*  Plus it
2004) Spatio-temporal luminance contrast sensitivity and visual backward masking in schizophrenia. Exp Brain Res 156:196-211. ... high-contrast stimuli tend to be high relative to thresholds for small, low-contrast stimuli. In contrast, the summation index ... 2005) Smooth-pursuit eye movement and directional motion-contrast sensitivity in schizophrenia. Exp Brain Res 166:89-101. ... Previous work has shown that contrast sensitivity for local motion is unimpaired in schizophrenia (Chen et al., 2003a). Chen et ...
  http://www.jneurosci.org/content/26/44/11403
*  Infant Contrast Sensitivity: Contributions of Factors Related to Visual Experience vs. Preprogrammed Mechanisms | JOV | ARVO...
Infant Contrast Sensitivity: Contributions of Factors Related to Visual Experience vs. Preprogrammed Mechanisms ... Infant Contrast Sensitivity: Contributions of Factors Related to Visual Experience vs. Preprogrammed Mechanisms ... preprogrammed mechanisms on visual development, we have investigated how well variation in contrast sensitivity (CS) across a ... Dobkins, K. Bosworth, R. G. (2010). Infant Contrast Sensitivity: Contributions of Factors Related to Visual Experience vs. ...
  http://jov.arvojournals.org/article.aspx?articleid=2138234
*  Rod spatial channels and adult aging: Implications for analysis of development of infant spatial vision | JOV | ARVO Journals
We extracted spatial channels underlying scotopic contrast sensitivity functions (CSFs) of normal adult observers, and compared ... Schefrin, B.E., Tregear, S.J., Harvey, L.O., & Werner, J.S. (2000). Senescent changes in scotopic sensitivity. Vision Research ... them to channels underlying photopic contrast sensitivity functions. METHODS. Scotopic CSFs were measured on 50 observers ...
  http://jov.arvojournals.org/article.aspx?articleid=2191466
*  Human Achromatic Spatial Contrast Sensitivity Measured With Transient Visual Evoked Cortical Potential: Comparison With...
... another for high contrasts. Contrast threshold was estimated by using only the low to medium contrast data. ... G.d. Souza, B.D. Gomes, C.A. Saito, L.C. L. Silveira, M. daSilvaFilho; Human Achromatic Spatial Contrast Sensitivity Measured ... Human Achromatic Spatial Contrast Sensitivity Measured With Transient Visual Evoked Cortical Potential: Comparison With ... Human Achromatic Spatial Contrast Sensitivity Measured With Transient Visual Evoked Cortical Potential: Comparison With ...
  http://iovs.arvojournals.org/article.aspx?articleid=2395155
*  Abnormal scanpaths in visual search correlate with contrast sensitivity deficits in schizophrenia - Nuffield Department of...
Abnormal scanpaths in visual search correlate with contrast sensitivity deficits in schizophrenia ... Abnormal scanpaths in visual search correlate with contrast sensitivity deficits in schizophrenia ...
  https://www.ndcn.ox.ac.uk/publications/30307
*  Age-related changes in contrast gain related to the M and P pathways | JOV | ARVO Journals
Contrast sensitivity and light adaptation in photoreceptors or in the retinal network. Contrast sensitivity. (pp. 103-116). ... This pattern of contrast sensitivity loss is consistent with a reduction in the contrast gain slope of the underlying mechanism ... Specifically, measures of contrast sensitivity for (L-M) varying patterns reveal an average 0.25 log unit loss in sensitivity ... Because contrast sensitivity is thought to be proportional to the contrast gain of the underlying mechanism (Kaplan & Shapley, ...
  http://jov.arvojournals.org/article.aspx?articleid=2121305
*  Brief presentation enhances various simultaneous contrast effects | JOV | ARVO Journals
Enroth-Cugell, C., & Robson, J. G. (1966). The contrast sensitivity of retinal ganglion cells of the cat. Journal of Physiology ... such as spatial frequency-contrast (Klein et al., 1974), blur-contrast (S. M. Webster et al., 2001), or contrast-contrast ... The fast simultaneous contrast process is rapid enough to respond to 10 ms stimulus and yields strong simultaneous contrast ... Gibson, J. J. (1937). Adaptation, after-effect, and contrast in the perception of tilted lines. II. Simultaneous contrast and ...
  http://jov.arvojournals.org/article.aspx?articleid=2621973&resultClick=1
*  Phase 3 Intravitreous Bevacizumab and Standard Metabolic Control for Diabetic Macular Edema - A Contrast Sensitivity Pilot...
