at Yonsei University - Publication

Selected Publications

Multi-Axial Analysis of Clinical Reasoning in Large Language Models: Inter-Verifier Disagreement and Its Implications for Automated Evaluation, Hyunjung Byun, Dahyoun Lee, Munyoung Jung and Beakcheol Jang, Springer Nature JMS, 2026. (IF 8.8)
PROGRAM: Programmatic Retrieval Optimization with Generative Reasoning and Augmented Multi-queries, Gun Il Kim, Jungkyu Shin, Jong Wook Kim and Beakcheol Jang, ACL Findings, 2026.
CTRL: Control-Based Time Series Forecasting with LLM-Guided Residual Learning, Minkyoung Kim, Daeun Ji, Yohan Lee, Beomsoo Kim and Beakcheol Jang, ACL Findings, 2026.
“As Eastern Powers, I will veto.” : An Investigation of Nation-level Bias of Large Language Models in International Relations, Jonghyeon Choi, Yeonjun Choi, Hyun-chul Kim and Beakcheol Jang, AAAI, 2026.
Privacy-Preserving Trajectory Data Publication: A Distributed Approach without Trusted Servers, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA, 2026. (IF: 8.0)
UniRAG: A Unified RAG Framework for Knowledge-Intensive Queries with Decomposition, Break-Down Reasoning, and Iterative Rewriting, Gun Il Kim, Jongwook Kim and Beakcheol Jang, EMNLP Findings, 2025.
A pivot-enhanced question answering framework: using iterative sub-question decomposition and answer-to-question verification, Seyeon Park and Beakcheol Jang, ACM CIKM, 2025.
Efficient Compressing and Tuning Methods for Large Language Models: A Systematic Literature Review, Gun Il Kim, Sunga Hwang, Beakcheol Jang, ACM CSUR, 2025. (IF: 30.4)
Visual Question Answering: A Survey of Methods, Datasets, Evaluation, and Challenges, Byeong Su Kim, Jieun Kim, Deokwoo Lee, Beakcheol Jang, ACM CSUR, 2025. (IF 30.4)
Forecasting epidemic spread with recurrent graph gate fusion transformers, Minkyoung Kim, Jae Heon Kim, and Beakcheol Jang, IEEE JBHI, 2025. (IF: 6.8)
Privacy-preserving generation and publication of synthetic trajectory microdata: A comprehensive survey, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA, 2024. (IF: 8.3)
A survey on multimodal bidirectional machine learning translation of image and natural language processing, Wongyung Nam and Beakcheol Jang, Elsevier ESWA, 2024. (IF: 8.5)
Long-term influenza outbreak forecast using time-precedence correlation of web data, Beakcheol Jang, Inhwan Kim and Jong Wook Kim, IEEE TNNLS, 2023.(IF: 14.255)
Survey of landmark-based indoor positioning technologies, Beakcheol Jang, Hyunjung Kim and Jong Wook Kim, Elsevier Information Fusion, 2023. (IF: 17.564)
Deep learning-based privacy-preserving framework for synthetic trajectory generation, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA, 2022. (IF: 8.3)
Deep similarity analysis and forecasting of actual outbreak of major infectious diseases using Internet-sourced data, Beakcheol Jang, Yeongha Kim, Gun Il Kim and Jong Wook Kim, JBI, 2022. (IF: 8.0)
Privacy-preserving mechanisms for location privacy in mobile crowdsensing: A survey, Jong Wook Kim, Kennedy Edemacu and Beakcheol Jang, Elsevier JNCA, 2022. (IF: 8.3)
Reliability check via weight similarity in privacy-preserving multi-party machine learning, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, Elsevier Information Sciences, 2021. (IF: 6.759)
A deep attention model to forecast the length of stay and the in-hospital mortality right on admission from ICD codes and demographic data, Gaspard Harerimana, Jong Wook Kim and Beakcheol Jang, Elsevier JBI, 2021. (IF: 8.0)
Collaborative ehealth privacy and security: An access control with attribute revocation based on OBDD access structure, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, IEEE JBHI, 2020. (IF: 7.021)
Indoor positioning technologies without offline fingerprinting map: A survey, Beakcheol Jang and Hyunjung Kim, IEEE COMST, 2019. (IF: 33.840)

