Welcome to NMSL!


Networking and Mobile Systems Laboratory (NMSL) utilizes expertise in mobile computing, network systems, human-computer interactions, and machine learning to build innovative mobile services & applications. To enrich the quality of life of mobile users, we (i) identify challenging real-world problems, (ii) design novel solutions, protocols, algorithms, systems, applications, software, and interfaces, and (iii) build our solutions in working systems for practical validation and deployment. NMSL is the part of the Computer Division of the School of Electrical Engineering.




News

NMSL news since March 2015.

  • Feb. 2024
    Our Paper Accepted at CVPR'24

    Congratulations! Our paper "ATTA: Label-Free Accuracy Estimation for Test-Time Adaptation" is accepted at CVPR'24.


  • Jan. 2024
    Our Papers Accepted at CHI'24

    Congratulations! Three papers have been conditionally accepted at CHI'24.


  • Oct. 2023
    Our Paper Accepted at EMNLP'23

    Congratulations! Our paper "FedTherapist: Mental Health Monitoring with User-Generated Linguistic Expressions on Smartphones via Federated Learning" is accepted at EMNLP'23.


  • Sep. 2023
    Our Paper Accepted at NeurIPS'23

    Congratulations! Our paper "SoTTA: Robust Test-Time Adaptation on Noisy Data Streams" is accepted at NeurIPS'23.


  • Jun. 2023
    Adiba and Haerang off to internship at Nokia Bell Labs

    Adiba and Haerang are off to their internship at Nokia Bell Labs, Cambridge, UK. Good luck Adiba and Haerang!


    Undergraduate Researchers Joined

    NMSL welcomes three Undergraduate Researchers for the summer, Janu Kim, Thanh-Long V. Le, Adelia Putri, and Biniyam Aschalew Tolera.


    Our Paper Accepted at INTERSPEECH'23

    Congratulations! Our paper "LanSER: Language-Model Supported Speech Emotion Recognition" is accepted at INTERSPEECH'23.


  • Apr. 2023
    Our Paper Accepted at IMWUT'23

    Congratulations! Our paper "DAPPER: Label-Free Performance Estimation after Personalization for Heterogeneous Mobile Sensing" is accepted at IMWUT'23.


  • Mar. 2023
    Our Paper Accepted at CSCW'23

    Congratulations! Our paper "FinerMe: Examining App-level and Feature-level Interventions to Regulate Mobile Social Media Use" is accepted at CSCW'23.


    Excellence Award

    Jaehyun Kwak won the Excellence Award in
    URP Program Workshop (2022 Summer/Fall).


    Jaemin off to internship at Cisco

    Jaemin is off to his internship at Cisco, WA.
    Good luck Jaemin!


  • Feb. 2023
    Best Ph.D. Dissertation Award

    Taesik Gong won the Best Ph.D. Dissertation Award from KAIST School of Computing.


    Best Ph.D. Dissertation Award

    Taesik Gong won the Best Ph.D. Dissertation Award from KAIST College of Engineering.


    KAIST Board of Trustee Chairperson's Prize

    Seungjoo Lee won the KAIST Board of Trustee Chairperson's Prize as part of the KAIST 2023 Whole Person Development Awards.


  • Jan. 2023
    Undergraduate Researchers Joined

    NMSL welcomes three Undergraduate Researchers
    for the winter, Myeongkyun Cho, Eunsu Kim, and Taehan Kim.


  • Dec. 2022
    NAVER Ph.D. Fellowship

    Congratulations! Jaemin Shin won the
    NAVER Ph.D. Fellowship.


  • Sep. 2022
    Our Paper Accepted at NeurIPS'22

    Congratulations! Our paper "Robust Continual Test-time Adaptation: Instance-aware BN and Prediction-balanced Memory" is accepted at NeurIPS'22.


  • Aug. 2022
    Taesik off to internship at Google Research

    Taesik is off to his internship at Google Research, NYC. Good luck Taesik!


    Engineering Innovator Award

    Seungjoo Lee won the Engineering Innovator Award in College of Engineering at KAIST (2022 Spring).


    Seungjoo and Injae Joined

    Here are new members of NMSL!
    Seungjoo Lee , MS student
    Injae Song , MS student


    Taeckyung is now a PhD student

    Our lab member Taeckyung Lee is continuing his education as a PhD student.


  • Jul. 2022
    Best TA Award

    Taesik Gong won the Best TA Award of KAIST SoC.


    Outstanding Question Asker Award

    Sujin Han and Yewon Kim won the Outstanding Question Asker Award of KAIST.


