My most recent publication list is available on Google Scholar.
SplitSlider is a reconfigurable control interface that allows input for uncertainty. By changing the configuration of the three cursors, users can either input a single value or probability distribution.
ExpanDial is a shape-changing dial that can change the width and height. We observe how users grab dials of different sizes and design ExpanDial based on the results.
KnobSlider is a shape-changing device that changes between a rotational knob and a linear slider to accommodate users’ needs.
Honourable Mention Award. We study everyday reconfigurable objects for the design and taxonomy of reconfigurable UIs.
We analyze professionals' needs on dials and sliders and evaluate low-fi profiles based on the needs.
The paper suggests interactions for touch and stylus input on tablets. To allow simultaneous input of touch and stylus, we implement a custom stylus.
The article suggests 5 TUIs based on dials and sliders, extending the one-dimensional input spaces to allow uncertain input.
I designed and developed a website for Association for Vertical Farming. It was a great experience to meet people and learn about vertical farming.
I designed the Smart Home service and UI. A part of the mobile and TV interfaces was demonstrated at 13 IFA and CES ’13. I played a role in a global user study, wire-framing, and usability test.
I participated a research project for Samsung Pay. I designed merchants app UIs and card reader appcessory. I also led user studies such as purse tour.
Personal Research/Other Projects
I developed a system that can position a shot on a target, for Korean army's training purpose.
In a big city, such as Berlin, it is not easy for sellers to set up a garage sale or flea market. On the other hand, buyers want to see as many items before making decisions, without walking through all markets. From these perspectives, I suggested a market app, which enables location-based selling and buying.
It can be painful to maintain all the expenses and incomes. I suggested a concept to foster the maintaining process.
When users subscribe newsletters, they push down more important emails to out of users’ sight. Rather than categorizing some emails to Social or Promotion, I suggested following new features for Gmail.
In BookBook, we demonstrated interactive needs for pressure sensitive tablet. In addition to image enlargement, we prototyped racing game, e-book reader, interactive media art.
We suggested a personal sports assistant app. An avatar guides users how to do sessions. An on-shoe sensor tracks user activities.