Multichannel asynchronous scheduled MAC protocol for wireless sensor networks, Jun Bum Lim, Beakcheol Jang and Mihail L. Sichitiu, Elsevier COMCOM, 2015. (IF: 3.167)

An asynchronous scheduled MAC protocol for wireless sensor networks, Beakcheol Jang, Jun Bum Lim and Mihail L. Sichitiu, Elsevier COMNET, 2013. (IF: 4.474)

IEEE 802.11 saturation throughput analysis in the presence of hidden terminals, Beakcheol Jang and Mihail L. Sichitiu, IEEE/ACM TON, 2012. (IF: 3.567)
RapTEX: Rapid prototyping tool for embedded communication systems, Jun Bum Lim, Beakcheol Jang, Suyoung Yoon, Mihail L. Sichitiu and Alexander G Dean, ACM TOSN, 2010. (IF: 2.253)

Full Publications

2026

PROGRAM: Programmatic Retrieval Optimization with Generative Reasoning and Augmented Multi-queries, Gun Il Kim, Jungkyu Shin, Jong Wook Kim and Beakcheol Jang, ACL Findings, 2026.
CTRL: Control-Based Time Series Forecasting with LLM-Guided Residual Learning, Minkyoung Kim, Daeun Ji, Yohan Lee, Beomsoo Kim and Beakcheol Jang, ACL Findings, 2026.
“As Eastern Powers, I will veto.” : An Investigation of Nation-level Bias of Large Language Models in International Relations, Jonghyeon Choi, Yeonjun Choi, Hyun-chul Kim and Beakcheol Jang, AAAI, 2026.
Tool-MAD: A Multi-Agent Debate Framework for Fact Verification with Diverse Tool Augmentation and Adaptive Retrieval, Seyeon Jeong, Yeonjun Choi, JongWook Kim, and Beakcheol Jang, IEEE Access, 2026.
Multi-Axial Analysis of Clinical Reasoning in Large Language Models: Inter-Verifier Disagreement and Its Implications for Automated Evaluation, Hyunjung Byun, Dahyoun Lee, Munyoung Jung and Beakcheol Jang, Springer Nature JMS, 2026. (IF 8.8)
MAGNET: Counterfactual samples synthesizing for mitigating hallucination in large language models, Byeong Su Kim, Beomsoo Kim and Beakcheol Jang, PLOS ONE, 2026.
Privacy-Preserving Trajectory Data Publication: A Distributed Approach without Trusted Servers, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA, 2026. (IF 8.0)
A Study on Orthodontic Treatment Plan Recommendation Using Large Language Models, Yo Han Lee and Beakcheol Jang, IEIE, 2026.

2025

UniRAG: A Unified RAG Framework for Knowledge-Intensive Queries with Decomposition, Break-Down Reasoning, and Iterative Rewriting, Gun Il Kim, Jongwook Kim and Beakcheol Jang, EMNLP Findings, 2025.
A pivot-enhanced question answering framework: using iterative sub-question decomposition and answer-to-question verification, Seyeon Park and Beakcheol Jang, ACM CIKM, 2025.
Enhancing Medical Cross-Modal Hashing Retrieval using Dropout-Voting Mixture-of-Experts Fusion, Jae Won Ahn, Woo Sung Jang, and Beakcheol Jang, ACM CIKM MGSR, 2025.
COVID-19 Policies and Payment Delays: Panel Data Insights from Korea's Food Industry, Minkyoung Kim, Gun Il Kim, Yo Han Lee and Beakcheol Jang, IICAIIC, 2025.
Enhancing 3D Tooth Segmentation Using Curvature-FPS Point Cloud Downsampling, Sunga Hwang, Gun Il Kim, Jungkyu Shin, Yo Han Lee, Yong Woon Shin, Wooae Ki and Beakcheol Jang , IEEE Access, 2025.
Efficient Compressing and Tuning Methods for Large Language Models: A Systematic Literature Review, Gun Il Kim, Sunga Hwang and Beakcheol Jang, ACM Computing Surveys, 2025.(IF: 23.8)
Visual Question Answering: A Survey of Methods, Datasets, Evaluation, and Challenges, Byeong Su Kim, Jieun Kim, Deokwoo Lee and Beakcheol Jang, ACM Computing Surveys, 2025. (IF: 23.8)
IDQuAD: Infectious disease question and answering dataset, Soonchan Kwon, Sujeong Hur, and Beakcheol Jang, PLOS ONE, 2025.
Classification of Fashion E-commerce Products using ResNet-BERT Multi-modal Deep Learning and Transfer Learning Optimization, In Jae Seo, Yo Han Lee and Beakcheol Jang, PLOS ONE, 2025.
Accurate total consumer price index forecasting with data augmentation, multivariate features, and sentiment analysis: A case study in Korea, In Jae Seo, Minkyoung Kim and Beakcheol Jang, PLOS ONE, 2025.
A comprehensive survey of fake text detection on misinformation and LM-generated texts, Soonchan Kwon and Beakcheol Jang , IEEE Access, 2025.
Forecasting epidemic spread with recurrent graph gate fusion transformers, Minkyoung Kim, Jae Heon Kim, and Beakcheol Jang, IEEE JBHI, 2025. (IF: 6.8)
Adaptive Hierarchical Control of Warning and Trajectory for Energy-Efficient Autonomous Driving, Daeun ji, and Beakcheol Jang, JKSCI, 2025.
Time Series Forecasting Using RAG-based News Information and Large Language Models: A Case Study on COVID-19 Data, Dongkuk Kim, Yeonjun Choi, Beakcheol Jang, JICS, 2025.
Research on infectious disease AI agent using large language models : focusing on domestic infectious disease data, Seyeon Jeong, and Beakcheol Jang, JICS, 2025.
Efficient prompt engineering for Corrective RAG specialized for benchmarking Massive Multitask Language Understanding dataset, Yo Han Lee and Beakcheol Jang, IEIE, 2025.

