نتایج جستجو برای: image warping

تعداد نتایج: 380125  

2013
Zhongyan Qiu Tongwei Ren Yan Liu Jia Bei Muyang Song

Image retargeting aims to avoid visual distortion while retaining important image content in resizing. However, current image retargeting methods usually fail in difficult situations, such as complex structures and intricate arrangements of objects. In this paper, we propose a novel image retargeting approach, which provides low visual distortion retargeting results by combining region warping ...

Journal: :Journal of the Royal Statistical Society: Series B (Statistical Methodology) 2001

Journal: :IEEE Transactions on Image Processing 2015

Journal: :Journal of biomechanical engineering 2002
Alexander I Veress Jeffrey A Weiss Grant T Gullberg D Geoffrey Vince Richard D Rabbitt

Atherosclerotic plaque rupture is responsible for the majority of myocardial infarctions and acute coronary syndromes. Rupture is initiated by mechanical failure of the plaque cap, and thus study of the deformation of the plaque in the artery can elucidate the events that lead to myocardial infarction. Intravascular ultrasound (IVUS) provides high resolution in vitro and in vivo cross-sectional...

Journal: :Proceedings of the ... AAAI Conference on Artificial Intelligence 2023

Existing image stitching approaches based on global or local homography estimation are not free from the parallax problem and suffer undesired artifacts. In this paper, instead of relying homography-based warp, we propose a novel deep framework exploiting pixel-wise warp field to handle large-parallax problem. The proposed consists Pixel-wise Warping Module (PWM) Stitched Image Generating (SIGM...

2013
Gastao Cruz David Atkinson Christoph Kolbitsch Tobias Schaeffter Claudia Prieto

INTRODUCTION: Respiratory motion is a major challenge for 3D abdominal MRI. Respiratory navigator gating is commonly used to compensate for motion, but leads to low scan efficiency. Recently, a free-breathing motion compensated technique was proposed that estimates 3D non-rigid motion from undersampled reconstructed images. This technique compensates motion by warping the undersampled images to...

Journal: :Journal of Visualization and Computer Animation 2013
Moon-Hwan Jeong Hyeong-Seok Ko

This paper presents a novel framework for garment grading. In CG, an extensive amount of study has been done to clothe human characters, but little attention has been taken to the grading problem itself. For the development of a grading technique, we got the insight from the process of drawing the pattern-making draft (sloper) in the clothing field. Noting that the draft can be completely deter...

1999
Leonard McMillan

In this report, I present a complete image-based rendering system. This includes the derivation of a mapping function from first principles, an algorithm for determining the visibility of these mapped points in the resulting image, and a method for reconstructing a continuous image from these mapped points. I refer to this type of mapping function as image warping, because it processes the elem...

Journal: :journal of applied and computational mechanics 0
amalia argyridi institute of structural analysis & aseismic research school of civil engineering national technical university of athens zografou campus athens 157 80, greece evangelos sapountzakis institute of structural analysis & aseismic research school of civil engineering national technical university of athens zografou campus athens 157 80, greece

the finite element method is employed for the flexural-torsional linear buckling analysis of beams of arbitrarily shaped composite cross-section taking into account generalized warping (shear lag effects due to both flexure and torsion). the contacting materials, that constitute the composite cross section, may include a finite number of holes. a compressive axial load is applied to the beam. the...

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