Works (26)

Updated: April 4th, 2024 11:15

2022 journal article

Cognitive Load and Website Usability: Effects of Contrast and Task Difficulty

Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 66(1), 1809–1813.

By: D. Hewitt n & Y. He n

TL;DR: It was found that NASA-TLX scores significantly increased with the amount of time a task took, indicating an effect of task difficulty. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: November 5, 2022

2022 conference paper

Letter and Word Recognition with Remapped Text

Association for Research in Vision and Ophthalmology Annual Meeting. Presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Denver, CO.

By: Y. He, D. Kang, C. Larson, C. Flowers, G. Legge & S. Engel

Event: Association for Research in Vision and Ophthalmology Annual Meeting at Denver, CO on May 1-4, 2022

Source: NC State University Libraries
Added: November 21, 2022

2022 journal article

Screen Reader Voices: Effects of Pauses and Voice Changes on Comprehension

Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 66(1), 1839–1843.

By: C. Henderson n & Y. He n

UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: November 5, 2022

2021 journal article

Internet Accessibility for Blind and Visually-Impaired Users: An Evaluation of Official U.S. State and Territory COVID-19 Websites

Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 65(1), 154–158.

By: D. Hewitt n & Y. He n

TL;DR: The need to improve the accessibility of public-facing health informational websites may not be accessible to users who are visually impaired is emphasized and suggestions for remedies are provided. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: November 5, 2022

2020 journal article

Improved localisation and discrimination of heat emitting household objects with the artificial vision therapy system by integration with thermal sensor

British Journal of Ophthalmology, 104(12), 1730–1734.

By: S. Montezuma*, S. Sun*, A. Roy*, A. Caspi*, J. Dorn* & Y. He*

author keywords: vision; retina; prosthesis
MeSH headings : Aged; Blindness / physiopathology; Blindness / rehabilitation; Electrodes, Implanted; Female; Hot Temperature; Humans; Male; Prosthesis Design; Retina / physiopathology; Visual Acuity; Visual Prosthesis; Visually Impaired Persons
TL;DR: The integration of the thermal camera with the Argus II may have significant benefits in patients’ daily life and helps users to locate and differentiate heat-emitting objects more precisely than a visible light sensor. (via Semantic Scholar)
UN Sustainable Development Goal Categories
10. Reduced Inequalities (OpenAlex)
Source: ORCID
Added: November 4, 2022

2020 journal article

Improved mobility performance with an artificial vision therapy system using a thermal sensor

Journal of Neural Engineering, 17(4).

By: Y. He*, S. Sun*, A. Roy*, A. Caspi* & S. Montezuma*

author keywords: prosthetic vision; mobility; navigation; thermal camera; ultra-low vision
MeSH headings : Humans; Quality of Life; Retina; Retinitis Pigmentosa; Vision, Ocular; Visual Prosthesis
TL;DR: Using the thermal camera in the Argus II system, compared to a visible-light camera, could improve the wearers’ navigation performance by helping them better approach or avoid other persons. (via Semantic Scholar)
Source: ORCID
Added: November 4, 2022

2019 conference paper

Characterizing the Visual Cortical Hemodynamic Response in Retinal Prostheses Users

Association for Research in Vision and Ophthalmology Annual Meeting. Presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Vancouver, Canada.

By: Y. He, S. Sun, T. Johannsen, J. Perry, A. Herrera, A. Roy, A. Caspi, R. Barbour, S. Montezuma

Event: Association for Research in Vision and Ophthalmology Annual Meeting at Vancouver, Canada on April 28 - May 2, 2019

Source: NC State University Libraries
Added: November 24, 2022

2019 conference paper

Comparing Visual Evoked Potentials between Prosthetic Vision, Normal Vision, and Simulated Acuity Reduction

Vision Science Society 19th Annual Meeting. Presented at the Vision Science Society 19th Annual Meeting, St. Pete Beach, FL.

By: Y. He, J. Toft-Nielsen, S. Sun, A. Roy, A. Caspi & S. Montezuma

Event: Vision Science Society 19th Annual Meeting at St. Pete Beach, FL on May 17-22, 2019

Source: NC State University Libraries
Added: November 21, 2022

2019 journal article

Scoring reading parameters: An inter-rater reliability study using the MNREAD chart

PLOS ONE.

Yingchen He

MeSH headings : Algorithms; Humans; Observer Variation; Reading; Vision Disorders / physiopathology; Vision Tests / methods
TL;DR: Evidence suggests that estimating CPS as the smallest print size sustaining about 80% of MRS would increase inter-rater reliability, even considering the possibility of noisy and/or incomplete data collected in low-vision individuals. (via Semantic Scholar)
UN Sustainable Development Goal Categories
1. No Poverty (OpenAlex)
Source: ORCID
Added: November 4, 2022

2019 journal article

Trade-off between field-of-view and resolution in the thermal-integrated argus II system

Translational Vision Science and Technology, 8(4).

