Hojung Cha

ORCID

Publication Activity (10 Years)

Years Active: 1991-2024
Publications (10 Years): 55

Top Venues

Pervasive Mob. Comput.

IEEE Trans. Mob. Comput.

IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.

UbiComp

Publications

Seonghoon Park, Jeho Lee, Yonghun Choi, Hojung Cha
Vulture: Cross-Device Web Experience with Fine-Grained Graphical User Interface Distribution. INFOCOM (2024)
Junick Ahn, Daeyong Kim, Hojung Cha
Split Learning-based Sound Event Detection in Energy-Constrained Sensor Devices. IPSN (2024)
Jiwon Kim, Taewoong Jung, Yonghun Choi, Daeyong Kim, Hojung Cha
Optimizing Profitability of E-Scooter Sharing System via Battery-aware Recommendation. MobiSys (2024)
Seunghyeok Jeon, Yonghun Choi, Yeonwoo Cho, Hojung Cha
HarvNet: Resource-Optimized Operation of Multi-Exit Deep Neural Networks on Energy Harvesting Devices. MobiSys (2023)
Seonghoon Park, Jeho Lee, Hojung Cha
Crow API: Cross-device I/O Sharing in Web Applications. INFOCOM (2023)
Daeyong Kim, Junick Ahn, Hakjun Lee, Hojung Cha
Highly Responsive Batteryless System for Indoor Light Energy Harvesting Environments. PERCOM (2023)
Seonghoon Park, Yeonwoo Cho, Hyungchol Jun, Jeho Lee, Hojung Cha
OmniLive: Super-Resolution Enhanced 360° Video Live Streaming for Mobile Devices. MobiSys (2023)
Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha
Controlling Action Space of Reinforcement-Learning-Based Energy Management in Batteryless Applications. IEEE Internet Things J. 10 (11) (2023)
Seunghyeok Jeon, Jaeyun Kang, Jiwon Kim, Hojung Cha
Detecting structural anomalies of quadcopter UAVs based on LSTM autoencoder. Pervasive Mob. Comput. 88 (2023)
Yonghun Choi, Seonghoon Park, Seunghyeok Jeon, Rhan Ha, Hojung Cha
Optimizing Energy Consumption of Mobile Games. IEEE Trans. Mob. Comput. 21 (10) (2022)
Jiwon Kim, Eunyeong Kim, Seunghyeok Jeon, Junick Ahn, Hyungchol Jun, Hojung Cha
PVoT: Reconfigurable Photovoltaic Array for Indoor Light Energy-Powered Batteryless Devices. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 41 (11) (2022)
Jiwon Kim, Sungwoo Baek, Seunghyeok Jeon, Hojung Cha
DynLiB: Maximizing Energy Availability of Hybrid Li-Ion Battery Systems. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 41 (11) (2022)
Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha
State-of-Charge Estimation of Supercapacitors in Transiently-Powered Sensor Nodes. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 41 (2) (2022)
Jiwon Kim, Seunghyeok Jeon, Jaehyun Kim, Hojung Cha
Voltage prediction of drone battery reflecting internal temperature. DAC (2022)
Daeyong Kim, Junick Ahn, Jun Shin, Hojung Cha
Ray Tracing-based Light Energy Prediction for Indoor Batteryless Sensors. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 5 (1) (2021)
Seonghoon Park, Yonghun Choi, Hojung Cha
WebMythBusters: An In-depth Study of Mobile Web Experience. INFOCOM (2021)
Joonbeom Park, Seonghoon Park, Hojung Cha
GAZEL: Runtime Gaze Tracking for Smartphones. PerCom (2021)
Seunghyeok Jeon, Daeyong Kim, Junick Ahn, Rhan Ha, Hojung Cha
Revisiting the battery level indicator of mobile devices. Des. Autom. Embed. Syst. 25 (1) (2021)
