Results 51 to 60 of about 83,564 (303)

Blur, eye movements and performance on a driving visual recognition slide test [PDF]

open access: yes, 2015
Purpose\ud \ud \ud Optical blur and ageing are known to affect driving performance but their effects on drivers' eye movements are poorly understood. This study examined the effects of optical blur and age on eye movement patterns and performance on the ...
Wood, Joanne M.   +2 more
core   +1 more source

Neurologic Manifestations of Long COVID Affect Adult Females More Severely Than Males

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To characterize differences in neurologic manifestations of postacute sequelae of SARS‐CoV‐2 infection (Neuro‐PASC) between females and males. Methods Cross‐sectional study of the first consecutive 261 posthospitalization Neuro‐PASC (PNP) and 2068 nonhospitalized Neuro‐PASC (NNP) patients evaluated at the Neuro‐COVID clinic between ...
Hannah Kopinsky   +5 more
wiley   +1 more source

EVALUATION OF THE METHODOLOGICAL ERRORS OF MEASURING THE GENERAL VIBRATION LEVEL BASED ON THE IMAGE BLUR ANALYSIS OF A ROUND BAR

open access: yesИзмерение, мониторинг, управление, контроль, 2022
Background. A vibration signal generated or transformed by an object, both natural and man-made, carries a large amount of information about the state and properties of this object.
A.V. Grigoriev
doaj   +1 more source

Multiregression spatially variant blur kernel estimation based on inter‐kernel consistency

open access: yesElectronics Letters, 2023
Most single‐image super‐resolution (SR) models suffer from the degradation of image restoration performance when restoring a high‐resolution (HR) image from a low‐resolution (LR) image downscaled using an unknown blur kernel. The spatially invariant blur
Min Hyuk Kim   +2 more
doaj   +1 more source

Blur-countering keypoint detection via eigenvalue asymmetry

open access: yes, 2020
Well-known corner or local extrema feature based detectors such as FAST and DoG have achieved noticeable successes. However, detecting keypoints in the presence of blur has remained to be an unresolved issue. As a matter of fact, various kinds of blur (e.
Xuequan Lu (13100469)   +2 more
core  

Image Invariants to Anisotropic Gaussian Blur [PDF]

open access: yes, 2019
The paper presents a new theory of invariants to Gaussian blur. Unlike earlier methods, the blur kernel may be arbitrary oriented, scaled and elongated.
Jan Flusser   +7 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

AUTOMATED BLUR DETECTION AND REMOVAL IN AIRBORNE IMAGING SYSTEMS USING IMU DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Images acquired by airborne sensors exhibit blur due to turbulent motion experienced by the aircraft. Significant amount of blur renders the images unusable for subsequent visual/automated analysis, requiring a re-flight.
C. A. Shah, W. Schickler
doaj   +1 more source

“Bothersome blur”: A functional unit of blur perception

open access: yesVision Research, 2006
Knowledge regarding the amount of blur perceived to be "bothersome" to an individual, namely that which is assumed to be annoying and to adversely affect task performance, remains limited. A Badal optical system was used to measure the blur detection, bothersome blur, and non-resolvable blur dioptric thresholds monocularly either to an isolated 20/50 ...
Ciuffreda, Kenneth J.   +5 more
openaire   +2 more sources

Image blur

open access: yes, 1993
The image blur in a photograph is produced by the exposure of a moving object. Knowing the amount of image blur is important for recording useful data. If there is too much blur, it becomes hard to make quantitative measurements.
Nissen, M. R.
core   +1 more source

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