Recent Publications
Verifying or Clarifying? User Preferences for Mobile Crowdsourcing in Response to Seemingly Inconsistent Sensor Data
You-Hsuan Chiang, Je-Wei Hsu, Hsin-Lun Chiu, Chung-En Liu, Tzu-Yu Huang, and Yung-Ju Chang* (PACM CSCW' '25) [In Press]
"I Want Lower Tone for Work-Related Notifications": Exploring the Effectiveness of User-Assigned Notification Alerts in Improving User Speculation of and Attendance to Mobile Notifications [link]
Tang-Jie Chang, Li-Ting Su, Yong-Han Lin, Jie Tsai, ZiXun Tang, and Yung-Ju Chang* (PACM MHCI' '24)
Investigating User-perceived Impacts of Contextual Factors on Opportune Moments [link]
Yu-Jen Lee, Meng-Hsin Wu, Chung Chiao Chang, XiJing Chang, and Yung-Ju Chang* (PACM MHCI' '24)
Pinning, Sorting, and Categorizing Notifications: A Mixed-methods Usage and Experience Study of Mobile Notification-management Features [link]
Yong-Han Lin, Li-Ting Su, Uei-Dar Chen, Yi-Chi Lee, Peng-Jui Wang, and Yung-Ju Chang* (IMWUT '24)
“I Prefer Regular Visitors to Answer My Questions”: Users’ Desired Experiential Background of Contributors for Location-based Crowdsourcing Platform [link]
Fang-Yu Lin, Pei-Hua Tsai, Chia-Yi Lee, Yi-Ting Ho, Yao-Kuang Chen, Yu-Chun Yen, and Yung-Ju Chang* (CHI '24)
Get Distracted or Missed the Stop? Investigating Public Transit Passengers’ Travel-Based Multitasking Behaviors, Motives, and Challenges [link]
Hsinju Lee, Fang-Hsin Hsu, Wei-Ko Li, Jie Tsai, Ying-Yu Chen, Yung-Ju Chang* (CHI '23)
I Like Their Autonomy and Closeness to Me: Uncovering the Perceived Appeal of Social-Media Influencers [link]
Yu-Ling Chou, Hsuan-Jen Lee, Jie Tsai, Kung-Pai Lin, Faye Shih, Yung-Ju Chang* (CHI '23)
Not Merely Deemed as Distraction: Investigating Smartphone Users’ Motivations for Notification-Interaction [link]
XiJing Chang, Fang-Hsin Hsu, En-Chi Liang, Zih-Yun Chiou, Ho-Hsuan Chuang, Fang-Ching Tseng, Yu-Hsin Lin, Yung-Ju Chang* (CHI '23)
Are You Killing Time? Predicting Smartphone Users’ Time-killing Moments via Fusion of Smartphone Sensor Data and Screenshots [link]
Yu-Chun Chen, Yu-Jen Lee, Kuei-Chun Kao, Jie Tsai, En-Chi Liang, Wei-Chen Chiu, Faye Shih, Yung-Ju Chang* (CHI '23)
Multiple Device Users' Actual and Ideal Cross-Device Usage for Multi-Stage Notification-Interactions: An ESM Study Addressing the Usage Gap and Impacts of Device Context [link]
Fang-Ching Tseng, Zih-Yun Chiou, Ho-Hsuan Chuang, Li-Ting Su, Yong-Han Lin, Yu-Rou Lin, Yi-Chi Lee, Peng-Jui Wang, Uei-Dar Chen, Yung-Ju Chang* (CHI '23)
What Makes IM Users (Un)Responsive: An Empirical Investigation for Understanding IM Responsiveness [link]
Hao-Ping Lee, Yi-Shyuan Chiang, Yu-Ling Chou, Kung-Pai Lin, Yung-Ju Chang* (IJHCS '23)
Scanning or Simply Unengaged in Reading? Opportune Moments for Pushed News Notifications and Their Relationship with Smartphone Users' Choice of News-reading Modes [link]
