Haojian Jin

Full Conference and Journal-first Papers

interface for gpt wall

GPTWall: Governing Open Vocabulary Data Leaks using an Edge LLM through Programming by Example
Qiyu Li, Jinhe Wen, Haojian Jin (IMWUT'24).
[Preprint]

moderator for stable diffusion

Moderator: Moderating Text-to-Image Diffusion Models through Fine-grained Context-based Policies
Peiran Wang, Qiyu Li, Longxuan Yu, Ziyao Wang, Ang Li, Haojian Jin (CCS'24).
[Preprint] [Code]

loot boxes

Folk Models of Loot Boxes in Video Games
Jinhe Wen, Zhongyang Zhang, Tuan M. Tran, Lianrui Mu, Tauhidur Rahman, Haojian Jin (CHI Play'24).
[Paper]

treequestion

TreeQuestion: Assessing Conceptual Learning Outcomes with LLM-Generated Multiple-Choice Questions
Zirui Cheng, Jingfei Xu, Haojian Jin (CSCW'24).
[Paper]

zoomattention

Redesigning Privacy with User Feedback: The Case of Zoom Attendee Attention Tracking
Tony W Li, Arshia Arya, Haojian Jin (CHI'24).
[Paper] [presentation video] [presentation slides]

contextuallabel

Predicting Users' Privacy Concerns using Contextual Labels and Personal Preferences
Yaqing Yang, Tony W Li, Haojian Jin (CHI'24).
[Paper] [presentation video] [presentation slides]

Peekaboo

Peekaboo: A Hub-Based Approach to Enable Transparency in Data Processing within Smart Homes
Haojian Jin, Gram Liu, David Hwang, Swarun Kumar, Yuvraj Agarwal, Jason I. Hong (Oakland'22).
[paper] [extended technical report] [1-min teaser video] [presentation slides]
[Stacey on IoT Podcast][ACM TechNews] [Podcast @ RSA Conference ] [CMU CyLab Year-In-Review]

Privacy Speed Dating

Exploring the Needs of Users for Supporting Privacy-protective Behavior in Smart Homes
Haojian Jin, Boyuan Guo, Rituparna Roychoudhury, Yaxing Yao, Swarun Kumar, Yuvraj Agarwal, Jason Hong (CHI'22).
[paper] [presentation video] [presentation slides]

Lean Privacy Review

Lean Privacy Review: Collecting Users' Privacy Concerns of Data Practices at a Low Cost
Haojian Jin, Hong Shen, Mayank Jain, Swarun Kumar, Jason Hong (TOCHI'21).
[paper] [30-sec teaser video] [presentation video] [presentation slides] [try it]

Software Defined Cooking

Software Defined Cooking using a Microwave Oven
Haojian Jin, Jingxian Wang, Swarun Kumar, and Jason Hong. (MobiCom '19).
[paper] [presentation] [demo paper] [video]
Featured in ACM GetMobile Research Hightlight
Featured in CACM Research Highlights

MobiPurpose

MobiPurpose: Inferring the Purposes of Network Traffic in Mobile Apps
Haojian Jin, Minyi Liu, Kevan Dohia, Yuanchun Li, Gaurav Kumar Srivastava, Matthew Fredrikson, Yuvraj Agarwal and Jason Hong. (IMWUT '18 / UbiComp '19).
[paper] [presentation] [data set] [traffic harness tools] [website]

WiSh-Mobisys

WiSh: Towards a Wireless Shape-aware World using Passive RFIDs
Haojian Jin*, Jingxian Wang*, Zhijian Yang, Swarun Kumar, and Jason Hong (MobiSys '18).
*co-primary authors. [paper] [presentation] [talk video] [project video]

RFWear: Towards Wearable Everyday Body-Frame Tracking using Passive RFIDs.
Haojian Jin, Zhijian Yang, Swarun Kumar, and Jason Hong (IMWUT '17 / UbiComp '18).
[paper] [presentation] [video]
Ubicomp & ISWC 2018 Best Demo Honorable Mention (2/51)

ElasticPlay: Interactive Video Summarization with Dynamic Time Budgets.
Haojian Jin, Yale Song, and Koji Yatani (ACMMM '17).
[paper] [video] [presentation] [live demo]
Oral presentation - top 7%

Corona: Positioning Adjacent Device with Asymmetric Bluetooth Low Energy RSSI Distributions.
Haojian Jin, Cheng Xu, and Kent Lyons (UIST '15).
[paper] [presentation] [video] [open source by ota42y]

Tracko: Ad-hoc Mobile 3D Tracking Using BLE and Inaudible Signals for Cross-Device Interaction.
Haojian Jin, Christian Holz, Kasper Hornbæk (UIST '15).
[paper] [presentation] [video]

ReviewCollage: A Mobile Interface for Direct Comparison Using Online Reviews.
Haojian Jin, Tetsuya Sakai, and Koji Yatani (MobileHCI 2014).
[paper] [presentation] [video]
Best Paper Honorable Mention Award, top 5%

Alternative confusion matrix

Designing Alternative Representations of Confusion Matrices to Support Non-Expert Public Understanding of Algorithmic Outputs and Performance
Hong Shen, Haojian Jin, Ángel Alexander Cabrera, Adam Perer, Nina Balcan, Jason Hong. (CSCW '20).
[paper]