By: Y. He*, N. Huang*, A. Caspi*, A. Roy* & S. Montezuma*

author keywords: ultralow vision; visual prosthesis; field-of-view; spatial resolution; rehabilitation
TL;DR: Argus II wearers can efficiently find heat-emitting objects with the default 18° × 11° FOV of the current Argus II, and the trade-off between FOV and spatial resolution in retinal prosthesis users can guide device optimization. (via Semantic Scholar)
Source: ORCID
Added: November 4, 2022

2018 journal article

Common constraints limit Korean and English character recognition in peripheral vision

Journal of Vision, 18(1).

By: Y. He*, M. Kwon* & G. Legge*

Contributors: Y. He*, M. Kwon* & G. Legge*

author keywords: visual span; reading; pattern complexity; pattern recognition; crowding
MeSH headings : Crowding; Female; Humans; Korea; Language; Male; Multilingualism; Pattern Recognition, Visual / physiology; Psychophysics; Reading; Visual Perception / physiology; Young Adult
TL;DR: The transfer of training from Korean to English characters for a group of bilingual Korean native speakers showed that the visual span is limited by common sensory (crowding) and physical (pattern complexity) factors regardless of the language script, providing evidence that theVisual span reflects a universal bottleneck for text recognition. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2018 journal article

Comparing performance on the MNREAD iPad application with the MNREAD acuity chart

Journal of Vision, 18(1).

By: A. Calabrèse*, L. To*, Y. He*, E. Berkholtz*, P. Rafianm & G. Legge*

Contributors: A. Calabrèse*, L. To*, Y. He*, E. Berkholtz*, P. Rafianm & G. Legge*

author keywords: reading test; MNREAD; iPad; normal vision; low vision
MeSH headings : Adult; Aged; Aged, 80 and over; Computers, Handheld; Female; Humans; Male; Mass Media; Middle Aged; Reading; Vision Tests / instrumentation; Vision, Low / physiopathology; Vision, Ocular / physiology; Visual Acuity / physiology; Young Adult
TL;DR: Overall, MNREAD parameters measured with the printed chart and the iPad app are very similar, and the difference found in Maximum Reading Speed for the normally sighted participants can be explained by differences in the method for timing the reading trials. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2018 conference paper

Development of an electroencephalogram (EEG) protocol to map electrically-elicited visual responses in blind patients implanted with the Argus II retinal prosthesis

Association for Research in Vision and Ophthalmology Annual Meeting. Presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Honolulu, HI.

By: Y. He, N. Huang, A. Caspi, A. Roy, S. Engel, G. Legge, E. Kuijk, D. Koozekanani, S. Montezuma

Event: Association for Research in Vision and Ophthalmology Annual Meeting at Honolulu, HI on April 29 - May 2, 2018

Source: NC State University Libraries
Added: December 3, 2022

2018 journal article

Korean reading speed

Vision Research, 150, 8–14.

By: Y. He*, S. Baek* & G. Legge*

author keywords: Reading; Peripheral vision; Age-related macular degeneration; Low vision; Crowding
MeSH headings : Adolescent; Adult; Female; Humans; Language; Male; Mass Media; Reading; Republic of Korea; Retina / physiology; Size Perception / physiology; Young Adult
TL;DR: Korean reading speed is more affected by retinal eccentricity than English, likely due to additional within‐character crowding from more complex orthography, and may experience more difficulty than English readers. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2017 journal article

Linking crowding, visual span, and reading

Journal of Vision, 17(11), 1?15.

By: Y. He* & G. Legge*

Contributors: Y. He* & G. Legge*

MeSH headings : Female; Humans; Male; Pattern Recognition, Visual / physiology; Psychophysics / methods; Reading; Visual Fields / physiology; Young Adult
TL;DR: It is found that distributed training, but not the presence of flankers, appears to be necessary for the training benefit to transfer to increased reading speed, and the association between crowding, visual span, and reading is clarified. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2017 conference paper

Training Peripheral Vision to Read Korean Characters Transfers to English

Vision Sciences Society 17th Annual Meeting. Presented at the Vision Sciences Society 17th Annual Meeting, St. Pete Beach, FL.

By: Y. He, M. Kwon & G. Legge

Event: Vision Sciences Society 17th Annual Meeting at St. Pete Beach, FL on May 19-24, 2017

Source: NC State University Libraries
Added: December 3, 2022

2016 journal article

Baseline MNREAD measures for normally sighted subjects from childhood to old age

Investigative Ophthalmology and Visual Science, 57(8), 3836–3843.