2024

Privacy-preserving generation and publication of synthetic trajectory microdata: A comprehensive survey, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA, 2024. (IF : 8.3)
Climate policy uncertainty and its impact on real estate market dynamics: A sectoral and regional analysis, Chulyoung Cho, Jinseok Yang and Beakcheol Jang , PLOS ONE, 2024.
Enhancing machine-generated text detection: Adversarial fine-tuning of pre-trained language models, Dong Hee Lee and Beakcheol Jang, IEEE Access, 2024.
Enhancing financial sentiment analysis ability of language model via targeted numerical change-related masking, Hui Do Jung and Beakcheol Jang, IEEE Access, 2024.
Heterogeneous macroeconomic factors' effects on stocks across sizes, styles, and sectors in the South Korean market, Chulyoung Cho, Jinseok Yang and Beakcheol Jang , PLOS ONE, 2024.
A survey on multimodal bidirectional machine learning translation of image and natural language processing, Wongyung Nam and Beakcheol Jang, Elsevier ESWA, 2024. (IF: 8.5)
Exploring data augmentation ratios for YOLO-based multi-category clothing image classification by model size, Seyeon Park, Sunga Hwang, and Beakcheol Jang, JICS, 2024.
A study on AI-inherent security vulnerabilities and security guidelines for AI-integrated defense information systems, Jong Hyeon Choi and Beakcheol Jang, 국방정책연구, 2024.
Fine-tuning BERT-based NLP models for sentiment analysis of korean reviews: optimizing the sequence length, Sunga Hwang, Seyeon Park, and Beakcheol Jang, JICS, 2024.
Comparative study of user reactions in OTT service platforms using text mining, Soonchan Kwon, Jieun Kim, and Beakcheol Jang, JICS, June 2024.
Optimizing language models through dataset-specific post-training: A focus on financial sentiment analysis, Hui Do Jung, Jae Heon Kim, and Beakcheol Jang, JICS, 2024.
Zero-shot korean sentiment analysis with large language models: Comparison with pre-trained language models, Soonchan Kwon, Donghee Lee, and Beakcheol Jang, JKSCI, 2024.
An approach on improving the recommender system: Predicting movie genres based on plot summaries, Gun Il Kim, Jae Heon Kim, Minkyoung Kim, Taekyoung Kwon, and Beakcheol Jang, ICAIIC, 2024.
FTT: fourier transform based transformer for brain CT report generation, Jieun Kim, Byeong Su Kim, Insung Choi, Zepa Yang, and Beakcheol Jang, ICAIIC, 2024.