Seunghyeok Jeon, Jiwon Kim, Junick Ahn, Hojung Cha
Optimizing Discharge Efficiency of Reconfigurable Battery With Deep Reinforcement Learning. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 39 (11) (2020)
Jiwon Kim, Sungwoo Baek, Yonghun Choi, Junick Ahn, Hojung Cha
Hydrone: Reconfigurable Energy Storage for UAV Applications. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 39 (11) (2020)
Jiwon Kim, Yonghun Choi, Seunghyeok Jeon, Jaeyun Kang, Hojung Cha
Optrone: Maximizing Performance and Energy Resources of Drone Batteries. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 39 (11) (2020)
Daeyong Kim, Seunghyeok Jeon, Seokjun Lee, Hojung Cha
Always-On Quick Charging for Mobile Devices. PerCom (2019)
Seokjun Lee, Rhan Ha, Hojung Cha
Click Sequence Prediction in Android Mobile Applications. IEEE Trans. Hum. Mach. Syst. 49 (3) (2019)
Yonghun Choi, Seonghoon Park, Hojung Cha
Optimizing Energy Efficiency of Browsers in Energy-Aware Scheduling-enabled Mobile Devices. MobiCom (2019)
Seokjun Lee, Minyoung Go, Rhan Ha, Hojung Cha
Provisioning of energy consumption information for mobile ads. Pervasive Mob. Comput. 53 (2019)
Yonghun Choi, Seonghoon Park, Hojung Cha
Graphics-aware Power Governing for Mobile Devices. MobiSys (2019)
Gwangmin Lee, Seokjun Lee, Geonju Kim, Yonghun Choi, Rhan Ha, Hojung Cha
Improving Energy Efficiency of Android Devices by Preventing Redundant Frame Generation. IEEE Trans. Mob. Comput. 18 (4) (2019)
Yonghun Choi, Rhan Ha, Hojung Cha
Fully automated OLED display power modeling for mobile devices. Pervasive Mob. Comput. 50 (2018)
Jihoon Park, Seokjun Lee, Hojung Cha
Accurate prediction of smartphones' skin temperature by considering exothermic components. DATE (2018)
Jinsoo Park, Hojung Cha
Aggressive Voltage and Temperature Control for Power Saving in Mobile Application Processors. IEEE Trans. Mob. Comput. 17 (6) (2018)
Jihoon Park, Seokjun Lee, Hojung Cha
App-Oriented Thermal Management of Mobile Devices. ISLPED (2018)
Seokjun Lee, Hojung Cha
User interface-level QoE analysis for Android application tuning. Pervasive Mob. Comput. 40 (2017)
Taehwa Choi, Yohan Chon, Hojung Cha
Energy-efficient WiFi scanning for localization. Pervasive Mob. Comput. 37 (2017)
Yungeun Kim, Seokjun Lee, Yohan Chon, Rhan Ha, Hojung Cha
Scalable and consistent radio map management using participatory sensing. Pervasive Mob. Comput. 40 (2017)
Sungwoo Baek, Minyoung Go, Seokjun Lee, Hojung Cha
Exploiting Multi-Cell Battery for Mobile Devices: Design, Management, and Performance. SenSys (2017)
Chanmin Yoon, Seokjun Lee, Yonghun Choi, Rhan Ha, Hojung Cha
Accurate power modeling of modern mobile application processors. J. Syst. Archit. 81 (2017)
Dongwon Kim, Yohan Chon, Wonwoo Jung, Yungeun Kim, Hojung Cha
Accurate Prediction of Available Battery Time for Mobile Applications. ACM Trans. Embed. Comput. Syst. 15 (3) (2016)
Suyeon Kim, Yohan Chon, Seokjun Lee, Hojung Cha
Prediction-based personalized offloading of cellular traffic through WiFi networks. PerCom (2016)
Yungeun Kim, Yohan Chon, Hojung Cha
Mobile Crowdsensing Framework for a Large-Scale Wi-Fi Fingerprinting System. IEEE Pervasive Comput. 15 (3) (2016)
