Results 61 to 70 of about 9,643,688 (148)

Spatial-Frequency–Dependent Contrast Sensitivity in Early and Intermediate Age-Related Macular Degeneration

Ophthalmology Science
Objective: To evaluate spatial-frequency–dependent differences in contrast sensitivity across early and intermediate age-related macular degeneration (eAMD and iAMD) and explore the discriminative value of visual function metrics beyond age.
Stefan Futterknecht, MD, Maximilian Pfau, MD, Ursula Hall, Chrysoula Gabrani, Philipp Anders, MD, Georg Ansari, MD, Ghislaine L. Traber, MD, Hendrik P. Scholl, MD, Nicolas Feltgen, MD, Michael Herzog, PhD, Simona A. Garobbio, PhD, Kristina Pfau, MD   +11 more
doaj   +1 more source

Publish or perish: The art of scientific writing

Indian Journal of Ophthalmology, 2014
Publishing manuscripts is the only way by which scientists communicate with each other. In recent times, there is an increasing desire to publish manuscripts from the developing world for a variety of reasons.
Sabyasachi Sengupta, Dhananjay Shukla, Pradeep Ramulu, Sundaram Natarajan, Jyotirmay Biswas   +4 more
doaj   +1 more source

Deterioration of contrast sensitivity in eyes with epiphora due to lacrimal passage obstruction.

PLoS ONE, 2020
PURPOSE:Epiphora causes deterioration in contrast sensitivity in some eye diseases. This study was conducted to investigate contrast sensitivity in eyes with epiphora caused by lacrimal passage obstruction.
Kuniharu Tasaki, Sujin Hoshi, Takahiro Hiraoka, Tetsuro Oshika   +3 more
doaj   +1 more source

Contrast sensitivity function of preschool children.

, 1981
A procedure specifically adapted for children of preschool age has been used to measure contrast sensitivity in emmetropic children aged 3 to 5 years. Mothers of the children acted as adult observers using the same procedure.
French, J, Braddick, O, Atkinson, J
core   +1 more source

Contrast-Independent Biologically Inspired Motion Detection [PDF]

, 2011
Babies B, Lindemann JP, Egelhaaf M, Möller R. Contrast-Independent Biologically Inspired Motion Detection. Sensors. 2011;11(12):3303-3326.Optic flow, i.e., retinal image movement resulting from ego-motion, is a crucial source of information used for ...
Lindemann, Jens Peter ; https://orcid.org/, Egelhaaf, Martin ; https://orcid.org/, Martin Egelhaaf, Jens Peter Lindemann, Ralf Möller, Birthe Babies, Möller, Ralf ; https://orcid.org/, Babies, Birthe   +7 more
core   +1 more source

Combined influence of illness duration and medication type on visual sensitivity in schizophrenia

Brazilian Journal of Psychiatry
Objective: Patients with schizophrenia have visual processing impairments. The main findings from the literature indicate that these deficits may be related to differences in paradigms, medications, and illness duration.
Natalia L. Almeida, Thiago P. Fernandes, Eveline H. Lima, Hemerson F. Sales, Natanael A. Santos   +4 more
doaj   +1 more source

The role of contrast sensitivity charts and contrast letter charts in clinical practice [PDF]

, 1995
Practitioners frequently make clinical decisions based on changes in visual acuity. However, acuity is recognised to be only one aspect of visual performance.
Wood, Joanne M., Woods, Russell L
core  

Understanding contrast perception in amblyopia: a psychophysical analysis of the ON and OFF visual pathways

Frontiers in Psychology
PurposeThe study aimed to explore potential discrepancies in contrast sensitivity in the ON and OFF visual pathways among individuals with amblyopia compared to controls.MethodsEleven adult amblyopes (26.2 ± 4.4 [SD] years old) and 10 controls (24.6 ± 0 ...
Junhan Wei, Junhan Wei, Junhan Wei, Ziyun Cheng, Ziyun Cheng, Deying Kong, Wenman Lin, Wenman Lin, Robert F. Hess, Jiawei Zhou, Jiawei Zhou, Alexandre Reynaud   +11 more
doaj   +1 more source

Exercise does not increase contrast sensitivity

, 1997
The contrast sensitivity of 19 healthy normal subjects was measured before and immediately after 10 minutes of controlled exercise on an exercise bicycle.
Wood, Joanne M., Jack, Michelle P., Woods, Russell L.   +2 more
core  

Comparative neurophysiology of spatial luminance contrast sensitivity [PDF]

, 2011
The luminance contrast sensitivity function has been investigated using behavioral and electrophysiological methods in many vertebrate species. Some features are conserved across species as a shape of the function, but other features, such as the ...
SILVEIRA, Luiz Carlos de Lima, Givago da Silva Souza, Silveira,Luiz Carlos L., Bruno Duarte Gomes, Luiz Carlos L. Silveira, Gomes,Bruno Duarte, Souza,Givago da Silva, GOMES, Bruno Duarte, SOUZA, Givago da Silva   +8 more
core   +1 more source