2023

Classification of mathematical test questions using machine learning on datasets of learning management system questions, Gun Il Kim, Sungtae Kim and Beakcehol Jang, PLOS ONE, 2023.
HSGA: A hybrid LSTM-CNN self-guided attention to predict the future diagnosis from discharge narratives, Gaspard Harerimana, Gun Il Kim, Jong Wook Kim and Beakcheol Jang, IEEE Access, 2023.
Analysis of psychological factors influencing mathematical achievement and machine learning classification, Juhyung Park, Sungtae Kim and Beakcheol Jang, Mathematics, 2023.
Autoregressive decoder with extracted gap sessions for sequential/session-based recommendation, Jaewon Chung, Jung Hwa Lee, and Beakcheol Jang, IEEE Access, 2023.
Evolution of deep learning-based sequential recommender systems: from current trends to new perspectives, Ji Hyung Yoon and Beakcheol Jang, IEEE Access, 2023.
Long-term influenza outbreak forecast using time-precedence correlation of web data, Beakcheol Jang, Inhwan Kim and Jong Wook Kim, IEEE TNNLS, 2023. (IF: 14.255)
COVID-19 outbreak prediction using Seq2Seq+Attention and Word2Vec keyword time series data, Yeongha Kim, Chang-Reung Park, Jae-Pyoung and Beakcheol Jang, PLOS ONE, 2023.
Petroleum price prediction with CNN-LSTM and CNN-GRU using skip-connection, Gun Il Kim and Beakcheol Jang, Mathematics, 2023.
Survey of landmark-based indoor positioning technologies, Beakcheol Jang, Hyunjung Kim and Jong Wook Kim, Information Fusion, 2023. (IF: 17.564)
FinBERT fine-tuning for sentiment analysis: exploring the effectiveness of datasets and hyperparameters, Jae Heon Kim, Hui Do Jung and Beakcheol Jang, JICS, 2023.
Comparative study of keyword extraction models in biomedical domain, Donghee Lee, Soonchan Kwon and Beakcheol Jang, JICS, 2023.

2022

Effectively computing transition patterns with privacy-preserved trajectory datasets, Jong Wook Kim and Beakcheol Jang, PLOS ONE, 2022.
Accurate prediction of electricity consumption using a hybrid CNN-LSTM model based on multivariable data, Jaewon Chung and Beakcheol Jang, PLOS ONE, 2022.
Deep learning-based privacy-preserving framework for synthetic trajectory generation, Jong Wook Kim and Beakcheol Jang, Elsevier JNCA 2022. (IF: 7.574)
A multi-headed transformer approach for predicting the patient’s clinical time-series variables from charted vital signs, Gaspard Harerimana, Jong Wook Kim, and Beakcheol Jang, IEEE Access, 2022.
Deep similarity analysis and forecasting of actual outbreak of major infectious diseases using Internet-sourced data, Beakcheol Jang, Yeongha Kim, Gun Il Kim and Jong Wook Kim, JBI, 2022. (IF: 8.0)
Privacy-preserving mechanisms for location privacy in mobile crowdsensing: A survey, Jong Wook Kim, Kennedy Edemacu and Beakcheol Jang, Elsevier JNCA, 2022.(IF: 7.574)
A comparison study of RNN, CNN, and GAN models in sequential recommendation, Ji Hyung Yoon, Jaewon Chung and Beakcheol Jang, JICS, 2022.
Text summarization of dialogue based on BERT, Wongyung Nam, Jisoo Lee and Baekcheol Jang, JKSCI, 2022.
An accurate cryptocurrency price forecasting using reverse walk-forward validation, Hyun Ahn and Beakcheol Jang, JICS, 2022.

2021

A survey of differential privacy-based techniques and their applicability to location-based services, Jong Wook Kim, Kennedy Edemacu, Jong Seon Kim, Yon Dohn Chung and Beakcheol Jang, Elsevier Computers & Security, 2021. (IF: 4.438)
Reliability check via weight similarity in privacy-preserving multi-party machine learning, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, Elsevier Information Sciences, 2021. (IF: 6.759)
A worldwide disease-related topic extraction system using a deep learning based ranking algorithm and Internet-sourced data, Beakcheol Jang, Myeonghwi Kim, Inhwan Kim and Jong Wook Kim, Sensors, 2021.
A deep attention model to forecast the length of stay and the in-hospital mortality right on admission from ICD codes and demographic data, Gaspard Harerimana, Jong Wook Kim and Beakcheol Jang, Elsevier JBI, 2021. (IF: 6.317)
Effective training data extraction method to improve influenza outbreak prediction from online news articles, Beakcheol Jang, Inhwan Kim and Jong Wook Kim, JMIR Medical Informatics, 2021.
CESCR: CP-ABE for efficient and secure sharing of data in collaborative ehealth with revocation and no dummy attribute, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, PLOS ONE, 2021.