By: A. Calabrèse*, A. Cheong*, S. Cheung*, Y. He*, M. Kwon*, J. Mansfield*, A. Subramanian*, D. Yu*, G. Legge*

MeSH headings : Adolescent; Adult; Aged; Aged, 80 and over; Aging / physiology; Child; Contrast Sensitivity / physiology; Female; Humans; Male; Middle Aged; Reading; Sex Characteristics; Vision Tests; Vision, Ocular / physiology; Young Adult
TL;DR: A weak dependence of the MNREAD parameters on age in normal vision is found, and in broad terms, MNREAD performance exhibits differences between three age groups: children 8 to 16 years, young adults 16 to 40 years, and middle-aged to older adults >40 years. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2016 conference paper

Crowded Letter Recognition in Peripheral Vision Is Not Solely Determined by Target-Flanker Cortical Distance

Vision Sciences Society 16th Annual Meeting. Presented at the Vision Sciences Society 16th Annual Meeting, St. Pete Beach, FL.

By: Y. He & G. Legge

Event: Vision Sciences Society 16th Annual Meeting at St. Pete Beach, FL on May 13-18, 2016

Source: NC State University Libraries
Added: December 3, 2022

2015 journal article

Comparing the visual spans for faces and letters

Journal of Vision, 15(8).

By: Y. He*, J. Scholz*, R. Gage*, C. Kallie*, T. Liu* & G. Legge*

author keywords: face recognition; letter recognition; visual span; crowding; visual acuity
MeSH headings : Facial Recognition / physiology; Female; Fixation, Ocular / physiology; Humans; Male; Pattern Recognition, Visual / physiology; Psychophysics; Reading
TL;DR: The findings show that the visual span for faces is smaller than that for letters, however, when differences in first-stage processing for letters and faces are accounted for, the two visual spans become nearly identical. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Source: ORCID
Added: November 4, 2022

2014 journal article

Attention-dependent early cortical suppression contributes to crowding

Journal of Neuroscience, 34(32), 10465–10474.

author keywords: attention; crowding; event-related potential; fMRI; primary visual cortex
TL;DR: Findings provide direct and converging evidence that attention-dependent V1 suppression contributes to crowding at a very early stage of visual processing. (via Semantic Scholar)
Source: ORCID
Added: November 4, 2022

2014 conference paper

Training as Part of a Word Game Increases Reading Speed in Peripheral Vision

Vision Sciences Society 14th Annual Meeting. Presented at the Vision Sciences Society 14th Annual Meeting, St. Pete Beach, FL.

By: Y. He & G. Legge

Event: Vision Sciences Society 14th Annual Meeting at St. Pete Beach, FL on May 16-21, 2014

Source: NC State University Libraries
Added: December 3, 2022

2013 conference paper

Developing A Word-Puzzle Game to Increase Reading Speed in Peripheral Vision

9th Asia-Pacific Conference on Vision. Presented at the 9th Asia-Pacific Conference on Vision, Suzhou, China.

By: Y. He & G. Legge

Event: 9th Asia-Pacific Conference on Vision at Suzhou, China on July 5-8, 2013

Source: NC State University Libraries
Added: December 3, 2022

2013 journal article

Sensory and cognitive influences on the training-related improvement of reading speed in peripheral vision

Journal of Vision, 13(7), 14–14.

By: Y. He*, G. Legge* & D. Yu*

MeSH headings : Cognition / physiology; Discrimination Learning / physiology; Female; Humans; Male; Psychophysics; Reading; Recognition, Psychology; Sensation / physiology; Vision, Ocular / physiology; Visual Perception / physiology; Young Adult
TL;DR: The results indicate that the basis of the training-related improvement in reading speed is a large reduction in the interfering effect of crowding and a small reduction of mislocation errors. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: November 5, 2022

2013 journal article

Sensory and cognitive influences on the training-related improvement of reading speed in peripheral vision

Journal of Vision, 13(7).

By: Y. He*, G. Legge & D. Yu

TL;DR: This work derived the temporal attenuation characteristics of the early (prenonlinearity) and late (post-non linearity) stages of the L- and M-cone pathway that signals brightness and found that the early stage acts like a band-pass filter peaking at 10-15 Hz with sensitivity losses at both lower and higher frequencies, whereas the late stage actslike a two-stage low-pass Filter with a corner frequency near 3 Hz. (via Semantic Scholar)
Source: ORCID
Added: February 1, 2024

2013 conference paper

Uncrowding the Visual Span: Does It Improve Reading?

Vision Sciences Society 13th Annual Meeting. Presented at the Vision Sciences Society 13th Annual Meeting, Naples, FL.

By: Y. He & G. Legge

Event: Vision Sciences Society 13th Annual Meeting at Naples, FL on May 10-15, 2013

Source: NC State University Libraries
Added: December 3, 2022

2012 conference paper

Reduced crowding accounts for enlargement of the visual span after training

Vision Sciences Society 12th Annual Meeting. Presented at the Vision Sciences Society 12th Annual Meeting, Naples, FL.

By: Y. He & G. Legge

Event: Vision Sciences Society 12th Annual Meeting at Naples, FL on May 11-16, 2012

Source: NC State University Libraries
Added: December 3, 2022

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