Chen-Chin Lin , Chia-Chen Wu , Ping-Ju Huang , Yu-Hsin Lai , Yi-Ting Ho , Chih-Chi Chung , Yung-Ju Chang* (PACM MHCI' 23)
Predicting and Exploring Abandonment Signals in a Banking Task-Oriented Chatbot Service [link]
Chieh Hsu, Hsin-Chien Tung, Hong-Han Shuai, Yung-Ju Chang* (IJHCI' 23)
Tracking the Temporal Flows of Mobile Communication in Daily Life [link]
Morgan Ross, Joseph Bayer*; Lisa Rhee, Ivory Potti, Yung-Ju Chang (New Media and Society '23)
Perceived vs. Observed mHealth Behavior: A Naturalistic Investigation of Tracking Apps and Daily Movement [link]
Chang Mao, Joseph Bayer*, Morgan Ross, Lisa Rhee, Huyen Le, Jerry Mount, Hsiu-Chi Chang, Yung-Ju Chang, Alex Hedstrom, Shelly Hovick
(Mobile Media & Communication '23)
“Because I’m Restricted, 2–4 PM Unable to See Messages”: Exploring Users’ Perceptions and Likely Practices around Exposing Attention-management Information on IM Statuses [link]
Yu-Ling Chou, Yu-Ling Chien, Yu-Hsin Lin, Kung-Pai Lin, Faye Shih, Yung-Ju Chang* (CHI '22)
Predicting Opportune Moments to Deliver Notifications in Virtual Reality [link]
Kuan-Wen Chen, Yung-Ju Chang*, Liwei Chan (CHI '22)
Why Did You/I Read but Not Reply? IM Users’ Unresponded Read-Receipt Practices and Explanations [link]
Yu-Ling Chou, Yi-Hsiu Lin, Tzu-Yi Lin, Hsin Ying You, Yung-Ju Chang* (CHI '22)
How to Guide Task-oriented Chatbot Users, and When: A Mixed-methods Study of Combinations of Chatbot Guidance Types and Timings [link]
Su-Fang Yeh, Meng-Hsin Wu, Tze-Yu Chen, Yen-Chun Lin, XiJing Chang, You-Hsuan Chiang, Yung-Ju Chang*. (CHI '22) [Honorable Mention Award for Best Paper]
Analyzing GPS Data for Psychological Research: A Tutorial [link]
Sandrine Müller, Joseph Bayer*, Morgan Quinn Ross, Jerry Mount, Clemens Stachl, Gabriella M. Harari, Yung-Ju Chang, and Huyen T(AMPPS '22)
Investigating Four Navigation Aids for Supporting Navigator Performance and Independence in Virtual Reality [link]
Ting-Yu Kuo, Yung-Ju Chang*, and Hung-Kuo Chu. (IJHCI '22)
A Source You Prefer, or Majority? Investigating User Responses to Conflicting Opinions in Multi-platform Restaurant-review Lists [link]
Tzu-Hao Lin, Yen-Yun Liu, Hong-Han Shuai, Fang-Hsin Hsu, and Yung-Ju Chang* (IJHCI '22)
A Lab-Based Investigation of Reaction Time and Reading Performance using Different In-Vehicle Reading Interfaces during Self-Driving [link]
Lei Hsiung, Yung-Ju Chang, Wei-Ko Li, Tsung-Yi Ho, and Shan-Hung Wu*. (Automotive UI '22)
What Kinds of Experiences Do you Desire? A Preliminary Study of Desired Experiences of Contributors in Location-Based Mobile Crowdsourcing [link]
Fang-Yu Lin, Chia-Yi Lee, Yi-Ting Ho, Yao-Kuang Chen, Grace Yu-Chun Yen, Yung-Ju Chang*. (CHI LBW '22 )
Screenshot Journey Auditor: A Tool to Support Analysis of Smartphone Media Consumption Journey Using Screenshot Data [link]