To evaluate the effects on contrast sensitivity (CS) measurements of intravitreal bevacizumab injections associated with ... Phase 3 Intravitreous Bevacizumab and Standard Metabolic Control for Diabetic Macular Edema - A Contrast Sensitivity Pilot ... Phase 3 Intravitreous Bevacizumab and Standard Metabolic Control for Diabetic Macular Edema - A Contrast Sensitivity Pilot ...
  http://adisinsight.springer.com/trials/700252103?error=cookies_not_supported&code=7a0edd6f-7267-4491-8b78-19bd13dc424c
*  OSA | Detection of contrast-defined shape
Motion-contrast sensitivity: visibility of motion gradients of various spatial frequencies Andrew B. Watson and Michael P. ... Performance for these contrast-defined shapes, which we show is determined by the global rather than the local attributes of ... Robert F. Hess, Rebecca L. Achtman, and Yi-Zhong Wang, "Detection of contrast-defined shape," J. Opt. Soc. Am. A 18, 2220-2227 ... Detection of contrast-defined shape Robert F. Hess, Rebecca L. Achtman, and Yi-Zhong Wang ...
  https://www.osapublishing.org/josaa/abstract.cfm?URI=josaa-18-9-2220
*  Contrast sensitivity measurement in evaluations in visual symptoms caused by exposure to triethylamine
Contrast sensitivity and visual acuity were measured by optotype figures at full contrast, 2.5% contrast, and 0.6% contrast. ... The contrast sensitivity of the core makers decreased significantly at both 2.5% and 0.6% contrast during the working day. In ... The contrast sensitivity of the core makers was measured on Monday and Friday of the same week both before and immediately ... The changes in contrast sensitivity were used for the analysis. The results of binocular vision and the results of the dominant ...
  http://connection.ebscohost.com/c/articles/8002943/contrast-sensitivity-measurement-evaluations-visual-symptoms-caused-by-exposure-triethylamine
*  Crowding and surround suppression: Not to be confused | JOV | ARVO Journals
This inward-outward anisotropy does not exist for surround suppression measured as a reduction of contrast sensitivity for the ... Snowden, R. J. Hammett, S. T. (1998). The effects of surround contrast on contrast thresholds, perceived contrast and contrast ... The contrast of the flanks is kept constant, and it is normally considerably higher than the contrast of the test target. We ... Petrov, Y. McKee, S. P. (2006). The effect of spatial configuration on surround suppression of contrast sensitivity. Journal of ...
  http://jov.arvojournals.org/article.aspx?articleid=2121959
*  Contrast Sensitivity With a Subretinal Prosthesis and Implications for Efficient Delivery of Visual Information | IOVS | ARVO...
The full-field measurements of contrast sensitivity we conducted do not take into account contrast improvements at higher ... Labeled lines for image blur and contrast. Cross-modal attention influences auditory contrast sensitivity: Decreasing visual ... 6, third column). Previously experimentally measured contrast sensitivity curves were used to convert the local contrast into ... Prosthetic vision exhibits reduced contrast sensitivity and dynamic range, with 65% contrast changes required to elicit ...
  http://iovs.arvojournals.org/article.aspx?articleid=2469219
*  Enrichment of Macular Pigment Enhances Contrast Sensitivity in Subjects Free of Retinal Disease: Central Retinal Enrichment...