2020

Collaborative ehealth privacy and security: An access control with attribute revocation based on OBDD access structure, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, IEEE JBHI, 2020. (IF: 5.223)
Effective privacy-preserving collection of health data from a user’s wearable device, Jong Wook Kim, Su-Mee Moon, Sang-ug Kang and Beakcheol Jang, Applied Sciences, 2020.
Bi-LSTM model to increase accuracy in text classification: Combining Word2vec CNN and Attention mechanism, Beakcheol Jang, Myeonghwi Kim, Gaspard Harerimana, Sang-ug Kang and Jong Wook Kim, Applied Sciences, 2020.
End-fire vivaldi antenna array with wide fan-beam for 5G mobile handsets, Won Woo Lee, In-June Hwang and Beakcheol Jang, IEEE Access, 2020.
Efficient and expressive access control with revocation for privacy of PHR based on OBDD access structure, Kennedy Edemacu, Beakcheol Jang and Jong Wook Kim, IEEE Access, 2020.
Performance evaluation of deep learning models, Myeonghwi Kim and Beakcheol Jang, JP Journal of Heat and Mass Transfer, 2020.
Chicken pox prediction using deep learning model, Miran Lee, Jong Wook Kim and Beakcheol Jang, The Transactions of the Korean Institute of Electrical Engineers, 2020.
Performance evaluations of text ranking algorithms, Myeonghwi Kim and Beakcheol Jang, JKSCI, 2020.
Prediction of infectious diseases using multiple web data and LSTM, Yeongha Kim, Inhwan Kim and Beakcheol Jang, JICS, 2020.
Indoor positioning technique using the landmark based on relative AP signal strengths, Hyunjung Kim and Beakcheol Jang, JKSCI, 2020.
Influenza detection using twitter and word embeddings, Inhwan Kim and Beakcheol Jang, JKSCI, 2020.

2019

Q-learning algorithms: A comprehensive classification and applications, Beakcheol Jang, Myeonghwi Kim, Gaspard Harerimana and Jong Wook Kim, IEEE Access, 2019.
Workload-aware indoor positioning data collection via local differential privacy, Jong Wook Kim and Beakcheol Jang, IEEE Communications Letters (IEEE CL, 2019.
Word2vec convolutional neural networks for classification of news articles and twitter tweets, Beakcheol Jang, Inhwan Kim and Jong Wook Kim, PLOS ONE, 2019.
MPPDS: Multilevel privacy-preserving data sharing in a collaborative ehealth system, Jong Wook Kim, Kennedy Edemacu and Beakcheol Jang, IEEE Access, 2019.
Deep learning for electronic health record analytics, Gaspard Harerimana, Jong Wook Kim, Hoon Yoo and Beakcheol Jang, IEEE Access, 2019.
IPSCL: An accurate indoor positioning algorithm using sensors and crowdsourced landmarks, Beakcheol Jang, Hyunjung Kim and Jong Wook Kim, Sensors, 2019.
Collecting health lifelog data from smartwatch users in a privacy-preserving manner, Jong Wook Kim, Jong Hyun Lim, Su Mee Moon and Beakcheol Jang, (IEEE TCE, 2019.
Privacy provision in collaborative ehealth with attribute-based encryption: Survey, challenges and future directions, Kennedy Edemacu, Hung Kook Park, Beakcheol Jang and Jong Wook Kim, IEEE Access, 2019.
PEACOCK: Map-based multitype infectious disease outbreak information system, Beakcheol Jang, Miran Lee and Jong Wook Kim, IEEE Access, June 2019.
A tunable MIMO antenna with dual-port structure for mobile phones, Won Woo Lee and Beakcheol Jang, IEEE Access, 2019.
Indoor positioning technologies without offline fingerprinting map: A survey, Beakcheol Jang and Hyunjung Kim, IEEE COMST, 2019. (IF: 22.973)
Performance evaluation of Q-learning, Myeonghwi Kim and Beakcheol Jang, JP Journal of Heat and Mass Transfe, 2019.
Infectious disease infection index information system, Beakcheol Jang, Miran Lee, Myeong Hwi Kim, Hyunjung Kim, Hoon Yoo and Jong Wook Kim, IEEE ICCE, 2019.
Privacy-preserving data collection scheme on smartwatch platform, Jong Wook Kim, Jong Hyun Lim, Su Mee Moon, Beakcheol Jang and Hoon Yoo, IEEE ICCE, 2019.
Poacher detection in african game parks and reserves with IoT: Machine learning approach, Kennedy Edemacu, Jong Wook Kim, Beakcheol Jang and Hung Kook Park, ICGHIT, 2019.
Indoor positioning system using sensor and crowdsourcing landmark map update, Hyunjung Kim, Jong Wook Kim and Beakcheol Jang, ICGHIT, 2019.

