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Groupwise Image Alignment via Self Quotient Images [PDF]

open access: yesSensors, 2020
Compared with pairwise registration, the groupwise one is capable of handling a large-scale population of images simultaneously in an unbiased way. In this work we improve upon the state-of-the-art pixel-level, Least-Squares (LS)-based groupwise image ...
Nefeli Lamprinou   +2 more
doaj   +5 more sources

Markerless Image Alignment Method for Pressure-Sensitive Paint Image [PDF]

open access: yesSensors, 2022
We propose a markerless image alignment method for pressure-sensitive paint measurement data replacing the time-consuming conventional alignment method in which the black markers are placed on the model and are detected manually.
Kyosuke Suzuki   +5 more
doaj   +2 more sources

A Fast Image Alignment Approach for 2D Classification of Cryo-EM Images Using Spectral Clustering [PDF]

open access: yesCurrent Issues in Molecular Biology, 2021
Three-dimensional (3D) reconstruction in single-particle cryo-electron microscopy (cryo-EM) is a significant technique for recovering the 3D structure of proteins or other biological macromolecules from their two-dimensional (2D) noisy projection images ...
Xiangwen Wang, Yonggang Lu, Jiaxuan Liu
doaj   +2 more sources

Joint Alignment of Image Faces [PDF]

open access: yesIEEE Access, 2020
Researches on face alignment have made great progress, which benefits from the use of prior information and auxiliary models. However, that information lacks in a single face image has always affected the further development of these researches.
Gang Zhang   +4 more
doaj   +3 more sources

Fundamental Limits in Multi-image Alignment [PDF]

open access: yesIEEE Transactions on Signal Processing, 2016
The performance of multi-image alignment, bringing different images into one coordinate system, is critical in many applications with varied signal-to-noise ratio (SNR) conditions.
Aguerrebere, Cecilia   +3 more
core   +3 more sources

Printing Defect Detection Based on Scale-Adaptive Template Matching and Image Alignment [PDF]

open access: yesSensors, 2023
Printing defects are extremely common in the manufacturing industry. Although some studies have been conducted to detect printing defects, the stability and practicality of the printing defect detection has received relatively little attention. Currently,
Xinyu Liu, Yao Li, Yiyu Guo, Luoyu Zhou
doaj   +2 more sources

Image rotator alignment

open access: green, 1977
Pechan prisms are often utilized at the Pantex firing site to rotate a test part image for proper alignment to the streak camera slit plate. Modification of a prism mounting system provides means for the mutual adjustment of the prism axis, prism mounting axis, and streak camera optical axis.
R Avara
openalex   +5 more sources

The Application of Supervised Machine Learning Algorithms for Image Alignment in Multi-Channel Imaging Systems [PDF]

open access: yesSensors
This study presents a method for aligning the geometric parameters of images in multi-channel imaging systems based on the application of pre-processing methods, machine learning algorithms, and a calibration setup using an array of orderly markers at ...
Kyrylo Romanenko   +5 more
doaj   +2 more sources

A Novel Image Alignment Algorithm Based on Rotation-Discriminating Ring-Shifted Projection for Automatic Optical Inspection [PDF]

open access: goldApplied Sciences, 2016
This paper proposes a novel image alignment algorithm based on rotation-discriminating ring-shifted projection for automatic optical inspection. This new algorithm not only identifies the location of the template image within an inspection image but also
Chin-Sheng Chen, Chien-Liang Huang
doaj   +2 more sources

Digital Domain TDI-CMOS Imaging Based on Minimum Search Domain Alignment [PDF]

open access: yesSensors
In this study, we propose a digital domain TDI-CMOS dynamic imaging method based on minimum search domain alignment, which consists of five steps: image-motion vector computation, image jitter estimation, feature pair matching, global displacement ...
Han Liu   +3 more
doaj   +2 more sources

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