Chen-Chin Lin, Jian-Hua Jiang Chen, Rebecca Ping Yu, Wan-Yun Yu, Yung-Ju Chang*. (CSCW EA '22 )
“This is Why I Like Them!”: Exploring the Perceived Appeal of Social Media Influencers vs. Traditional Mass Media [link]
Hsuan-Jen Lee, Yu-Ling Chou, Jie Tsai, Yung-Ju Chang*. (CSCW EA '22 )
CAMPUS: A University Crowdsourcing Platform for Reporting Facility, Status Update, and Problem Area Information [link]
Chih-Chi Chung, Yen-Chun Lin, Yu-Cheng Wang, Tze-Yu Chen, Chia-Yu Chen, Xinye Jiang, Fang-Yu Lin, Yu Hao Weng, Yung-Ju Chang*. (CSCW EA '22 )
Investigating Correction Effects of Different Modalities for Misinformation about COVID 19 [link]
Yu-Chia Tseng, Nanyi Bi, Yung-Ju Chang, Chien Wen (Tina) Yuan*. (CSCW EA '22 )
IM Receptivity and Presentation-type Preferences among Users of a Mobile App with Automated Receptivity- status Adjustment [link]
Ting-Wei Wu, Yu-Ling Chien, Hao-Ping Lee, and Yung-Ju Chang*. (CHI '21)
“I Got Some Free Time”: Investigating Task-execution and Task-effort Metrics in Mobile Crowdsourcing Tasks [link]
Chia-En Chiang, Yu-Chun Chen, Fang-Yu Lin, Felicia Feng, Hao-An Wu, Hao-Ping Lee, Chang-Hsuan Yang, Yung-Ju Chang*. (CHI '21)
“Put it on the Top, I’ll Read it Later”: Investigating Users’ Desired Display Order for Smartphone Notifications [link]
Tzu-Chieh Lin, Yu-Shao Su, Emily Yang, Yun Han Chen, Hao-Ping Lee, and Yung-Ju Chang*. (CHI '21)
Inviting Participants' Peers in a Mobile Assessment Study: An Empirical Investigation [link]
Yu-Lin Chang, Hao-Ping Lee, Yung-Ju Chang*, Chih-Ya Shen. (MobileHCI '21)
Making Meals Both Appealing and Healthy: A Food Presentation Simulation System [link]
Li-Hsing Zheng, Yao-Zhen Kuo, Jui Lo, Yung-Ju Chang, and Yu-Shuen Wang*. (C&C '21 )
Self-Attentive Recommendation for Multi-Source Review Package [link]
Pin-Yu Chen, Yu-Hsiu Chen, Hong-Han Shuai* and Yung-Ju Chang. (IJCNN '21 )
Opportune Moments for the Multi-Stage Notification Responding Process: A Preliminary Investigation [link]
Chung Chiao Chang, Meng-Hsin Wu, Xi-Jing Chang, and Yung-Ju Chang*. (UbiComp-ISWC '21)
Killing-Time Detection from Smartphone Screenshots [link]
Yu-Chun Chen, KeuiChun Kao, Yu-Jen Lee, Faye Shih, Wei-Chen Chiu, and Yung-Ju Chang*. (UbiComp-ISWC '21)
I’m Interested, but Can/Would Only Skim It: Studying Smartphone Users’ Receptivity to News Notifications [link]
Ping-Ju Huang, Chia-Chen Wu, Yu-Hsin Lai, Chen-Chin Lin, and Yung-Ju Chang*. (UbiComp-ISWC '21)
Occurrence and Triggers of Mobile News Exposure: A Screenshot-Based ESM Study [link]
Jian Hua Jiang Chen, Ming Yen Yeh, Chen-Chin Lin, Yung-Ju Chang*, Wan-Yun Yu, Rebecca Ping Yu. (UbiComp-ISWC '21 )
SYNC: A Crowdsourcing Platform for News Co-editing [link]
Jin An Lin, Feng-I Hsu, Shang-Hsun Lu, Hsin-Yu Yao, Tsai yu Kuo, Chieh Kai Lin, and Yung-Ju Chang*. (CSCW EA '21 )