    Undergraduate Researchers Joined

    NMSL welcomes three Undergraduate Researchers for the summer, Sorn Chottananurak, Canh Hoang Nguyen, and Subin Park.


    Our Paper Accepted at ACM CSCW '22

    Congratulations! Our paper "You Are Not Alone: How Trending Stress Topics Brought #Awareness and #Resonance on Campus" is accepted at ACM CSCW '22.


  • May. 2022
    Our Paper Accepted at ACM MobiSys '22

    Congratulations! Our paper "FedBalancer: Data and Pace Control for Efficient Federated Learning on Heterogeneous Clients" is accepted at ACM MobiSys '22.


  • Apr. 2022
    Our Paper Accepted at IEEE/CVF CVPM '22

    Congratulations! Our paper "Predicting Mind-Wandering with Facial Videos in Online Lectures" is accepted at IEEE/CVF CVPM '22.


  • Mar. 2022
    Honorable Mention Award

    Congratulations! Our paper "MyDJ: Sensing Food Intakes with an Attachable on Your Eyeglass Frame" won the Honorable Mention Award at ACM CHI '22.


    Hyeongheon, Sujin, and Yewon Joined

    Here are new members of NMSL!
    Hyeongheon Cha, MS student
    Sujin Han, MS student
    Yewon Kim, MS student


    Adiba is now a PhD student

    Our lab member Adiba Orzikulova is continuing her education as a PhD student.


  • Feb. 2022
    Our Paper Accepted at ACM CHI'22

    Congratulations! Our paper "MyDJ: Sensing Food Intakes with an Attachable on Your Eyeglass Frame" is accepted at ACM CHI'22.


    Undergraduate Researchers Joined

    NMSL welcomes two Undergraduate Researchers for the winter, Taewon Kim, and Jaehyun Kwak.


    KAIST Alumni Association Chairperson's Prize

    Yewon Kim won the KAIST Alumni Association Chairperson's Prize as part of the KAIST 2022 Whole Person Development Awards!


  • Oct. 2021
    Best Paper Award & Methods Recognition

    Congratulations! Our paper "Reflect, not Regret: Understanding Regretful Smartphone Use with App Feature-Level Analysis" won the Best Paper Award and Methods Recognition at ACM CSCW '21.


  • Sep. 2021
    Engineering Innovator Award

    Yewon Kim won the Engineering Innovator Award in College of Engineering at KAIST (2021 Spring).


    Ryuhaerang is now a PhD student

    Our lab member Ryuhaerang Choi is continuing her education as a PhD student.


  • Aug. 2021
    Grand Prix Award

    Yewon Kim won the Grand Prix in URP Program Workshop (2021 Winter/Spring).


    Our Paper Accepted at ACM CSCW '21

    Congratulations! Our paper "Reflect, not Regret: Understanding Regretful Smartphone Use with App Feature-Level Analysis" is accepted at ACM CSCW '21.


    Undergraduate Researchers Joined

    NMSL welcomes five Undergraduate Researchers for the summer, Myeongjin Shin, Dain Kim, Umidjon Okhunov, Hye-Young Chung and Sojeong Kim.


  • Jun. 2021
    Our Paper Accepted at ACM MobiSys '21

    Congratulations! Our paper "Rushmore: Securely Displaying Static and Animated Images Using TrustZone" is accepted at MobiSys.


  • Feb. 2021
    Global Leadership Awards (Category:Creativity)

    Congratulations! Taesik Gong won the
    Global Leadership Awards in Creativity category.


    Our Paper Accepted at IEEE Transactions on Mobile Computing (TMC)

    Congratulations! Our paper "Adapting to Unknown Conditions in Learning-based Mobile Sensing" is accepted at TMC.


    Undergraduate Researchers Joined

    NMSL welcomes a new Undergraduate Researcher, Hyeongheon Cha.


  • Nov. 2020
    NAVER Ph.D. Fellowship

    Congratulations! Hyunsung Cho won the
    NAVER Ph.D. Fellowship.


  • Oct. 2020
    Google Ph.D. Fellowship

    Congratulations! Taesik Gong won the Google Ph.D. Fellowship.


    Kwon Young-se Scholarship

    Taeckyung Lee is selected as a scholarship recipient of Kwon Young-se Scholarship.


  • Sep. 2020
    Taeckyung Joined

    Here are new members of NMSL!
    Taeckyung Lee, MS student


    NMSL is part of School of Electrical Engineering

    We are excited to make the move to School of Electrical Engineering.


