Results 21 to 30 of about 224 (49)

A Foreground-Aware Framework for Local Face Attribute Transfer

open access: yesEntropy, 2021
In the context of social media, large amounts of headshot photos are taken everyday. Unfortunately, in addition to laborious editing and modification, creating a visually compelling photographic masterpiece for sharing requires advanced professional ...
Yuanbin Fu, Jiayi Ma, Xiaojie Guo
doaj   +1 more source

A Comparison of Hyperelastic Warping of PET Images with Tagged MRI for the Analysis of Cardiac Deformation

open access: yesInternational Journal of Biomedical Imaging, 2013
The objectives of the following research were to evaluate the utility of a deformable image registration technique known as hyperelastic warping for the measurement of local strains in the left ventricle through the analysis of clinical, gated PET image ...
Alexander I. Veress   +2 more
doaj   +1 more source

Optimizing Local Alignment along the Seamline for Parallax-Tolerant Orthoimage Mosaicking

open access: yesRemote Sensing, 2022
Orthoimage mosaicking with obvious parallax caused by geometric misalignment is a challenging problem in the field of remote sensing. Because the obvious objects are not included in the digital terrain model (DTM), large parallax exists in these objects.
Hongche Yin   +5 more
doaj   +1 more source

DYNAMIC TIME WARPING FOR CROPS MAPPING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Dynamic Time Warping (DTW) has been successfully used for crops mapping due to its capability to achieve good classification results when a reduced number of training samples and irregular satellite image time series is available.
M. Belgiu   +3 more
doaj   +1 more source

Application of the Warping Methods in Dental Radiology Images Analysis [PDF]

open access: yesApplied Medical Informatics, 2012
The “image warping” functions are useful techniques to match image objects when there are strong correlations between the positions of these objects in space. In order to do this, a function f, called warping function, is defined and is used to convert a
Cristina Gena DASCALU, Georgeta ZEGAN
doaj  

Blind First-Order Perspective Distortion Correction Using Parallel Convolutional Neural Networks

open access: yesSensors, 2020
In this work, we present a network architecture with parallel convolutional neural networks (CNN) for removing perspective distortion in images. While other works generate corrected images through the use of generative adversarial networks or encoder ...
Neil Patrick Del Gallego   +2 more
doaj   +1 more source

A Unified Framework for Street-View Panorama Stitching

open access: yesSensors, 2016
In this paper, we propose a unified framework to generate a pleasant and high-quality street-view panorama by stitching multiple panoramic images captured from the cameras mounted on the mobile platform.
Li Li   +4 more
doaj   +1 more source

Improved Piecewise Linear Transformation for Precise Warping of Very-High-Resolution Remote Sensing Images

open access: yesRemote Sensing, 2019
A large number of evenly distributed conjugate points (CPs) in entirely overlapping regions of the images are required to achieve successful co-registration between very-high-resolution (VHR) remote sensing images.
Youkyung Han, Taeheon Kim, Junho Yeom
doaj   +1 more source

Split-Attention Multiframe Alignment Network for Image Restoration

open access: yesIEEE Access, 2020
Image registration (or image alignment), the problem of aligning multiple images with relative displacement, is a crucial step in many multiframe image restoration algorithms. To solve the problem that most existing image registration approaches can only
Yongyi Yu   +4 more
doaj   +1 more source

Using Kernel Estimator and K-Mean Clustering Approach to Hand Gesture Recognition [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2013
In this paper we used non parametric density estimator (Kernel Estimator) to estimate probability density function for Image data of Hand Gesture and warping Hand Gesture and we see the curve for Kernel Estimator and combine the curve between Kernel ...
Ban Mitras, AAlA Mohammed
doaj   +1 more source

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