Exploring Users’ Preferences on Chatbot’s Guidance Type and Timing [link]
Meng-Hsin Wu, Su-Fang Yeh, XiJing Chang, and Yung-Ju Chang*. (CSCW EA '21)
Distinguishing IM Communication Patterns with Relationship and Conversation Topic [link]
Kung-Pai Lin, Hao-Ping (Hank) Lee, Yu-Ling Chou, Faye Shih, and Yung-Ju Chang*. (CSCW EA '21)
Tell Me When Users Leave: Predicting Users’ Abandonment of A Task-Oriented Chatbot Service using Explainable Deep Learning [link]
Yu-Wei Yang, Chieh Hsu, Hsin-Chien Tung, Hong-Han Shuai and Yung-Ju Chang*. (CUI EA '21 )
Bridging the Virtual and Real Worlds: A Preliminary Study of Messaging Notifications in Virtual Reality [link]
Ching-Yu Hsieh, Yi-Shyuan Chiang, Hung-Yu Chiu, and Yung-Ju Chang*. (CHI '20)
A Conversation Analysis of Non-Progress and Coping Strategies with a Banking Task-Oriented Chatbot [link]
Chi-Hsun Li, Su-Fang Yeh, Tang-Jie Chang, Meng-Hsuan Tsai, Ken Chen, and Yung-Ju Chang*. (CHI '20)
Exploring the Design Space of User-System Communication for Smart-home Routine Assistants [link]
Yi-Shyuan Chiang, Ruei-Che Chang, Yi-Lin Chuang, Shih-Ya Chou, Hao-Ping Lee, I-Ju Lin, Jian-Hua Jiang Chen, and Yung-Ju Chang*. (CHI '20)
V-Eye: A Vision-based Navigation System for the Visually Impaired [link]
Ping-Jung Duh, Yu-Cheng Sung, Liang-Yu Fan Chiang, Yung-Ju Chang, and Kuan-Wen Chen*. 2020. IEEE Transactions on Multimedia
Combining Participatory and ESM: A Hybrid Approach to Collecting Annotated Mobility Data [link]
Hsiu-Chi Chang, Yung-Ju Chang*, Mark W. Newman, and Chih-Hsin Lin. (CHI EA '20)
A Preliminary Attempt of an Intelligent System Predicting Users’ Correctness of Notifications’ Sender Speculation [link]
Tang-Jie Chang, Jian-Hua Jiang Chen, Hao-Ping Lee, and Yung-Ju Chang*. (UbiComp-ISWC '20)
Effects of Activity Breakpoints on Mobile Crowdsourcing Task Performance [link]
Chia-En Chiang, Yung-Ju Chang*, and Felicia Feng. (UbiComp-ISWC '20)
Using Gamification to Create and Label Photos that are Challenging for Computer Vision and People [link]
Piotr Kotlinski, Xi-Jing Chang, Yang Chih-Yun, Wei-Chen Chiu, and Yung-Ju Chang*. (UbiComp-ISWC '20)
Comparing the Effects of Reference-based, Orientation-based, and Turn-by-turn navigation Guidance on Users’ Independent Navigation [link]
Ting-Yu Kuo, Hung-Kuo Chu, and Yung-Ju Chang*. (UbiComp-ISWC '20)
A Preliminary Investigation of the Mismatch between Attendance Order and Desired Display Order of Smartphone Notifications [link]
Tzu-Chieh Lin, Yu-Shao Su, Emily Yang, Yun Han Chen, Hao-Ping Lee, and Yung-Ju Chang*. (UbiComp-ISWC '20)
A Preliminary Study of an Intelligent System Facilitating Selective Notification Attendance on Smartphones via Alert Assistance [link]
Yi-Hao Shih, Tang-Jie Chang, Jian-Hua Jiang Chen, Hao-Ping Lee, and Yung-Ju Chang*. (UbiComp-ISWC '20)