Chanmin Yoon, Seokjun Lee, Rhan Ha, Hojung Cha
Provisioning of power event APIs as a mobile OS facility. J. Syst. Archit. 71 (2016)
Jinsoo Park, Hojung Cha
T-DVS: Temperature-aware DVS based on Temperature Inversion Phenomenon. ISLPED (2016)
Dongwon Kim, Nohyun Jung, Yohan Chon, Hojung Cha
Content-Centric Energy Management of Mobile Displays. IEEE Trans. Mob. Comput. 15 (8) (2016)
Hyunchoong Kim, Jonghoon Shin, Soohwan Kim, Yohan Ko, Kyoungwoo Lee, Hojung Cha, Seong-il Hahm, TaeJun Kwon
Collaborative classification for daily activity recognition with a smartwatch. SMC (2016)
Yohan Chon, Gwangmin Lee, Rhan Ha, Hojung Cha
Crowdsensing-based smartphone use guide for battery life extension. UbiComp (2016)
Nohyun Jung, Gwangmin Lee, Seokjun Lee, Hojung Cha
Tbooster: Adaptive Touch Boosting for Mobile Texting. HotMobile (2016)
Taehwa Choi, Yohan Chon, Yungeun Kim, Dongwon Kim, Hojung Cha
Enhancing WiFi-fingerprinting accuracy using RSS calibration in dual-band environments. Pervasive Mob. Comput. 30 (2016)
Elmurod Talipov, Yohan Chon, Hojung Cha
User context-based data delivery in opportunistic smartphone networks. Pervasive Mob. Comput. 17 (2015)
Jaeseong Lee, Yohan Chon, Hojung Cha
Evaluating battery aging on mobile devices. DAC (2015)
Yungeun Kim, Hyojeong Shin, Yohan Chon, Hojung Cha
Crowdsensing-based Wi-Fi radio map management using a lightweight site survey. Comput. Commun. 60 (2015)
Hyojeong Shin, Yohan Chon, Yungeun Kim, Hojung Cha
MRI: Model-Based Radio Interpolation for Indoor War-Walking. IEEE Trans. Mob. Comput. 14 (6) (2015)
Seokjun Lee, Wonwoo Jung, Yohan Chon, Hojung Cha
EnTrack: a system facility for analyzing energy consumption of Android system services. UbiComp (2015)
Seungwoo Lee, Yungeun Kim, Daye Ahn, Rhan Ha, Kyoungwoo Lee, Hojung Cha
Non-obstructive room-level locating system in home environments using activity fingerprints from smartwatch. UbiComp (2015)
Sewook Park, Dongwon Kim, Hojung Cha
Reducing Energy Consumption of Alarm-induced Wake-ups on Android Smartphones. HotMobile (2015)
Jianxiong Yin, Yohan Chon, Elmurod Talipov, Hojung Cha
Transient data delivery using fine-grained mobility data in spontaneous smartphone networks. Wirel. Commun. Mob. Comput. 15 (5) (2015)
Hyojeong Shin, Yohan Chon, Yungeun Kim, Hojung Cha
A Participatory Service Platform for Indoor Location-Based Services. IEEE Pervasive Comput. 14 (1) (2015)
Wonwoo Jung, Yohan Chon, Dongwon Kim, Hojung Cha
Powerlet: an active battery interface for smartphones. UbiComp (2014)
Seokjun Lee, Chanmin Yoon, Hojung Cha
User interaction-based profiling system for Android application tuning. UbiComp (2014)
Hyojeong Shin, Taiwoo Park, Seungwoo Kang, Bupjae Lee, Junehwa Song, Yohan Chon, Hojung Cha
CoSMiC: designing a mobile crowd-sourced collaborative application to find a missing child in situ. Mobile HCI (2014)
Edwin Hsing-Mean Sha, Jörg Henkel, Kaijie Wu, Tarek F. Abdelzaher, Hojung Cha
Messages from the conference chairs. RTCSA (2014)
Elmurod Talipov, Jianxiong Yin, Yohan Chon, Hojung Cha
A context-rich and extensible framework for spontaneous smartphone networking. Comput. Commun. 37 (2014)
