2017
Dim, N.K.,Kibum, K.,Ren, X.,

An Exploratory Study of Marking Menu Selection by Visually Impaired Participants

In proceedings of 3rd IEEE International Conference in Smart Computing (SMARTCOMP 2017), (29-31 May 2017, Hong Kong) [Accepted - Best Paper]
[PDF] IEEE
Wang, Q.,Ren, X.,Sun, X.,

Enhancing Pen-based Interaction using Electrovibration and Vibration Haptic Feedback [CHI 2017]

Proceedings of the ACM CHI Conference on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 3746-3750.
[PDF] ACM
Sarcar, S.,Munteanu, C.,Jokinen, J.,Oulasvirta, A.,Silpasuwanchai, C.,Charness, N.,Dunlop, M.,Ren, X.,

Designing Mobile Interactions for the Ageing Populations [CHI Workshops 2017]

Proceedings of the CHI Conference Extended Abstracts on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 506-509
[PDF] ACM
Niksirat, K.S.,Silpasuwanchai, C.,Ahmed, M.,Cheng, P.,Ren, X.,

A Framework for Interactive Mindfulness Meditation Using Attention-Regulation Process [CHI 2017]

Proceedings of the CHI Conference on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 2672-2684.
[PDF] ACM
Jokinen, J.,Sarcar, S.,Oulasvirta, A.,Silpasuwanchai, C.,Wang, Z.,Ren, X.,

Modelling Learning of New Keyboard Layouts [CHI 2017]

Proceedings of the ACM CHI Conference on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 4203-4215
[PDF] ACM
Ahmed, M.,Silpasuwanchai, C.,Niksirat, K.S.,Ren, X.,

Understanding the Role of Human Senses in Interactive Meditation [CHI 2017]

Proceedings of the ACM CHI Conference on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 4960-4965.
[PDF] ACM
Niksirat, K.S.,Silpasuwanchai, C.,Ren, X.,Wang, Z.,

Towards Cognitive Enhancement of the Elderly: A UX Study of a Multitasking Motion Video Game [CHI 2017]

Proceedings of the CHI Conference Extended Abstracts on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 2017-2024.
[PDF] ACM
Farooq, U.,Grudin, J.,Shneiderman, B.,Maes, P.,Ren, X.,

Human Computer Integration versus Powerful Tools

Proceedings of the CHI Conference Extended Abstracts on Human Factors in Computing Systems (CHI ’17), Denver, USA (May 6 – 11, 2017). pp. 1277-1282.
[PDF] ACM
2016
Charness, N .,Dunlop, M.,Munteanu, M.,Nicol, E.,Oulasvirta, A.,Ren, X.,Sarcar, S.,Silpasuwanchai, C.,

Rethinking Mobile Interfaces for Older Adults [CHI SIG Meetings 2016]

Proceedings of the 2016 CHI Conference Extended Abstracts on Human Factors in Computing Systems (CHI EA '16). ACM, New York, NY, USA, pp. 1131-1134
[PDF] ACM
Sarcar, S.,Jokinen, J.,Oulasvirta, A.,Silpasuwanchai, C.,Wang, Z.,Ren, X.,

Towards Ability-Based Optimization for Aging Users [IxAP 2016]

Proceedings of the 2016 ACM International Symposium on Interactive Technology and Ageing Populations (IxAP ’16), Kochi, Japan (October 20 - 22, 2016). New York: ACM Press (ISTP, ACM), Accepted.
[PDF] ACM
Niksirat, K.S.,Silpasuwanchai, C.,Wang, Z.,Fan, J.,Ren, X.,

Age-Related Differences in Gross Motor Skills [IxAP 2016]

Proceedings of the 2016 ACM International Symposium on Interactive Technology and Ageing Populations (IxAP ’16), Kochi, Japan (October 20 - 22, 2016). New York: ACM Press (ISTP, ACM), Accepted.
[PDF] ACM
Yin, L..,Wang, Z..,

Measuring Visual Enclosure for Street Walkability: Using Machine Learning Algorithms and Google Street View Imagery

Applied Geography, 76: 147-153
[PDF] ScienceDirect
Xiangshi Ren.,

Rethinking the Relationship between Humans and Computers, Computer, IEEE.