Alipay adoption

'I Can't Even Buy Apples If I Don't Use Mobile Pay?' When Mobile Payments Become Infrastructural in China
Hong Shen, Cori Faklaris, Haojian Jin, Laura Dabbish, Jason Hong. (CSCW '20).
[paper]

RFID Tattoo

RFID Tattoo: A Wireless Platform for Speech Recognition
Jingxian Wang, Chengfeng Pan, Haojian Jin, Vaibhav Singh, Jason Hong, Carmel Majidi, Swarun Kumar. (IMWUT '19/UbiComp' 20).
[paper]
Ubicomp & ISWC 2020 Best Long Wearable Paper

Sozu

Sozu: Self-Powered Radio Tags for Building-Scale Activity Sensing
Yang Zhang, Yasha Iravantchi, Haojian Jin, Swarun Kumar, Chris Harrison. (UIST '19).
[paper]

PushID

Pushing the Range Limits of Commercial Passive RFIDs
Jingxian Wang, Junbo Zhang, Rajarshi Saha, Haojian Jin, Swarun Kumar. (NSDI '19).
[paper]

Weather cscw

Finding Weather Photos: Community-Supervised Methods for Editorial Curation of Online Sources
David A. Shamma, Lyndon Kennedy, Jia Li, Bart Thomee, Haojian Jin, Jeff Yuan (CSCW'16).
[paper] [Yahoo Product Release]

SIGDIAL

The Cohort and Speechify Libraries for Rapid Construction of Speech Enabled Applications
Tejaswi Kasturi, Haojian Jin, Aasish Pappu, Sungjin Lee, Beverly Harrison, Ramana Murthy, Amanda Stent (SIGDIAL 2015)
[paper]

Mobile HCI

Mining Touch Interaction Data in Mobile Search
Qi Guo, Haojian Jin, Dmitry Lagun, Shuai Yuan, and Eugene Agichtein (SIGIR 2013).
[SIGIR '13 paper] [SIGCHI '13 EA]
ACM Computing Reviews "Best of 2013" Notable Articles

Posters & Workshop & Technical Reports

Sensor as a Company: On Self-Sustaining IoT Commons.
Haojian Jin, Swarun Kumar, Jason Hong. Technical Report. [paper]

Providing Architectural Support for Building Privacy-Sensitive Smart Home Applications.
Haojian Jin, Swarun Kumar, Jason Hong. (UbiComp 2020 Doctoral Colloquium). [paper]

SDC: Software-define Cooking using a Microwave oven.
Haojian Jin, Jingxian Wang, Swarun Kumar, Jason Hong. MobiCom 2019 Demo. [paper]

RFWear: Towards Wearable Everyday Body-Frame Tracking using Passive RFIDs.
Haojian Jin, Jingxian Wang, Zhijian Yang, Swarun Kumar, Jason Hong. (Ubicomp 2018 Demo). [paper]

Enhancing Email Functionality using Late Bound Content.
Haojian Jin, Vita Chen, Ritwik Rajendra, Jason Hong. Technical Report. [paper] [video]

Advances and Challenges in Ad-hoc Mobile Tracking for Seamless Interaction across Commodity Devices.
Haojian Jin, Christian Holz. (CHI 2016 Workshop: Cross-Surface 2016)

Towards Estimating Web Search Result Relevance from Touch Interactions on Mobile Devices.
Qi Guo, Haojian Jin, Dmitry Lagun, Shuai Yuan, Eugene Agichtein. (CHI EA 2013)

Patents

Haojian Jin, Jingxian Wang, Swarun Kumar, Jason Hong. System and Method for Heating an Item in a Microwave Oven.
Published in 2020.

Haojian Jin, Jingxian Wang, Swarun Kumar, Jason Hong. System and method for tracking a shape.
Published in 2019.

Haojian Jin, Zhijian Yang, Swarun Kumar, Jason Hong. System and Method for Tracking a Body.
Published in 2019.

Haojian Jin, Christian Holz. System and method for calibrating bluetooth low energy signal strengths.
Granted in July, 2016, US Patent number 9,385,821.

Jia Li, Haojian Jin. Mobile device image acquisition using objects of interest recognition.
Granted in January 2017, US Patent number 9,554,030.

Haojian Jin, Kent Lyons, Cheng Xu. System and method for device positioning with bluetooth low energy distributions.
Granted in Mar. 2017, U.S. Patent number 9,602,956.

Christian Holz, Marius Knaust, Rajiv Ayyangar, Senaka Buthpitiya, Haojian Jin. User authentication and data encryption.
Granted in Nov. 2017, US Patent 9,817,956.

Haojian Jin, Christian Holz. System and method for detection of indoor tracking units.
Granted in Nov. 2017, US Patent number 9,813,854.

Christian Holz, Haojian Jin. System and method for 3D tracking for ad-hoc cross-device interaction.
Granted in Mar. 2018, US Patent number 9,929,817.

Haojian Jin, Zheng Wen, Yale Song. Content-adaptive digital content adjustment method and system.
Granted in Apr. 2018, U.S. Patent number 9,942,581.