Hongchan Roh

27 papers A 1C 2Misc 3Journal 17Unranked 4
YearRankTypeTitle / Venue / Authors
2026 J jnl
Q-VESA: Accelerating Quantization-Aware Vector Search for Fast Retrieval in Prompt Engineering.
IEEE Trans. Computers
Seongjoon Cho, Junyoung Park, Donghyun Kang, Moohyeon Nam, Hongchan Roh, Moo-Kyoung Chung, Se-Hyun Yang, Seungkyu Choi
2025 J jnl
Turbocharging Vector Databases using Modern SSDs.
Proc. VLDB Endow.
Joobo Shim, Jaewon Oh, Hongchan Roh, Jaeyoung Do, Sang-Won Lee
2023 — conf
System Optimization of Data Analytics Platforms using Compute Express Link (CXL) Memory.
BigComp
Seokhyun Ryu, Sohyun Kim, Jaeyung Jun, Donguk Moon, Kyungsoo Lee, Jungmin Choi, Sunwoong Kim, Hyungsoo Kim, Luke Kim, Won Ha Choi, Moohyeon Nam, Dooyoung Hwang, Hongchan Roh, Young-Pyo Joo
2022 C conf
ES4D: Accelerating Exact Similarity Search for High-Dimensional Vectors via Vector Slicing and In-SSD Computation.
ICCD
Juhwan Kim, Jongseon Seo, Jonghyeok Park, Sang-Won Lee, Hongchan Roh, Hyungmin Cho
2021 Misc conf
ARMemNet: autoregressive memory networks for multivariate time series forecasting.
SAC
Jinuk Park, Chanhee Park, Hongchan Roh, Sanghyun Park
2021 J jnl
OurRocks: Offloading Disk Scan Directly to GPU in Write-Optimized Database System.
IEEE Trans. Computers
Won Gi Choi, Doyoung Kim, Hongchan Roh, Sanghyun Park
2020 J jnl
Comprehensive techniques of multi-GPU memory optimization for deep learning acceleration.
Clust. Comput.
Youngrang Kim, Jaehwan Lee, Jik-Soo Kim, Hyunseung Jei, Hongchan Roh
2020 J jnl
Towards an optimized distributed deep learning framework for a heterogeneous multi-GPU cluster.
Clust. Comput.
Youngrang Kim, Hyeonseong Choi, Jaehwan Lee, Jik-Soo Kim, Hyunseung Jei, Hongchan Roh
2019 — conf
Efficient Large-Scale Deep Learning Framework for Heterogeneous Multi-GPU Cluster.
FAS*W@SASO/ICAC
Youngrang Kim, Hyeonseong Choi, Jaehwan Lee, Jik-Soo Kim, Hyunseung Jei, Hongchan Roh
2019 — conf
LESS: Logging Exploiting SnapShot.
BigComp
Hanseung Sung, Minhwa Jin, Mincheol Shin, Hongchan Roh, Won Gi Choi, Sanghyun Park
2018 J jnl
An Empirical Performance Analysis on Hadoop via Optimizing the Network Heartbeat Period.
KSII Trans. Internet Inf. Syst.
Jaehwan Lee, June Choi, Hongchan Roh, Ji Sun Shin
2018 — conf
Efficient Multi-GPU Memory Management for Deep Learning Acceleration.
FAS*W@SASO/ICAC
Youngrang Kim, Jaehwan Lee, Jik-Soo Kim, Hyunseung Jei, Hongchan Roh
2018 J jnl
MV-FTL: An FTL That Provides Page-Level Multi-Version Management.
IEEE Trans. Knowl. Data Eng.
Doogie Lee, Mincheol Shin, Won Gi Choi, Hongchan Roh, Sanghyun Park
2018 J jnl
Selective I/O Bypass and Load Balancing Method for Write-Through SSD Caching in Big Data Analytics.
IEEE Trans. Computers
Jaehyung Kim, Hongchan Roh, Sanghyun Park
2017 J jnl
Advanced Block Nested Loop Join for Extending SSD Lifetime.
IEEE Trans. Knowl. Data Eng.
Hongchan Roh, Mincheol Shin, Wonmook Jung, Sanghyun Park
2016 J jnl
External Mergesort for Flash-Based Solid State Drives.
IEEE Trans. Computers
Joonhee Lee, Hongchan Roh, Sanghyun Park
2016 Misc conf
Optimizing hash partitioning for solid state drives.
SAC
Mincheol Shin, Hongchan Roh, Wonmook Jung, Sanghyun Park
2015 J jnl
BulkAligner: A novel sequence alignment algorithm based on graph theory and Trinity.
Inf. Sci.
Junsu Lee, Yunku Yeu, Hongchan Roh, Youngmi Yoon, Sanghyun Park
2015 J jnl
Inverted index maintenance strategy for flashSSDs: Revitalization of in-place index update strategy.
Inf. Syst.
Wonmook Jung, Hongchan Roh, Mincheol Shin, Sanghyun Park
2014 J jnl
AS B-tree: A Study of an Efficient B+-tree for SSDs.
J. Inf. Sci. Eng.
Hongchan Roh, Sungho Kim, Daewook Lee, Sanghyun Park
2014 J jnl
MPSearch: Multi-Path Search for Tree-based Indexes to Exploit Internal Parallelism of Flash SSDs.
IEEE Data Eng. Bull.
Hongchan Roh, Sanghyun Park, Mincheol Shin, Sang-Won Lee
2012 J jnl
B+-tree Index Optimization by Exploiting Internal Parallelism of Flash-based Solid State Drives
CoRR
Hongchan Roh, Sanghyun Park, Sungho Kim, Mincheol Shin, Sang-Won Lee
2011 J jnl
B+-tree Index Optimization by Exploiting Internal Parallelism of Flash-based Solid State Drives.
Proc. VLDB Endow.
Hongchan Roh, Sanghyun Park, Sungho Kim, Mincheol Shin, Sang-Won Lee
2010 A conf
Yet another write-optimized DBMS layer for flash-based solid state storage.
CIKM
Hongchan Roh, Daewook Lee, Sanghyun Park
2009 J jnl
A B-Tree index extension to enhance response time and the life cycle of flash memory.
Inf. Sci.
Hongchan Roh, Woo-Cheol Kim, Seung-Woo Kim, Sanghyun Park
2008 C conf
A novel evolutionary algorithm for bi-clustering of gene expression data based on the Order Preserving Sub-Matrix (OPSM) constraint.
BIBE
Hongchan Roh, Sanghyun Park
2008 Misc conf
An Efficient Hash Index Structure for Solid State Disks.
IKE
Hongchan Roh, Sanghyun Park