Dahdaleh John A Wemmie Matthew A Howard

BACKGROUND The efficacy of stereotactic neurosurgery procedures is critically dependent on the accuracy of the device placement procedure. The first step in this process involves correctly identifying the target location in three-dimensional brain space. In some clinical applications, this targeting process cannot be accomplished using MRI images of gross anatomical structures alone. The amygda...

Journal: :Journal of vision 2012
Quoc C Vuong Alinda Friedman Jenny C A Read

Shape and motion are two dominant cues for object recognition, but it can be difficult to investigate their relative quantitative contribution to the recognition process. In the present study, we combined shape and non-rigid motion morphing to investigate the relative contributions of both types of cues to the discrimination of dynamic objects. In Experiment 1, we validated a novel parameter-ba...

2010
Adam M. Wickenheiser

This paper focuses on a novel morphing aircraft capability called perching: the ability of an aircraft to make a planted landing using primarily aerodynamic forces in lieu of high thrust. Specifically, the modeling of the perching aircraft’s aerodynamics and the problem of computing and optimizing a perching trajectory using this model are presented. The aerodynamic model discussed herein is de...

2014
L. Tong

In this paper, the multi-body dynamic model of an asymmetric variable sweep wing morphing UAV is built based on Kane’s method. This model describes the UAV’s transient behaviour during morphing process and the dynamic characteristic of the variable sweep wings. An integrated design of trajectory tracking control via constrained backstepping method is presented then. The idea of aircraft roll co...

2013
Mark Huckvale Julian Leff Geoff Williams

This paper presents a radical new therapy for persecutory auditory hallucinations (“voices”) which are most commonly found in serious mental illnesses such as schizophrenia. In around 30% of patients these symptoms are not alleviated by anti-psychotic medication. This work is designed to tackle the problem created by the inaccessibility of the patients' experience of voices to the clinician. Pa...

2007
XueZhong Xiao Lizhuang Ma

Many natural phenomena usually appear in the scenes of movies. They are characterized by color changing smoothly following the time’s advancement, e.g. day breaking, leaves’ resurgence, foliage greening from yellow or yellowing from green. They are difficult to be captured wholly because of the long time span. Traditional methods for making these types of scenes are inefficient or makeshifts. I...

2010
Andrei Vladimir Popov Lucian Teodor Grigorie Ruxandra Mihaela Botez Mahmoud Mamou Youssef Mébarki

In this paper, wind tunnel results of a real time optimization of a morphing wing in wind tunnel for delaying the transition towards the trailing edge are presented. A morphing rectangular finite aspect ratio wing, having a wind tunnel experimental airfoil reference cross-section, was considered with its upper surface made of a flexible composite material and instrumented with Kulite pressure s...

2011
Julian Colorado Antonio Barrientos

Bats exhibit extraordinary flight capabilities that arise by virtue of a variety of unique mechanical features. These flying mammals have developed powerful muscles that provide the folding and extension of their wing-membrane during flight (morphing). Although observing and gaining inspiration from these animals can provide significant insight into the physical requirements of flapping flight,...

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