Yohan Chon, Suyeon Kim, Seungwoo Lee, Dongwon Kim, Yungeun Kim, Hojung Cha
Sensing WiFi packets in the air: practicality and implications in urban mobility monitoring. UbiComp (2014)
Dongwon Kim, Nohyun Jung, Hojung Cha
Content-centric Display Energy Management for Mobile Devices. DAC (2014)
Yohan Chon, Yungeun Kim, Hyojeong Shin, Hojung Cha
Adaptive Duty Cycling for Place-Centric Mobility Monitoring using Zero-Cost Information in Smartphone. IEEE Trans. Mob. Comput. 13 (8) (2014)
Yohan Chon, Elmurod Talipov, Hyojeong Shin, Hojung Cha
SmartDC: Mobility Prediction-Based Adaptive Duty Cycling for Everyday Location Monitoring. IEEE Trans. Mob. Comput. 13 (3) (2014)
Yohan Chon, Wanchang Ryu, Hojung Cha
Predicting smartphone battery usage using cell tower ID monitoring. Pervasive Mob. Comput. 13 (2014)
Seungwoo Lee, Daye Ahn, Sukjun Lee, Rhan Ha, Hojung Cha
Personalized Energy Auditor: Estimating personal electricity usage. PerCom (2014)
Seungwoo Lee, Hyojeong Shin, Rhan Ha, Hojung Cha
IEEE 802.15.4a CSS-based mobile object locating system using sequential Monte Carlo method. Comput. Commun. 38 (2014)
Yohan Chon, Yunjong Kim, Hojung Cha
Autonomous place naming system using opportunistic crowdsensing and knowledge from crowdsourcing. IPSN (2013)
Dongwon Kim, Wonwoo Jung, Hojung Cha
Runtime power estimation of mobile AMOLED displays. DATE (2013)
Yohan Chon, Nicholas D. Lane, Yunjong Kim, Feng Zhao, Hojung Cha
Understanding the coverage and scalability of place-centric crowdsensing. UbiComp (2013)
Kwanghwan Kim, Hojung Cha
WakeScope: Runtime WakeLock anomaly management scheme for Android platform. EMSOFT (2013)
Sungnam Lee, Sanjar Mengliev, Yohan Chon, Rhan Ha, Hojung Cha
Autonomous Construction of a Mountain Terrain Map Using Low-Cost Sensors and Group Information. MILCOM (2013)
Yungeun Kim, Hyojeong Shin, Yohan Chon, Hojung Cha
Smartphone-based Wi-Fi tracking system exploiting the RSS peak to overcome the RSS variance problem. Pervasive Mob. Comput. 9 (3) (2013)
Seungwoo Lee, Gilyoung Ryu, Yohan Chon, Rhan Ha, Hojung Cha
Automatic Standby Power Management Using Usage Profiling and Prediction. IEEE Trans. Hum. Mach. Syst. 43 (6) (2013)
Seunghun Cha, Elmurod Talipov, Hojung Cha
Data delivery scheme for intermittently connected mobile sensor networks. Comput. Commun. 36 (5) (2013)
Seungwoo Lee, Yohan Chon, Yunjong Kim, Rhan Ha, Hojung Cha
Occupancy Prediction Algorithms for Thermostat Control Systems Using Mobile Devices. IEEE Trans. Smart Grid 4 (3) (2013)
Elmurod Talipov, Yohan Chon, Hojung Cha
Content Sharing over Smartphone-Based Delay-Tolerant Networks. IEEE Trans. Mob. Comput. 12 (3) (2013)
Kwanghyo Park, Hyojeong Shin, Hojung Cha
Smartphone-based pedestrian tracking in indoor corridor environments. Pers. Ubiquitous Comput. 17 (2) (2013)
Wonwoo Jung, Kwanghwan Kim, Hojung Cha
UserScope: A Fine-Grained Framework for Collecting Energy-Related Smartphone User Contexts. ICPADS (2013)
Nicholas D. Lane, Yohan Chon, Lin Zhou, Yongzhe Zhang, Fan Li, Dongwon Kim, Guanzhong Ding, Feng Zhao, Hojung Cha
Piggyback CrowdSensing (PCS): energy efficient crowdsourcing of mobile sensor data by exploiting smartphone app opportunities. SenSys (2013)
