Jae-Won Kim

ORCID: 0000-0003-1608-5849
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About
Contact & Profiles
Research Areas
  • Cooperative Communication and Network Coding
  • Advanced Wireless Communication Techniques
  • Error Correcting Code Techniques
  • DNA and Biological Computing
  • Labor market dynamics and wage inequality
  • Advanced biosensing and bioanalysis techniques
  • Global trade and economics
  • Advanced MIMO Systems Optimization
  • Translation Studies and Practices
  • Advanced Wireless Network Optimization
  • Speech and Audio Processing
  • Quantum Chromodynamics and Particle Interactions
  • Black Holes and Theoretical Physics
  • Subtitles and Audiovisual Media
  • Geochemistry and Geologic Mapping
  • Unemployment and Economic Growth
  • Aviation Industry Analysis and Trends
  • Mineral Processing and Grinding
  • Reinforcement Learning in Robotics
  • Innovation in Digital Healthcare Systems
  • Advanced Wireless Communication Technologies
  • Child and Adolescent Psychosocial and Emotional Development
  • Cellular Automata and Applications
  • Cosmology and Gravitation Theories
  • Remote-Sensing Image Classification

Gyeongsang National University
2012-2024

Kwangwoon University
2022-2024

Seoul National University
2008-2021

Weatherford College
2020

Chung-Ang University
2020

Akita University
2019

Sogang University
2007-2018

Korea Advanced Institute of Science and Technology
2018

Stockholm University
2006-2011

Florida State University
2005

In DNA storage systems, there are tradeoffs between writing and reading costs. Increasing the code rate of error-correcting codes may save cost, but it will need more sequence reads for data retrieval. There is potentially a way to improve sequencing decoding processes in such that cost induced by this tradeoff reduced without increasing cost. past researches, clustering, alignment were considered as separate stages we believe using information from all these together performance. Actual...

10.1093/bioinformatics/btab246 article EN Bioinformatics 2021-04-13

Playtesting is a lifecycle phase in game development wherein the completeness and smooth progress of planned content are verified before release new game. Although studies on playtesting Match 3 games have attempted to utilize Monte Carlo tree search (MCTS) convolutional neural networks (CNNs), applicability these methods limited because associated training time-consuming data collection difficult. To address this problem, was performed via learning based strategic play games. Five plays...

10.1109/access.2020.2980380 article EN cc-by IEEE Access 2020-01-01

The study presents a new technique that combines hyperspectral imaging and machine learning to identify minerals. Overcoming the challenges of processing data, solution offers user-friendly analysis tool tailored for constructing datasets enhancing mineral identification concentration estimation. integrates data with segmentation, simplifying complex operations making accessible non-experts. tool's capabilities extend handling multi-spectral efficiently, potentially leading energy-efficient...

10.1080/17480930.2024.2360743 article EN International Journal of Mining Reclamation and Environment 2024-06-06

DNA data storage systems have rapidly developed with novel error-correcting techniques, random access algorithms, and query systems. However, designing an algorithm for is challenging, mainly due to the unpredictable nature of errors extremely high price experiments. Thus, a simulator interest that can imitate error statistics system replace experiments in developing processes. We introduce generative adversarial networks learn channel statistics. Our takes oligos (DNA sequences write) as...

10.1109/access.2023.3235201 article EN cc-by IEEE Access 2023-01-01

Abstract Background The objective of this study is to investigate the direct and indirect effects childhood trauma, internalizing symptoms, externalizing symptoms on suicidality among adolescents, thereby establishing a structural equation model. Methods present uses cross-sectional descriptive design. Among 147 adolescents aged 12–17, 93 outpatients diagnosed with major depressive disorder 54 controls were included in study. They completed Early Trauma Inventory Self-Report (Short Form)...

10.1186/s13034-021-00434-x article EN cc-by Child and Adolescent Psychiatry and Mental Health 2021-12-23

Due to the advantages of high storage densities and longevity, DNA has become one attractive technologies for future data systems. However, writing/reading cost is still more efficient techniques are required. In this paper, we propose improved log-likelihood ratio (LLR) processing schemes based on observed statistics low-density parity-check (LDPC) code decoding reduce reading while encoding kept unchanged. mismatch between real channel also limit maximum decoder input value, scaling...

10.1109/access.2020.3021700 article EN cc-by IEEE Access 2020-01-01

Understanding Higgs mechanism for higher-spin gauge fields is an outstanding open problem. We investigate this problem in the context of Kaluza-Klein compactification. Starting from a free massless field (d + 2)-dimensional anti-de Sitter space and compactifying over finite angular wedge, we obtain infinite tower heavy, light 1)-dimensional space. All massive are described invariantly terms Stueckelberg fields. The spectrum depends on boundary conditions imposed at both ends wedges. observed...

10.1007/jhep11(2016)024 article EN cc-by Journal of High Energy Physics 2016-11-01

This paper proposes a new method for pre-echo reduction in transform-based audio coding by controlling the temporal envelope of waveform. The proposed comprises two operating modes: flattening and correction target signal. estimates signal levels with low resolution from side information using machine learning converts them into to be applied flatten correct envelope. It also adjusts signals maintain continuity between non-transient transient frames. differs conventional methods that it...