Exploring the Presentation of Estimated Receptivity Status for Instant Messaging [link]
Ting-Wei Wu, Yu-Ling Chien, Yung-Ju Chang*. (MobileHCI '20 EA)
BusMyFriend: Designing a Bus Reservation Service for People with Visual Impairments in Taipei [link]
Carolyn Yu, Yee Li, Tsai-Yuan Huang, Wei-An Hsieh, Shao-Yu Lee, I-Hui Yeh, Gang Ku Lin, Neng-Hao Yu*, Hsien-Hui Tang, and Yung-Ju Chang. (DIS '20 Companion)
Tourgether: Exploring Tourists’ Real-time Sharing of Experiences as a Means of Encouraging Point-of-Interest Exploration [link]
Yung-Ju Chang*, Chu-Yuan Yang, Ying-Hsuan Kuo, Wen-Hao Cheng, Chun-Liang Yang, Fang-Yu Lin, I-Hui Yeh, Chih-Kuan Hsieh, Ching-Yu Hsieh, and Yu-Shuen Wang. (IMWUT '2019)
I Think It’s Her: Investigating Smartphone Users’ Speculation About Phone Notifications and Its Influence on Attendance [link]
Yung-Ju Chang*, Yi-Ju Chung, and Yi-Hao Shih. (MobileHCI '19) [Honorable Mention Award for Best Paper ]
Does Who Matter?: Studying the Impact of Relationship Characteristics on Receptivity to Mobile IM Messages [link]
Hao-Ping Lee, Kuan-Yin Chen, Chih-Heng Lin, Chia-Yu Chen, Yu-Lin Chung, Yung-Ju Chang*, and Chien-Ru Sun. (CHI '19)
How Much do Parents Actually Use Their Smartphones? Pilot Study Comparing Self-report to Passive Sensing [link]
Nalingna Yuan, Heidi M. Weeks, Rosa Ball, Mark W. Newman, Yung-Ju Chang, and Jenny S. Radesky. 2019. Pediatric Research
Advertising in Young Children’s Apps: A Content Analysis [link]
Marisa Meyer, Victoria Adkins, Nalingna Yuan, Heidi M. Weeks, Yung-Ju Chang, and Jenny Radesky. 2019. Journal of Developmental & Behavioral Pediatrics
When There is No Progress with a Task-Oriented Chatbot: A Conversation Analysis [link]
Chi-Hsun Li, Ken Chen, and Yung-Ju Chang*. (MobileHCI '19 EA)
Predicting Smartphone Users’ General Responsiveness to IM Contacts Based on IM Behavior [link]
Hao-Ping Lee, Tilman Dingler, Chih-Heng Lin, Kuan-Yin Chen, Yu-Lin Chung, Chia-Yu Chen, and Yung-Ju Chang*. (MobileHCI '19 EA)
She is in a Bad Mood Now: Leveraging Peers to Increase Data Quantity via a Chatbot-Based ESM [link]
Yu-Lin Chang, Yung-Ju Chang, and Chih-Ya Shen. (MobileHCI '19 EA)
Exploring the Design of Availability Status in Mobile IM Messaging with User Enactments [link]
Yu-Ling Chien, Ting-Wei Wu, and Yung-Ju Chang*. (MobileHCI '19 EA)
Connecting IM pattern and Selective Perceived Responsiveness to Relationship: a Cluster-based Approach [link]
Hao-Ping Lee, Kuan-Yin Chen, Chih-Heng Lin, and Yung-Ju Chang*. (UbiComp/ISWC '19 Adjunct)
Vibration Feedback Controlled by Intuitive Pressing in Virtual Reality [link]
Yu-Wei Wang, Tse-Yu Pan, Yung-Ju Chang, and Min-Chun Hu. (AIVR Poster Paper '19)
A New Online Charging System Based on Context of Mobile Users [link]
Albert Budi Christian, Cheng-Wei Wu, Wan-Hsun Hu, Yung-Ju Chang, and Yu-Chee Tseng*. (ICCE-TW '19).