Computer, IEEE.,
[PDF] Rethinking the Relationship between Humans and Computers
Dim, N.K.,Silpasuwanchai, C.,Sarcar, S.,Ren, X.,

Designing Mid-Air TV Gestures for Blind People Using User- and Choice-Based Elicitation Approach [DIS 2016]

Proceedings of the 2016 ACM Conference on Designing Interactive Systems (DIS ’16), Brisbane, Australia (June 4 – 8, 2016). Accepted. [Acceptance rate: 108/418=26%]
[PDF]
Silpasuwanchai, C.,Ma, X.,Shigemasu, H.,Ren, X.,

Developing a Comprehensive Engagement Framework of Gamification for Reflective Learning [DIS 2016]

Proceedings of the 2016 ACM Conference on Designing Interactive Systems (DIS ’16), Brisbane, Australia (June 4 – 8, 2016). Accepted. [Acceptance rate: 108/418=26%]
[PDF]
Putra, H. A.,Ren, X.,

Developing fMRI-Compatible Interaction Systems through Air Pressure [UIST 2016]

Adjunt Proceedings of the 29th Annual Symposium on User Interface Software and Technology, (UIST ’16), Tokyo, Japan (October 16 – 19, 2016). pp. 192-192
[PDF] ACM
Dim, N.K.,Ren, X.,

Investigation of Suitable Body Parts for Wearable Vibration Feedback in Walking Navigation [IJHCS]

International Journal of Human - Computer Studies, (2017), pp. 34-44
[PDF] IJHCS
Wang Chen.,Xiangshi Ren.,

Applying Visual Complexity into Interface Aesthetic Computing

International Symposium on Interactive Technology and Ageing Populations,
[PDF]
Ahmed, M.,Silpasuwanchai, C.,Niksirat, KS.,Ren, X.,

How Audio, Visual, Touch and their Combinations Affect Meditation - Case Study through Smartphone Apps [IDHF 2016]

International Symposium on Interaction Design and Human Factors, (IDHF) 2016
[PDF]
Wang, Q.,Ren, X.,Sarcar, S.,Sun, X.,

EV-Pen: Leveraging Electrovibration Haptic Feedback in Pen Interaction [ISS 2016] [Best Paper Award, top 1% of the submissions]

Proceedings of the 2016 ACM on Interactive Surfaces and Spaces (ISS '16), Niagara Falls, Canada (November 6 – 9, 2016). ACM, New York, NY, USA, pp. 57-66. ACM.
[PDF] ACM
Wang, Q.,Ren, X.,Sun, X.,

EV-Pen: An Electrovibration Haptic Feedback Pen for Touchscreens [Siggraph Asia 2016]

SIGGRAPH ASIA 2016 Emerging Technologies (SA '16). , Macau (December 5 -8, 2016). ACM, New York, NY, USA, Article 8, 2 pages
[PDF] ACM
Wang, Xue.,Niksirat, K.S.,Silpasuwanchai, C.,Wang, Z.,Ren, X.,Niu, Z.,

How skill balancing impact the elderly player experience?

2016 IEEE 13th International Conference on Signal Processing (ICSP),
[PDF] IEEE
2015
Ahmed, M.,Silpasuwanchai, C.,Fares, N.,Amin, Z.,Salama, A.,

Exploring Self-Regulation Based Virtual Learning Environments Using Diary

Neuroscience and Biomedical Engineering, 3(2), 66-75
[PDF]
Ahmed, M. M. H..,Silpasuwanchai, C..,Fares, N. M..,Amin, Z. M..,Salama, A. A..,

Exploring Self-Regulation Based Virtual Learning Environments Using Diary

,
[PDF]
Law, E.,Silpasuwanchai, C., Ren, X.,Bardzell, J., Clemmensen, T., Liu, Y.,

Leveraging and Integrating Eastern and Western Insights into Human Engagement Studies [CHI Workshop 2015]

Extended Abstracts of the ACM Conference on Human Factors in Computing Systems (CHI Workshop '15)., Seoul, Korea (April 18-23, 2014). New York: ACM Press (ISTP, ACM), pp. 2433-2436
[PDF] [ACM]
Tu, H.,Ren, X.,Zhai, S.,