2018

Privacy-preserving aggregation of personal health data streams, Jong Wook Kim, Beakcheol Jang and Hoon Yoo, PLOS ONE, 2018.
Health big data analytics: A technology survey, Gaspard Harerimana, Beakcheol Jang, Jong Wook Kim and Hung Kook Park, IEEE Access, 2018.
Privacy-preserving top-k route computation in indoor environments, Dae Ho Kim, Beakcheol Jang and Jong Wook Kim, IEEE Access, 2018.
DOVE: An infectious disease outbreak statistics visualization system, Miran Lee, Jong Wook Kim and Beakcheol Jang, IEEE Access, 2018.
DiTeX: Disease-related topic extraction system through internet-based sources, Jungwon Yoon, Jong Wook Kim and Beakcheol Jang, PLOS ONE, 2018.
Characteristics analysis of data from news and social network services, Beakcheol Jang and Jungwon Yoon, IEEE Access, 2018.
Application of local differential privacy to collection of indoor positioning data, Jong Wook Kim, Dae Ho Kim and Beakcheol Jang, IEEE Access, 2018.
73GHz series antenna array for 5G system, Won-Woo Lee and Beakcheol Jang, JP Journal of Heat and Mass Transfer, 2018.
Series array antenna for 5G cap system, Won-Woo Lee and Beakcheol Jang, JP Journal of Heat and Mass Transfer, 2018.
Disaster preparedness smart building system, Beakcheol Jang, JP Journal of Heat and Mass Transfer, 2018.
Anonymization algorithms for location privacy protection: A survey, Miran Lee, Won Woo Lee and Beakcheol Jang, JP Journal of Heat and Mass Transfer, 2018.
Effective word embedding for twitter data, Inhwan Kim and Beakcheol Jang, J-KICS, 2018.
Effective indoor positioning components, Beakcheol Jang and Hyunjung Kim, Kideok Kim, Miran Lee, Hoon Yoo and Jong Wook Kim, ACM CoNEXT (poster), 2018.
Worldwide emerging disease-related information extraction system from news data, Myeonghwi Kim, Inhwan Kim, Miran Lee and Beakcheol Jang, ACM SENSYS(poster), 2018.
Twitter trend analysis with word2vec, Jungwon Yoon, Miran Lee, Myeonghwi Kim, Hyunjung Kim, Inhwan Kim, Hoon Yoo and Beakcheol Jang, 한국인터넷정보학회 춘계학술발표대회 논문집 제19권1호, 2018.
A study on effective deep learning training based on twitter, Inhwan Kim, Jungwon Yoon, Hyunjung Kim, Miran Lee, Myeonghwi Kim, Hoon Yoo and Beakcheol Jang, 한국인터넷정보학회 춘계학술발표대회 논문집 제19권1호, 2018.

2017

A high isolation 4 by 4 MIMO antenna for LTE mobile phones using coupling elements, Won Woo Lee, Hyung Kyu Yang and Beakcheol Jang, TIIS, 2017.
CCDC: A congestion control technique for duty cycling WSN MAC protocols, Beakcheol Jang and Wonyong Yoon, TIIS, 2017.
An accurate fingerprinting based indoor positioning algorithm, Min Seok Choi and Beakcheol Jang, IJAER, 2017.
Open hardware platforms for internet of things: Evaluation & analysis, Jae Yeon Seo, Myung Hwi Kim and Beakcheol Jang, JKSI, 2017.
Commercial indoor navigation system technology movement, Jae-Min Seo and Beakcheol Jang, JKSI, 2017.