10.1109/icassp48485.2024.10448341 article EN ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2024-03-18

In this paper, new index coding problems are studied, where each receiver has erroneous side information. Although information is a crucial part of coding, the existence not yet been considered. We study an code with receivers that have symbols in error-free broadcast channel, which called errors (ICSIE). The encoding and decoding procedures ICSIE proposed, based on syndrome decoding. Then, we derive bounds optimal codelength proposed Furthermore, introduce special graph for problem,...

10.1109/tit.2017.2756663 article EN IEEE Transactions on Information Theory 2017-09-25

Ever since deoxyribonucleic acid (DNA) was considered as a next-generation data-storage medium, lots of research efforts have been made to correct errors occurred during the synthesis, storage, and sequencing processes using error correcting codes (ECCs). Previous works on recovering data from sequenced DNA pool with utilized hard decoding algorithms based majority decision rule. To improve correction capability ECCs robustness storage system, we propose new iterative soft algorithm, where...

10.1109/tnb.2023.3284406 article EN IEEE Transactions on NanoBioscience 2023-06-09

In this paper, a new list decoding algorithm for tail-biting convolutional codes (TBCCs) with cyclic redundancy check (CRC) is proposed, where the CRC considered as concatenated outer code. The main idea of proposed to modify procedure TBCC by using CRC. Two algorithms are first initial state estimating re-encoded bits and having low computational complexity. other modified Viterbi algorithm, trellis paths fixed some used error correction. For code defined in long-term evolution standard,...

10.1109/access.2018.2847348 article EN cc-by-nc-nd IEEE Access 2018-01-01

In this paper, linear index codes with multiple senders are studied, where every receiver receives encoded messages from all senders. A new fitting matrix for the is proposed and it proved that minimum rank of matrices optimal codelength addition, a type side information graph related whether given critical or not studied. Furthermore, cellular network scenario each can receive subset sub-codewords. Since some receivers cannot entire codeword in scenario, encoding method based on has to be...

10.1109/tcomm.2019.2940008 article EN IEEE Transactions on Communications 2019-09-06

Closed-form expressions for the ergodic capacity downlink transmission of a distributed antenna system are derived, based on different cooperative schemes including single-antenna (SAT) and dual-antenna transmissions (DAT). For DAT, we consider space-time block coding (STBC) open-loop operation, maximum ratio (MRT) closed-loop operation. The probability density function (PDF) signal-to-interference (SIR) each scheme is presented, followed by in terms received power components significant...

10.1109/ccnc08.2007.15 article EN 2008-01-01

The beta-turn is the most common type of nonrepetitive structure in globular proteins, comprising ~25% all residues; however, a detailed understanding effects specific residues upon stability and conformation lacking. Human acidic fibroblast growth factor (FGF-1) member beta-trefoil superfold contains total five beta-hairpin structures (antiparallel beta-sheets connected by reverse turn). beta-Turns related characteristic threefold structural symmetry this exhibit different primary...

10.1110/ps.041094205 article EN Protein Science 2005-01-05

Performance of downlink transmission strategies exploiting cooperative transmit diversity is investigated for distributed multiple-input single-output (MISO) systems, which geographically remote antennas (RA) in a cell can either communicate with distinct mobile stations (MS) or cooperate common MS. Statistical characteristics terms the signal-to-interference-plus-noise ratio (SINR) and achievable capacity are analyzed both non-cooperative schemes, preferred mode operation given channel...

10.1109/jcn.2008.6389836 article EN Journal of Communications and Networks 2008-06-01

This letter proposes a new method for audio coding that utilizes blind spectral recovery to improve the efficiency without compromising performance. The proposed transmits only fraction of coefficients, thereby reducing bit rate. Then, it recovers remaining coefficients in decoder using transmitted as input. is differentiated from conventional be recovered are interleaved with obtain most data correlation. Further, enhances which degraded by quantization errors, deliver better information...

10.1109/lsp.2022.3172853 article EN IEEE Signal Processing Letters 2022-01-01

The SYK model proposed by Sachdev, Ye, and Kitaev consists of Majorana fermions that interact randomly four at a time. develops dense spectrum above the ground state, due to which becomes nearly conformal. This suggests holographic dual may exist, makes interesting in study quantum gravity. It has been found is similar large $N$ tensor models: both models, only melonic diagrams survive limit. In this thesis, we explore with $O(N)^3$ symmetry containing two flavors fundamental representation....

10.48550/arxiv.1811.04330 preprint EN other-oa arXiv (Cornell University) 2018-01-01

This article provides an overview of the major psychiatric disorders in adolescence. Attention and disruptive behavior disorders, mood anxiety alcohol substance use schizophrenia are main diagnostic categories adolescent disorders. include attention deficit hyperactivity disorder, oppositional defiant conduct disorder. Mood depressive disorder bipolar obsessive compulsive social phobia, posttraumatic stress Eating tic described category other discusses demographic clinical characteristics...

10.5124/jkma.2008.51.2.176 article EN cc-by-nc Journal of Korean Medical Association 2008-01-01
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