  • Aug. 2020
    Andrew joined

    Here is a new member of NMSL!
    Andrew Wan Ju Kang, PhD student


  • Jul. 2020
    Undergraduate Researchers Joined

    NMSL welcomes five Undergraduate Researchers for the summer, Shyngys Aitkazinov, Daeun Choi, Sujin Han, Yewon Kim, and Chanwoo Yun.


  • Jun. 2020
    Our Paper Accepted at ACM MobileHCI '20

    Congratulations! Our paper "Messaging Beyond Texts with Real-time Image Suggestions" is accepted at ACM MobileHCI '20.


    MetaSense Code&Dataset are Available

    We open the code and datatset for the MetaSense project (SenSys '19)! Github Link


  • Apr. 2020
    MyButler Video is Available

    A video about our research, the MyButler project (CSCW '20), is now available! Youtube Link


  • Mar. 2020
    Our Paper Accepted at ACM CSCW '20

    Congratulations! Our paper "I Share, You Care: Private Status Sharing and Sender-Controlled Notifications in Mobile Instant Messaging" is accepted with minor revisions at ACM CSCW '20.


    Undergraduate Researchers Joined

    NMSL welcomes new Undergraduate Researchers for the spring semester, Taeckyung Lee, and Paul Kim.


    Adiba and HyungJun Joined

    Here are new members of NMSL!
    Adiba Orzikulova, MS student
    HyungJun Yoon, MS student


    X-Droid in KAIST breakthroughs

    Our research, X-Droid, was featured in KAIST Breakthroughs, spring 2020.


  • Jan. 2020
    An Undergraduate Researcher Joined

    NMSL welcomes a new Undergraduate Researcher for the spring semester, Hieu Dang.


  • Dec. 2019
    MetaSense Video is Available

    A video about our research, the MetaSense project (ACM SenSys '19), is now available! Youtube Link

  • Nov. 2019
    Our Paper Accepted at ACM TSC

    Congratulations! Our paper "No More One Liners: Bringing Context into Emoji Recommendations" is accepted at ACM Transactions on Social Computing.


    Naver Ph.D. Fellowship

    Congratulations! Donghwi Kim won the Naver Ph.D. Fellowship.

  • Oct. 2019
    Thermal Video is Available

    A video about our research, the Thermal project (MobiCom '19), is now available! Youtube Link


    ACM MobiSys 2020 TPC

    Prof. Sung-Ju Lee will be serving as a TPC member for ACM MobiSys 2020.


    Media coverage of Knocker

    Our research Knocker has gained wide press and media coverage! Please refer to the project website.

  • Sep. 2019
    An Undergraduate Researcher Joined

    NMSL welcomes a new Undergraduate Researcher for the fall semester, Cheolho Jeon.


    Knocker Video is Available

    A video about our research, Knocker (UbiComp '19), is now available! Youtube Link


    X-Droid Video is Available

    A video about our research, X-Droid (UIST '19), is now available! Youtube Link


    Ryuhaerang Joined

    Ryuhaerang joined NMSL as an MS student. Welcome!

  • Aug. 2019
    URP Runner-Up

    Yeonsu Kim won the 2nd place in URP Program Workshop (2019 Winter/Spring).


    Best TA Award

    Hyunsung Cho won the Best TA Award of KAIST SoC.


    ACM CSCW 2020 PC

    Prof. Sung-Ju Lee will be serving in CSCW 2020 PC as an Associate Chair.

  • Jul. 2019
    Our Paper Accepted at ACM SenSys '19

    Congratulations! Our paper "MetaSense: Few-Shot Adaptation to Untrained Conditions in Deep Mobile Sensing" is conditionally accepted at ACM SenSys '19.


    Google Women Techmakers Scholars

    Hyunsung Cho is selected as a scholarship recipient of the 2019 Google Women Techmakers Scholars Program.


    IEEE SECON 2020 Co-TPC Chair

    Prof. Sung-Ju Lee will be serving as a co-TPC chair of IEEE SECON.


    ACM MOBICOM 2020 & IEEE INFOCOM 2020 TPC

    Prof. Sung-Ju Lee will be serving as a TPC member for ACM MobiCom 2020 & IEEE INFOCOM 2020.


    Our Paper Accepted at ACM IMWUT (UbiComp) '19

    Congratulations! Our paper "Knocker: Vibroacoustic-based Object Recognition with Smartphones" is accepted with minor revisions at ACM IMWUT (UbiComp) '19.