2016

A small 4 by 4 MIMO antenna system for LTE smartphones, Won Woo Lee and Beakcheol Jang, MOTL, 2016.
2×2 MIMO antenna system with different antenna types for mobile terminals, Won Woo Lee and Beakcheol Jang, MOTL, 2016.
Asynchronous duty cycling MAC Protocols for Wireless Sensor Networks: A Survey, Yong Shi and Beakcheol Jang, Far East Journal of Electronics and Communications, 2016.
Analysis of bluetooth indoor localization technologies and experiment of correlation between RSSI and distance, Yang Su Kim and Beakcheol Jang, Journal of the Korea Society of Computer and Information, 2016.
An analysis of indoor positioning technologies using wireless signals, Min Seok Choi and Beakcheol Jang, JKSI, 2016.
Indoor localization technology survey, Cheong Mi Kim and Beakcheol Jang, JKSI, 2016.

2015

A DVC switchable antenna technique for the hand effect in mobile terminals, Won Woo Lee and Beakcheol Jang, MOTL, 2015.
Multichannel asynchronous scheduled MAC protocol for wireless sensor networks, Jun Bum Lim, Beakcheol Jang and Mihail L. Sichitiu, Elsevier COMCOM, 2015.
RU-MAC: A receiver initiated update asynchronous duty cycling MAC protocol for wireless sensor networks, Yong Shi and Beakcheol Jang, IJAER 2015.
Wireless sensor network routing protocol survey, Shi-Bin Liu and Beakcheol Jang, IJAER 2015.
Cloud system security technology trend, Jeongwon Yoon and Beakcheol Jang, Journal of the Korea Society of Computer and Information, 2015.
WiSMax: Wi-Fi speed maximization application, Kyu Sang, Min Seok Choi and Beakcheol Jang, Journal of the Korea Academia Industrial cooperation Society, 2015.

2014

H-LEACH: A high energy-efficient routing protocol for wireless sensor networks, Shi Bin Liu and Beakcheol Jang, Far East Journal of Electronics and Communications, 2014.
An analysis of human gesture recognition technologies for electronic device control, Min Seok Choi and Beakcheol Jang, Journal of the Korea Society of Computer and Information, 2014.
Lifetime-based clustering communication protocol for wireless sensor networks, Beakcheol Jang, Journal of the Korea Academia Industrial cooperation Society, 2014.
P-CSS: Privacy-preserving cloud storage system, Jeongwon Yoon and Beakcheol Jang, Journal of Korea Society of IT Services, 2014.

2013

Enhanced non-seamless offload for LTE and WLAN networks, Wonyong Yoon and Beakcheol Jang, IEEE CL, 2013.
An asynchronous scheduled MAC protocol for wireless sensor networks, Beakcheol Jang, Jun Bum Lim and Mihail L. Sichitiu, Elsevier COMNET, 2013.(IF: 3.03)
Design of two-point interpolation filters by modifying linear interpolation kernel, Hoon Yoo, Seok-Pil Lee and Beakcheol Jang, Far East Journal of Electronics and Communications, 2013.

2012 and Before

IEEE 802.11 saturation throughput analysis in the presence of hidden terminals, Beakcheol Jang and Mihail L. Sichitiu, IEEE/ACM TON, 2012. (IF: 3.597)
RapTEX: Rapid prototyping tool for embedded communication systems, Jun Bum Lim, Beakcheol Jang, Suyoung Yoon, Mihail L. Sichitiu and Alexander G Dean, ACM TOSN, 2010. (IF: 2.507)
Performance impact of large file transfer on web proxy caching: A case study in a high bandwidth campus network environment, Hyunchul Kim, Dongman Lee, Kilnam Chon, Beakcheol Jang, Taekyoung Kwon and Yanghee Choi, JCN, 2010.
DNS resolution with renewal using piggyback, Beakcheol Jang, Dongman Lee, Kilnam Chon and Hyunchul Kim, JCN, 2009.
AS-MAC: An asynchronous scheduled MAC protocol for wireless sensor networks, Beakcheol Jang, Jun Bum Lim and Mihail L. Sichitiu, IEEE MASS, 2008.
Domain name system resolution with renewal using piggyback, Beakcheol Jang and Kilnam Chon, WWW(poster), 2003.

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