Sungnam Lee, Yohan Chon, Hojung Cha
Smartphone-based indoor pedestrian tracking using geo-magnetic observations. Mob. Inf. Syst. 9 (2) (2013)
Sukwon Choi, Hayun Hwang, Byunghun Song, Hojung Cha
Hardware-assisted energy monitoring architecture for micro sensor nodes. J. Syst. Archit. 58 (2) (2012)
Wonwoo Jung, Dongwon Kim, Hojung Cha
Observing Thermal Characteristics of Energy-Aware Mobile Devices. RTCSA (2012)
Yungeun Kim, Yohan Chon, Hojung Cha
Smartphone-Based Collaborative and Autonomous Radio Fingerprinting. IEEE Trans. Syst. Man Cybern. Part C 42 (1) (2012)
Junho Ahn, Hojung Cha
A sensor network-based multiple acoustic source localization algorithm. SAC (2012)
Jahyoung Koo, Hojung Cha
Unsupervised Locating of WiFi Access Points Using Smartphones. IEEE Trans. Syst. Man Cybern. Part C 42 (6) (2012)
Yungeun Kim, Hyojeong Shin, Hojung Cha
Smartphone-based Wi-Fi pedestrian-tracking system tolerating the RSS variance problem. PerCom (2012)
Chanmin Yoon, Dongwon Kim, Wonwoo Jung, Chulkoo Kang, Hojung Cha
AppScope: Application Energy Metering Framework for Android Smartphone Using Kernel Activity Monitoring. USENIX Annual Technical Conference (2012)
Sungnam Lee, Hyojeong Shin, Hojung Cha
A pedestrian tracking system using group mobility information. MILCOM (2012)
Yohan Chon, Nicholas D. Lane, Fan Li, Hojung Cha, Feng Zhao
Automatically characterizing places with opportunistic crowdsensing using smartphones. UbiComp (2012)
Yungeun Kim, Songhee Lee, Seokjoon Lee, Hojung Cha
A GPS sensing strategy for accurate and energy-efficient outdoor-to-indoor handover in seamless localization systems. Mob. Inf. Syst. 8 (4) (2012)
Wonwoo Jung, Chulkoo Kang, Chanmin Yoon, Dongwon Kim, Hojung Cha
DevScope: a nonintrusive and online power analysis tool for smartphone hardware components. CODES+ISSS (2012)
Yohan Chon, Elmurod Talipov, Hojung Cha
Autonomous Management of Everyday Places for a Personalized Location Provider. IEEE Trans. Syst. Man Cybern. Part C 42 (4) (2012)
Yohan Chon, Hyojeong Shin, Elmurod Talipov, Hojung Cha
Evaluating mobility models for temporal prediction with high-granularity mobility data. PerCom (2012)
Hyojeong Shin, Elmurod Talipov, Hojung Cha
Spectrum: Lightweight Hybrid Address Autoconfiguration Protocol Based on Virtual Coordinates for 6LoWPAN. IEEE Trans. Mob. Comput. 11 (11) (2012)
Hyojeong Shin, Yohan Chon, Hojung Cha
Unsupervised Construction of an Indoor Floor Plan Using a Smartphone. IEEE Trans. Syst. Man Cybern. Part C 42 (6) (2012)
Chanmin Yoon, Yohan Chon, Hojung Cha
PION: Human mobility-based service provisioning framework for smartphone users. SECON (2012)
Elmurod Talipov, Hojung Cha
Communication capacity-based message exchange mechanism for delay-tolerant networks. Comput. Networks 55 (15) (2011)
Chanmin Yoon, Hojung Cha
Experimental analysis of IEEE 802.15.4a CSS ranging and its implications. Comput. Commun. 34 (11) (2011)
Choonha Hwang, Elmurod Talipov, Hojung Cha
Distributed geographic service discovery for mobile sensor networks. Comput. Networks 55 (5) (2011)

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Publication Activity (10 Years)

Top Topics

Top Venues

Hojung Cha