  • Jun. 2019
    Our Paper Accepted at ACM UIST '19

    Congratulations! Our paper "X-Droid: A Quick and Easy Android Prototyping Framework with a Single App Illusion" is conditionally accepted at ACM UIST '19.


    Undergraduate Researchers Joined

    NMSL welcomes three Undergraduate Researchers. Paul Kim, Sangheon Kim, and Yoonseo Kim.


    Best Video Award

    Congratulations! Our video "Video: Real-Time Object Identification with a Smartphone Knock" won the Best Video Award at ACM MobiSys '19.

  • Feb. 2019
    Jaewon Joined

    Jaewon joined NMSL as an MS student. Welcome!


    Best TA Award

    Donghwi Kim won KAIST School of Computing's the Best TA Award.

  • Dec. 2018
    Undergraduate Researchers Joined

    NMSL welcomes five Undergraduate Researchers. Hyunwoo Kang (welcome back!), Seungjoo Lee, Jaeho Moon, Jinyoung Oh, and HyungJun Yoon.

  • Nov. 2018
    Naver Ph.D. Fellowship

    Congratulations! Taesik Gong won the Naver Ph.D. Fellowship.

  • Oct. 2018
    Our Paper Accepted at ACM MobiCom '19

    Our paper, "Fire in Your Hands: Understanding Thermal Behavior of Smartphones", is accepted at ACM MobiCom '19.

  • Aug. 2018
    Qualcomm-KAIST Innovation Award

    Congratulations! Donghwi Kim won the Qualcomm-KAIST Innovation Award.


    Two Papers Accepted at Ad Hoc Networks Journal

    Our two papers "Intelligent Positive Computing with Mobile, Wearable, and IoT Devices: Literature Review and Research Directions" and " Use MU-MIMO at Your Own Risk - Why We Don't Get Gb/s Wi-Fi" are accepted at Ad Hoc Networks Journal.


    Workshop on AI in Networks (WAIN) Co-TPC Chair

    Prof. Sung-Ju Lee will be serving as a co-TPC Chair of Workshop on AI in Networks (WAIN).


    ACM MOBICOM 2019 & IEEE INFOCOM 2019 TPC

    Prof. Sung-Ju Lee will be serving as a TPC member for ACM MobiCom 2019 & IEEE INFOCOM 2019.


    An undergraduate researcher joined

    NMSL welcomes a new Undergraduate Researcher, Jaewon Jung.

  • Jun. 2018
    Undergraduate Researchers Joined

    NMSL welcomes three Undergraduate Researchers for the summer, Chan Ju Chong, Yeonsu Kim, and SangHyeon Lee.

  • Apr. 2018
    Best Demo/Poster Award

    Taesik Gong won the best demo/poster award at ACM SIGCHI Local Chapter, KAIST

  • Feb. 2018
    Zaturi in KAIST Breakthroughs

    Our research, Zaturi, was featured in KAIST Breakthroughs, spring 2018.


    Prof. Steve Ko visiting

    NMSL welcomes a visiting professor for the spring semester, Steve Ko.


    OUR PAPER ACCEPTED TO CHI EA '18

    Our paper Identifying Everyday Objects with a Smartphone Knock is accepted at ACM CHI EA '18.


    URP Runner-Up

    Youngjae Min won the 2nd place in URP Program Workshop (2017 Summar/Fall & Long-Term).


    Best Demo/Poster award

    Taesik Gong won the best demo/poster award at HCI@KAIST workshop '18


    Hyunsung and Jaemin Joined

    Here are new members of NMSL!
    Hyunsung Cho, 1st year MS student
    Jaemin Shin, 1st year MS student


    MobiCom 2018 TPC

    Prof. Sung-Ju Lee is ACM MobiCom 2018 TPC member.

  • Jan. 2018
    Undergraduate Researchers Joined

    NMSL welcomes four Undergraduate Researchers. Hyun Woo Kang, Young Seok Kim (welcome back!), Chanyoung Ryu, and Dongjun Youn.

  • Nov. 2017
    An Undergraduate Researcher Joined

    NMSL welcomes a new Undergraduate Researcher for the fall semester, Jaemin Shin.

  • Sep. 2017
    An Undergraduate Researcher Joined

    NMSL welcomes a new Undergraduate Researcher for the fall semester, Jihoon Ko.

  • Aug. 2017
    ACM HotMobile 2018 TPC

    Prof. Sung-Ju Lee will be serving as a TPC member for ACM HotMobile 2018.