Differences and Similarities between Finger and Pen Stroke Gestures on Stationary and Mobile devices [TOCHI 2015]

ACM Transactions on Computer-Human Interaction (TOCHI) 22 (5), pp. 1-39
[PDF] [ACM]
Kim, K.,Ren, X.,

ShifTable: A Natural Remote Target Selection Technique on Large Displays [IwC 2015]

Special Issue in Interacting with Computers (IwC) 27 (5), pp. 1-13
[PDF] [Oxford University Journals]
Machida, T.,Dim, NK.,Ren, X.,

Suitable Body Parts for Vibration Feedback in Walking Navigation Systems [Chinese CHI 2015]

Extended Abstracts of the ACM Conference on Human Factors in Computing Systems (CHI Workshop '15), Seoul, Korea (April 18-23, 2014). New York: ACM Press (ISTP, ACM), pp. 2433-2436
[PDF] [ACM]
Silpasuwanchai, C.,Ren, X.,

Designing concurrent full-body gestures for intense gameplay [IJHCS 2015]

International Journal of Human-Computer Studies (IJHCS) 80 (8), pp. 1-13
[PDF] [Elsevier]
Kim, K.,Ren, X.,Choi, S.,Tan, HZ.,

Assisting people with visual impairments in aiming at a target on a large wall-mounted display [IJHCS 2015]

International Journal of Human-Computer Studies (IJHCS) 86 (2), pp. 109-120
[PDF] [Elsevier]
2014
Kibum, K.,Ren, X.,

Assisting Visually Impaired People to Acquire Targets on a Large Wall-Mounted Display [JCST 2014]

Journal of Computer Science & Technology (JCST) 29 (5), pp. 825-836
[PDF] [Springer]
Zhao, J.,Soukoreff, R.,W.,Ren, X.,

A Model of Scrolling on Touch-Sensitive Displays [IJHCS 2014]

International Journal of Human-Computer Studies (IJHCS) 72 (12), pp. 805-821
[PDF] [Elsevier]
Dim, NK.,Ren, X.,

Designing Motion Gesture Interfaces in Mobile Phones for Blind People [JCST 2014]

Journal of Computer Science & Technology (JCST) 29 (5), pp. 812-824
[PDF] [Springer]
Tu, H.,Ren, X.,Wang, F.,

Evaluation of Flick and Ring Scrolling on Touch-based Smart Phones [IJHCI 2014]

Special Issue in International Journal of Human-Computer Interaction (IJHCI) 30 (8), pp. 643-653
[PDF] [Taylor & Francis]
Mizobata, R.,Silpasuwanchai, C.,Ren, X.,

Only for casual players? Investigating player differences in full-body game interaction [Chinese CHI 2014]

Proceedings of the Second International Symposium of Chinese CHI (Chinese CHI '14), Toronto, Canada (April 26-27, 2014), ACM Press (ISTP, ACM), pp. 57-65
[PDF] [ACM]
Silpasuwanchai, C.,Ren, X.,

Jump and Shoot! -Prioritizing Primary and Alternative Body Gestures for Intense Gameplay [CHI 2014]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '14), Toronto, Canada (April 26 - May 1, 2014), ACM Press (ISTP, ACM), pp. 951-954 , Acceptance rate of 22.5%
[PDF] [ACM]
2013
Tu, H.,Ren, X.,

Optimal Entry Size of Handwritten Chinese Characters in Touch-based Mobile Phones [IJHCI 2013]

International Journal of Human-Computer Interaction (IJHCI) 29 (1), 1-12
[PDF] [Taylor & Francis]
Sun, M.,Ren, X.,Zhai, S.,Wang, F.,

The Impact of Candidate Display Styles for Japanese and Chinese Characters on Input Efficiency [IJHCS 2013]

International Journal of Human-Computer Studies (IJHCS) 71 (3), pp. 236-249
[PDF] [Elsevier]
2012
Tu, H.,Ren, X.,Zhai, S.,

A Comparative Evaluation of Finger and Pen Stroke Gestures [CHI 2012]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '12), Austin, Texas (May 5 - 10, 2012), ACM Press (ISTP, ACM), pp. 1287-1296, Acceptance rate of 23%
[PDF] [ACM]
Xin, Y.,Bi, X.,Ren, X.,