Measuring contrast sensitivity in normal subjects with OPTEC 6500: influence of age and glare. Graefes Arch Clin Exp Ophthalmol ... Contrast sensitivity at 6 cpd was the primary outcome measure (POM) of this study. Secondary outcome measures included CS at ... Contrast sensitivity at 6 cycles per degree (cpd) was the primary outcome measure (POM). Secondary outcome measures included CS ... Contrast Sensitivity and Lateral Inhibition Are Enhanced With Macular Carotenoid Supplementation. Comments on Enrichment of ...
  http://iovs.arvojournals.org/article.aspx?articleid=2532328
*  Human contrast sensitivity to visual patterns vs. model | Open-i
Human contrast sensitivity to visual patterns vs. model predictions.a, Probability distribution of the 512 possible 3×3 1-bit ... pone-0069154-g003: Human contrast sensitivity to visual patterns vs. model predictions.a, Probability distribution of the 512 ... pone-0069154-g003: Human contrast sensitivity to visual patterns vs. model predictions.a, Probability distribution of the 512 ... amongst sensitivities plotted in (f) are: Mentions: oWe then evaluated the probability distribution of the patterns in a set of ...
  https://openi.nlm.nih.gov/detailedresult.php?img=PMC3716808_pone.0069154.g003&req=4
*  Spatial long-range modulation of contrast discrimination | (2000) | Chen | Publications | Spie
... a divisive inhibition model of contrast discrimination by implementing the flanker effect as a multiplicative sensitivity ... pedestal contrast) function horizontally to the left on a log-log plot at high pedestal contrasts. The horizontal shift at high ... Contrast discrimination is an important type of information for establishing image quality metrics based on human vision. We ... The flankers (1) reduce the target threshold at zero pedestal contrast; (2) reduce the size of pedestal facilitation at low ...
  http://spie.org/Publications/Proceedings/Paper/10.1117/12.389432
*  Contrast Sensitivity of Luminance Fields
... Bert W. Rust, ACMD Holly E. Rushmeier, Scientific Computing Environments Division ... This suggests a contrast sensitivity function of the form where r is the radial distance from the origin (measured in cycles ... Figure 11: The estimated contrast sensitivity function. Figure 12: The perceived luminance field. The two-dimensional Fourier ... The contrast sensitivity function is based on measured data taken radially in the vertical (. ) and oblique (. ) directions. It ...
  https://math.nist.gov/mcsd/Reports/95/yearly/node27.html
*  Spatiotemporal Contrast Sensitivity after Acute Alcohol Ingestion
Average contrast sensitivity (+/- 1 SE) as a function of spatial frequency. Sensitivity is calculated as the reciprocal of the ... Average contrast sensitivity (+/- 1 SE) as a function of spatial frequency for four temporal modulation rates. Each panel shows ... Spatiotemporal Contrast Sensitivity after Acute Alcohol Ingestion. Brian Timney and Pauline Pearson. Department of Psychology, ... Contrast sensitivity for stationary sine-wave gratings was measured for spatial frequencies of 0.5, 0.75, 1, 2, 4, 6, 8, 12 and ...
  http://druglibrary.org/schaffer/MISC/driving/s30p4.htm
*  Contrast sensitivity | definition of contrast sensitivity by Medical dictionary
What is contrast sensitivity? Meaning of contrast sensitivity medical term. What does contrast sensitivity mean? ... Looking for online definition of contrast sensitivity in the Medical Dictionary? contrast sensitivity explanation free. ... Table S1 Relationship between contrast sensitivity and contrast threshold (contrast sensitivity = 1/contrast threshold). ... See contrast sensitivity chart; contrast sensitivity function; spurious resolution; Arden grating test; Vistech.. ...
  https://medical-dictionary.thefreedictionary.com/contrast+sensitivity
*  Visual resolution and contrast sensitivity in two benthic sharks | Journal of Experimental Biology
... contrast in H. portusjacksoni and C. punctatum respectively. Contrast sensitivity was higher than in other vertebrates with a ... Visual resolution and contrast sensitivity in two benthic sharks. Laura A. Ryan, Nathan S. Hart, Shaun P. Collin, Jan M. Hemmi ... Visual resolution and contrast sensitivity in two benthic sharks. Laura A. Ryan, Nathan S. Hart, Shaun P. Collin, Jan M. Hemmi ... Visual resolution and contrast sensitivity in two benthic sharks. Laura A. Ryan, Nathan S. Hart, Shaun P. Collin, Jan M. Hemmi ...