    Best TA Award

    Donghwi Kim and Joon-Gyum Kim won KAIST School of Computing's the Best TA Award.


    SCAN News Article

    Our research on smartphone notification management system was featured on media. Link

  • Jul. 2017
    Undergraduate Researchers Joined

    NMSL welcomes five Undergraduate Researchers for the summer semester. Youngkyu Hong, Jaehun Kim, Young Seok Kim, Taehyung Kwon and Youngjae Min.

  • May 2017
    Lab Interview

    Our lab was interviewed by Lab by lab project. Link

  • Mar. 2017
    NSDI'17 Best Paper Award

    Donghwi Kim won the best paper award in USENIX NSDI 2017. "mOS: A Reusable Networking Stack for Flow Monitoring Middleboxes"


    Sooyoung Joined

    Sooyoung Park Joined NMSL as an MS student!


    Undergraduate Researchers Joined

    NMSL welcomes four Undergraduate Researchers for the Spring semester. Hyunsung Cho, Gunwoo Kim, Juhee Lee and Ju Yeon Yoon


    Endowed Chair Professor Appointment

    Prof. Sung-Ju Lee has been appointed as a KAIST Endowed Chair Professor.

  • Feb. 2017
    Best TA Award

    Taesik Gong and Chunjong Park won KAIST School of Computing's the Best TA Award.


    Best MS Thesis Award

    Chunjong Park won KAIST School of Computing's the Best MS Thesis Award.

  • Jan. 2017
    ACM MobiCom 2017 & ACM CoNext 2017 TPC

    Prof. Sung-Ju Lee will be serving as a TPC member for ACM MobiCom 2017 & ACM CoNext 2017.

  • Oct. 2016
    WiNTECH Test-of-Time Paper Award

    Prof. Sung-Ju Lee has won the ACM WiNTECH Test-of-Time paper award.

  • Sep. 2016
    Junhyuk Joined

    Junhyuk joined NMSL as an MS student!


    Our Two Papers Accepted to ACM CSCW 2017!

    Our two papers, “Don’t Bother Me. I’m Socializing!”: Breakpoint-Based Smartphone Notification System and Zaturi: We Put Together the 25th Hour for You. Create a Book for Your Baby, are accepted and will be presented at ACM CSCW 2017.

  • Aug. 2016
    FAQ Page (in Korean) is Added

    We created a FAQ page (in Korean) for prospective students.


    Best TA Award

    Sunwoo Kim won KAIST School of Computing's the Best TA Award.

  • Jun. 2016
    NMSL at MobiSys '16

    Joon Gyum successfully presented our demo, 'MilliCat: Real-Time Autonomous Image Suggestion for Mobile Messaging', at ACM MobiSys '16.

  • Mar. 2016
    Taesik and Soowon Joined

    Here are new members of NMSL!
    Taesik Gong, 1st year MS student
    Soowon Kang, 1st year MS student


    Donghwi, Hyunwoo, and Jungsuk Joined

    Here are new members of NMSL!
    Donghwi Kim, 1st year Ph.D student
    Hyunwoo Choi, 1st year MS student
    Jungsuk Oh, 1st year MS student

  • Feb. 2016

    Prof. Sung-Ju Lee, Chunjong, and Joon Gyum attended and successfully presented our paper and poster at HotMobile '16.


    NMSL at HotMobile '16

    Sunwoo Kim, a 2nd year Ph.D student, joined NMSL.


    Best TA Award

    Chunjong Park won KAIST School of Computing's the Best TA Award.

  • Jan. 2016
    Our Poster Accepted to HotMobile '16

    Our poster, 'Mitigating Smartphone Interruptions During Social Interactions', is accepted and will be presented at ACM HotMobile '16

  • Dec. 2015
    Our Paper Accepted to HotMobile '16

    MobiCom 2016 TPC

    Prof. Sung-Ju Lee has accepted to serve in
    ACM MobiCom 2016 TPC.

  • Nov. 2015
    Future Internet Summit 2015 Co-chair

    Prof. Sung-Ju Lee and Prof. Yung-Yi co-chaired FI Summit 2015. FI Summit 2015.

  • Jul. 2015
    ICDCS 2015 Best Paper Award
  • May 2015
    INFOCOM 2016 TPC Chair

    Prof. Sung-Ju Lee has been appointed
    as IEEE INFOCOM 2016 TPC Chair.


    NMSL Founded

    Prof. Sung-Ju Lee founded NMSL. Chunjong and Joon Gyum joined NMSL.

  • More

Contact Us