Oakyoon Cha

Graduate Program in Cognitive Science
Yonsei University
107 Widang Hall
50 Yonsei-ro Seodaemun-gu
Seoul 03722, Korea
+82 10 3729 6812
oakyoon@gmail.com
skype: oakyoon.cha
https://oakyoon.net

Education

  • 2014 - 2017
    Ph.D. in Cognitive Science
    Graduate Program in Cognitive Science, Yonsei University.
    Advisor: Sang Chul Chong
    Dissertation: “Ensemble information contributes to binocular correspondence and perceptual organization” available upon request
  • 2009 - 2011
    M.S. in Cognitive Science
    Graduate Program in Cognitive Science, Yonsei University.
    Advisor: Sang Chul Chong
  • 2000 - 2009
    B.A. in Psychology & Cognitive Science
    Department of Psychology, Yonsei University.

Awards

  • 2016
    Grand Prize, SK Creative Challenge, HCI Korea 2016. photograph
  • 2016
    Best Talk, Annual Meeting of the Korean Society for Cognitive and Biological Psychology.
  • 2015
    Multiple Awards, “LOOK AT ME” Project. photograph
    • Cheil Worldwide initiated the project and Samsung Electronics funded the project.
    • My advisor and I developed training programs, and people at Behavioral Psychology Lab. trained participants with autistic disorder.
  • 2015
    Best Talk, Annual Meeting of the Korean Society for Cognitive and Biological Psychology.
  • 2008
    S Design Award, College of Human Ecology, Yonsei University.

Work Experience

  • 2011 - 2013
    Director, Strategic Planning Dept., Flowgamez.
    • Made marketing-related decisions based on user data.
  • 2005 - 2006
    Researcher/Developer, Communications Lab., SK Communications.
  • 2003 - 2005
    Developer, E-commerce Dept., Danal.
    • Developed and maintained two-channel authentication servers.
    • Languages: C, C++, Java/JBoss.

Publications

  • Cha, O., & Chong, S. C. (under revision). Perceived average orientation reflects effective gist of the surface. Psychological Science.
  • Eo, K., Cha, O., Chong, S. C., & Kang, M. S. (2016). Less is more: semantic information survives interocular suppression when attention is diverted. Journal of Neuroscience, 36(20), 5489-5497. doi:10.1523/JNEUROSCI.3018-15.2016
  • Cha, O., & Chong, S. C. (2014). The background is remapped across saccades. Experimental Brain Research, 232(2), 609-618. doi:10.1007/s00221-013-3769-9
  • Baek, Y., Cha, O., & Chong, S. C. (2012). Characteristics of the filled-in surface at the blind spot. Vision Research, 58, 33-44. doi:10.1016/j.visres.2012.01.020
  • Park, K. M., Cha, O., Kim, S., Im, H. Y., & Chong, S. C. The influence of depth context on blind spot filling-in. Korean Journal of Cognitive Science, 18(4), 351-370. pdf in Korean

Invited Talk

  • March, 2016
    “The background is remapped across saccades.” slides pdf
    Center for Neuroscience Imaging Research, Institute for Basic Science.

Softwares (see https://github.com/oakyoon)

Conference Presentations (pdfs available at https://oakyoon.github.io/cv/)

  • Cha, O., Blake, R., & Chong, S. C. (2017, May). Dissimilarity between feature ensembles triggers binocular rivalry without competing local features. Poster presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. pdf available upon request
  • Cha, O., & Chong, S. C. (2017, January). Effect of the skewness and peak of orientation distributions on the perceived average orientaion. Poster presented at the annual meeting of the Korean Society for Cognitive and Biological Psychology, Busan, Korea. poster pdf in Korean
  • Cha, O., & Chong, S. C. (2016, May). Objects held in visual working memory compete for access to resources. Poster presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. doi:10.1167/16.12.1053 pdf available upon request
  • Cha, O., & Chong, S. C. (2016, January). Objects held in visual working memory compete for access to resources. Talk presetned at the annual meeting of the Korean Society for Cognitive and Biological Psychology, Jeju, Korea. pdf available upon request
  • Eo, K., Cha, O., Kang, M.-S., & Chong, S. C. (2015, May). Attending away makes semantic information available during rivalry. Talk presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. doi:10.1167/15.12.382
  • Kang, K., Cha, O., & Chong, S. C. (2015, May). Relational information decays faster than object features in visual working memory. Poster presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. doi:10.1167/15.12.535
  • Cha, O., & Chong, S. C. (2015, January). Contour integration affects perceived mean orientations of Gabors. Talk presented at the annual meeting of the Korean Society for Cognitive and Biological Psychology, Jeju, Korea. slides pdf in Korean
  • Eo, K., Cha, O., Kang, K., & Chong, S. C. (2015, January). Influence of pupil size on brightness perception. Poster presented at the annual meeting of the Korean Society for Cognitive and Biological Psychology, Jeju, Korea.
  • Kang, K., Cha, O., & Chong, S. C. (2015, January). Relational information decays faster than object features in visual working memory. Poster presented at the annual meeting of the Korean Society for Cognitive and Biological Psychology, Jeju, Korea.
  • Kang, M.-S., Eo, K., Cha, O., & Chong, S. C. (2014, November). Inattention opens door for unconscious processing during continuous flash suppression. Talk presented at the annual meeting of the Society for Neuroscience, Washington, DC.
  • Cha, O., & Chong, S. C. (2014, May). Contour integration affects perceived mean orientations of Gabors. Poster presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. doi:10.1167/14.10.1429 poster pdf
  • Eo, K., Cha, O., Jung, Y., & Chong, S. C. (2014, May). The relationship between vividness of visual imagery and indirect size-measurements of the visual cortex. Poster presented at the annual meeting of the Vision Sciences Society, St. Pete Beach, FL. doi:10.1167/14.10.43
  • Cha, O., & Chong, S. C. (2011, June). Analyzing electrophysiological signals using genetic algorithm. Talk presented at the annual meeting of the Korea Society for Cognitive Science, Seoul, Korea. slides pdf in Korean
  • Baek, Y., Cha, O., & Chong, S. C. (2011, June). Binocular rivalry and the perception at the blind spot. Talk presented at the annual meeting of the Korean Society for Cognitive Science, Seoul, Korea.
  • Baek, Y., Cha, O., & Chong, S. C. (2011, May). Temporal dynamics of binocular rivalry at the blind spot. Poster presented at the annual meeting of the Vision Sciences Society, Naples, FL. doi:10.1167/11.11.304
  • Cha, O., & Chong, S. C. (2010, May). Background is remapped across saccades. Poster presented at the annual meeting of the Vision Sciences Society, Naples, FL. doi:10.1167/10.7.516 poster pdf
  • Baek, Y., Kim, J., Cha, O., & Chong, S. C. (2009, May). The quality of filled-in surface at the blind spot. Poster presented at the annual meeting of the Vision Sciences Society, Naples, FL. doi:10.1167/9.8.1028
  • Dagger symbols () indicate awarded posters/talks.

Other Creative Works

  • Flowgamez C.I.

    • Nominated for the new C.I., In-house Contest for New C.I., Flowgamez. use cases
  • Personal Logotype

    • Logotype based on Korean characters representing my name. see logotype
  • ShortEnuf (currently out of service)

    • URL shortener that maps URLs to 3-letter domains (e.g. qto.in) for limited period of time.
    • Made to the final of TWiST Seoul at 2011. blog post on this event
  • Robot Stingray

    • Creative Design Fair 2003, Department of Mechanical Engineering, Yonsei University.
    • Photographs and a movie clip available (see https://oakyoon.github.io/cv/).