SCQ: Stage-Based, Context-Aware, QoE-Driven Power Optimization for Interactive Applications on Mobile Devices [link]
Chi-Kai Ho, Chung-Ta King*, and Yung-Ju Chang. (MDM '19).
iTour: Making Tourist Maps GPS-Enabled [link]
Chih-Hsiang Hsu, Chia-Lun Ku, Yung-Ju Chang, Yu-Shuen Wang, Uyn-Dinh Trân, Wen-Hao Cheng, Chu-Yuan Yang, Ching-Yu Hsieh, and Chun-Cheng Lin. (IMWUT '18)
Heed: Exploring the Design of Situated Self-Reporting Devices [link]
Gaurav Paruthi, Shriti Raj, Seungjoo Baek, Chuyao Wang, Chuan-che Huang, Yung-Ju Chang, and Mark W. Newman. (IMWUT '18)
PotteryGo: A Virtual Pottery Making Training System [link]
Pei-Ying Chiang, Han-Yu Chang, and Yung-Ju Chang. 2018. IEEE Computer Graphics and Applications.
Characterizing Display QoS based on Frame Dropping for Power Management of Interactive Applications on Smartphones [link]
Ho Kuan-Ting, King Chung-Ta, Das Bhaskar, and Yung-Ju Chang. (DATE '18).
An Investigation of Using Mobile and Situated Crowdsourcing to Collect Annotated Travel Activity Data in Real-World Settings [link]
Yung-Ju Chang*, Gaurav Paruthi, Hsin-Ying Wu, Hsin-Yu Lin, and Mark W. Newman. 2017. International Journal of Human-Computer Studies
Deep 360 Pilot: Learning a Deep Agent for Piloting through 360° Sports Videos [link]
Hou-Ning Hu, Yen-Chen Lin, Ming-Yu Liu, Hsien-Tzu Cheng, Yung-Ju Chang, and Min Sun*. (CVPR '17).
Tell Me Where to Look: Investigating Ways for Assisting Focus in 360 Video [link]
Yen-Chen Lin, Yung-Ju Chang, Hou-Ning Hu, Hsien-Tzu Cheng, Chi-Wen Huang, and Min Sun*. (CHI '17).
What do Smartphone Users Do when They Sense Phone Notifications? [link]
Yung-Ju Chang, Yi-Ju Chung, Yi-Hao Shih, Hsiu-Chi Chang, and Tzu-Hao Lin. (UbiComp/ISWC’17 Adjunct) [Best Paper]
HEED: Situated and Distributed Interactive Devices for Self-reporting [link]
Gaurav Paruthi, Shriti Raj, Ankita Gupta, Chuan-Che Huang, Yung-Ju Chang, and Mark W Newman. (UbiComp '17 EA)
Who Matters: A Closer Look at Interpersonal Relationship in Mobile Interruptibility [link]
Kuan-Yin Chen, Hao-Ping Lee, Chih-Heng Lin, and Yung-Ju Chang. (UbiComp/ISWC '17 Adjunct)
A Field Study Comparing Approaches to Collecting Annotated Activity Data in Real-World Settings [link]
Yung-Ju Chang, Gaurav Paruthi, and Mark W. Newman. (UbiComp '15)
Investigating Mobile Users’ Ringer Mode Usage and Attentiveness and Responsiveness to Communication [link]
Yung-Ju Chang and John C. Tang. (MobileHCI '15)