Natural Use Profiles for the Pen: An Empirical Exploration of Pressure, Tilt, and Azimuth [CHI 2012]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '12), Austin, Texas (May 5 - 10, 2012), ACM Press (ISTP, ACM), pp. 801-804, Acceptance rate of 23%
[PDF] [ACM]
2011
Sun, M.,Cao, X.,Song, H.,Izadi, S.,Benko, H.,Guimbretiere, F.,Ren, X.,Hinckley, K.,

Enhancing Naturalness of Pen-and-Tablet Drawing through Context Sensing [ITS 2011]

Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces (ITS '11), Kobe, Japan (Nov 13 - 16, 2011), ACM Press (ISTP, ACM), Victoria, BC, Canada (October 4 - 7, 2009), ACM Press (ISTP, ACM)pp. 83 - 86
[PDF] [ACM]
Xin, Y.,Bi, X.,Ren, X.,

Acquiring and Pointing: An Empirical Study of Pen Tilt-Based Interaction [CHI 2011]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '11), Vancouver, Canada (May 7 - 12, 2011), ACM Press (ISTP, ACM), pp. 849 - 858, Acceptance rate of 23%
[PDF] [ACM]
2010
Zhang, X.,Ren, X.,Zha, H.,

Modeling Dwell-Based Eye Pointing Target Acquisition [CHI 2010]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '10), pp. 2083-2092. Acceptance rate 23%
[PDF] [ACM]
2009
Wang, F.,Cao, X.,Ren, X.,Irani, P.,

Detecting and Leveraging Finger Orientation for Interaction with Direct-Touch Surfaces [UIST 2009]

Proceedings of ACM Symposium on User Interface Software and Technology (UIST '09), Victoria, BC, Canada (October 4 - 7, 2009), ACM Press (ISTP, ACM), pp. 23 - 32, Acceptance rate 21%
[PDF] [ACM]
Wang, F.,Ren, X.,

Empirical Evaluation for Finger Input Properties in Multi-touch Interaction [CHI 2009]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '09), Boston, USA (April 4- 9, 2009), ACM Press (ISTP, ACM), pp. 1063 - 1072, Acceptance rate 25%
[PDF] [ACM]
Ren, X.,Zhou, X.,

The Optimal Size of Handwriting Character Input Boxes on PDAs [IJHCI 2009]

International Journal of Human-Computer Interaction (IJHCI) 25 (8), pp. 762 - 784
[PDF] [Taylor & Francis]
2008
Zhang, X.,Ren, X., Zha, H.,

Improving Eye Cursor's Stability for Eye Pointing Tasks [CHI 2008]

Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI '08), Florence, Italy (April 5 - 10, 2008), ACM Press (ISTP, ACM), pp. 525-534. Acceptance rate 22%
[PDF] [ACM]
2007
Ren, X.,Yin, J.,Zhao, S.,Li, Y.,

The Adaptive Hybrid Cursor: A Pressure-based Target Selection Technique for Pen-based User Interfaces [INTERACT 2007]

Proceedings of the eleventh IFIP TC13 International Conference on Human-Computer Interaction (INTERACT '07), Rio De Janeiro, Brazil (September 10-14, 2007), Springer Press, pp. 310-323
[PDF] [Springer]
2005
Ren, X.,Kong, J.,Jiang, Q.,

SH-Model: A Model Based on Both System and Human Effects for Pointing Task Evaluation [IPSJ 2005]

IPSJ Journal 46 (5), pp. 1343-1353
[PDF] [IPSJ]
2004
Zhai, S.,Kong, J.,Ren, X.,

Speed-Accuracy Tradeoff in Fitts’ Law Tasks- on the Equivalency of Actual and Nominal Pointing Precision [IJHCS 2004]

International Journal of Human-Computer Studies (IJHCS) 61 (6), pp. 823-856
[PDF] [Elsevier]
2000
Ren, X.,Moriya, S.,

Improving Selection Performance on Pen-Based Systems: A Study of Pen-Based Interaction for Selection Tasks [TOCHI 2000]

ACM Transactions on Computer Human Interaction (TOCHI) 7 (3), pp. 384-416
[PDF] [ACM]