  http://jeb.biologists.org/content/early/2016/10/21/jeb.132100
*  Determining Contrast Sensitivity Functions for LEDs | Solid State Lighting | Programs | LRC
... it necessary to have corresponding contrast sensitivity functions (CSFs), which describe the contrast sensitivity of the visual ... 1: Contrast sensitivity functions derived for 2-degree sinusoidal gratings at a luminance of 45 cd/m2 for red (625 nm), green ( ... 3: Contrast sensitivity functions derived for 10-degree sinusoidal gratings at a luminance of 45 cd/m2 for red (625 nm), green ... 2: Contrast sensitivity functions derived for 2-degree sinusoidal gratings at typical luminance values (red: 125 cd/m2, green: ...
  http://www.lrc.rpi.edu/programs/solidstate/cr_ContrastFunctions.asp
*  Associations Between Contrast Sensitivity And Multifocal Electroretinograms In Type2 Diabetes | IOVS | ARVO Journals
Associations Between Contrast Sensitivity And Multifocal Electroretinograms In Type2 Diabetes Kavita P. Dhamdhere; Marcus A. ... Associations Between Contrast Sensitivity And Multifocal Electroretinograms In Type2 Diabetes You will receive an email ... Conclusions: : Longer mfERG IT in the central retina is significantly correlated with reduced contrast sensitivity in adults ... Purpose: : To examine the relationship between contrast sensitivity (CS) and the multifocal electroretinogram (mfERG) in adult ...
  http://iovs.arvojournals.org/article.aspx?articleid=2351903
*  Improving Contrast Sensitivity With the Acryl-Foldable Yellow Intraocular Lens | IOVS | ARVO Journals
Improving Contrast Sensitivity With the Acryl-Foldable Yellow Intraocular Lens T. Nakamura; Y. Kiuchi; K. Fukui; J. Harada; M. ... Under glare conditions, contrast sensitivity at the low frequency region was lower than that under normal conditions in both UV ... Visual acuity and contrast sensitivity (with or without glare) were measured within a week after surgery. ... Improving Contrast Sensitivity With the Acryl-Foldable Yellow Intraocular Lens You will receive an email whenever this article ...
  http://iovs.arvojournals.org/article.aspx?articleid=2390116
*  Photopic and scotopic spatio-temporal contrast sensitivity function in adult zebrafish | IOVS | ARVO Journals
Photopic and scotopic spatio-temporal contrast sensitivity function in adult zebrafish Nadine Hollbach; Christoph Tappeiner; ... Contrast sensitivity of adult zebrafish increased with increasing luminance. The vision of adult zebrafish is tuned to speed ... Photopic and scotopic spatio-temporal contrast sensitivity function in adult zebrafish You will receive an email whenever this ... Purpose: The aim of the study was to investigate the spatio-temporal contrast sensitivity functions (CSFs) of adult zebrafish ( ...
  http://iovs.arvojournals.org/article.aspx?articleid=2272277
*  Visual Outcomes And Contrast Sensitivity After Myopic Wavefront-Optimized Lasik With Nexisvision Shield Or Bandage Contact Lens...
Contrast Sensitivity [ Time Frame: Immediate, 30 minutes, 1 hour, 2 hour, and 4 hours ]. Change in contrast sensitivity ... Visual Outcomes And Contrast Sensitivity After Myopic Wavefront-Optimized Lasik With Nexisvision Shield Or Bandage Contact Lens ... Historically, LASIK has been reported to decrease contrast sensitivity post operatively and patients have been advised to take ... Evaluate visual outcomes and contrast sensitivity for subjects undergoing bilateral myopic LASIK with a Nexisvision Shield or ...
  https://clinicaltrials.gov/show/NCT01706237
*  Needs Communication: viable need patterns and their identification
In contrast, need patterns are those by which he is 'pushed' or driven (on the 'stick' principle). Problem patterns may perhaps ... Part derives from different degrees of sensitivity to different portions of the need field. ... The confusion is most strikingly dramatized in the case of the ultimate form of self-constraint-namely, death (as contrasted ... It may then be asked (if reality is continuous in contrast to our conceptions thereof) whether such a representation suggests ...
  https://www.laetusinpraesens.org/docs/needs.php