Publications

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@inproceedings{lee2026slgs,
  author       = {Seunghyun Lee and
                  Mingu Jung and
                  Sungwoo Kim and
                  Sungbin Kim and
                  Dongho Ha and
                  Hyunwuk Lee and
                  Yingyan Celine Lin and
                  Won Woo Ro},
  title        = {{SLGS:} A Structure-Aware Scanline Renderer for Efficient 3D Gaussian
                  Splatting},
  booktitle    = {Proceedings of the International Conference on Parallel Architectures
                  and Compilation Techniques, {PACT} 2026},
  year         = {2026},
  note         = {To appear}
}

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@inproceedings{kim2026mxffp,
  author       = {Sungwoo Kim and
                  Sungbin Kim and
                  Dongho Ha and
                  Hyunwuk Lee and
                  Junsung Kim and
                  Seunghyun Lee and
                  Mingu Jung and
                  Murali Annavaram and
                  Won Woo Ro},
  title        = {{MXFFP:} Microscaling Flexible Floating Point Format for Large-Scale
                  {AI} Model Acceleration},
  booktitle    = {53rd {ACM/IEEE} Annual International Symposium on Computer Architecture,
                  {ISCA} 2026, Raleigh, NC, USA, June 27 - July 1, 2026},
  pages        = {2505--2519},
  publisher    = {{IEEE}},
  year         = {2026},
  url          = {https://doi.org/10.1109/ISCA66397.2026.00175},
  doi          = {10.1109/ISCA66397.2026.00175}
}

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@inproceedings{jung2026slice,
  author       = {Mingu Jung and
                  Sungbin Kim and
                  Seunghyun Lee and
                  Seunghyun Jin and
                  Hyunwuk Lee and
                  Won Woo Ro},
  title        = {Slice: {A} Selective Local Inference Framework with Codec Exploitation
                  for Accelerating Video Super-Resolution},
  booktitle    = {53rd {ACM/IEEE} Annual International Symposium on Computer Architecture,
                  {ISCA} 2026, Raleigh, NC, USA, June 27 - July 1, 2026},
  pages        = {1863--1877},
  publisher    = {{IEEE}},
  year         = {2026},
  url          = {https://doi.org/10.1109/ISCA66397.2026.00134},
  doi          = {10.1109/ISCA66397.2026.00134}
}

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@article{jang2026despa,
  author       = {Hyungjun Jang and
                  Dongho Ha and
                  Hyunwuk Lee and
                  Won Woo Ro},
  title        = {DeSpa: Heterogeneous multi-core accelerators for energy-efficient
                  dense and sparse computation at the tile level in Deep Neural Networks},
  journal      = {J. Syst. Archit.},
  volume       = {172},
  pages        = {103650},
  year         = {2026},
  url          = {https://doi.org/10.1016/j.sysarc.2025.103650},
  doi          = {10.1016/J.SYSARC.2025.103650}
}

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@inproceedings{lee2025bitl,
  author       = {Seunghyun Lee and
                  Dongho Ha and
                  Sungbin Kim and
                  Sungwoo Kim and
                  Hyunwuk Lee and
                  Won Woo Ro},
  title        = {BitL: {A} Hybrid Bit-Serial and Parallel Deep Learning Accelerator
                  for Critical Path Reduction},
  booktitle    = {Proceedings of the 58th {IEEE/ACM} International Symposium on Microarchitecture,
                  {MICRO} 2025, Seoul, Republic of Korea, October 18-22, 2025},
  pages        = {1565--1578},
  publisher    = {{ACM}},
  year         = {2025},
  url          = {https://doi.org/10.1145/3725843.3756044},
  doi          = {10.1145/3725843.3756044}
}

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@misc{lee2025mmu,
  author       = {Jiwon Lee and
                  Won Woo Ro and
                  Ipoom Jeong and
                  Hongju Kal and
                  Gun Ko and
                  Hyunwuk Lee},
  title        = {Memory management unit and method of walking page table},
  howpublished = {U.S. Patent 12,450,164},
  year         = {2025},
  month        = oct,
  url          = {https://patents.google.com/patent/US12450164B2/en}
}

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@inproceedings{park2025adversarial,
  author       = {Mincheol Park and
                  Cheonjun Park and
                  Seungseop Lim and
                  Mijin Koo and
                  Hyunwuk Lee and
                  Won Woo Ro and
                  Suhyun Kim},
  title        = {Adversarial Purification via Super-Resolution and Diffusion},
  booktitle    = {{IEEE/CVF} International Conference on Computer Vision, {ICCV} 2025,
                  Honolulu, HI, USA, October 19-25, 2025},
  pages        = {4605--4615},
  publisher    = {{IEEE}},
  year         = {2025},
  url          = {https://doi.org/10.1109/ICCV51701.2025.00438},
  doi          = {10.1109/ICCV51701.2025.00438}
}

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@inproceedings{lee2025cvmax,
  author       = {Hyunwuk Lee and
                  Sungbin Kim and
                  Sungwoo Kim and
                  Won Woo Ro},
  title        = {{CVMAX:} Accelerator Architecture with Polar Form Multiplication for
                  Complex-Valued Neural Networks},
  booktitle    = {62nd {ACM/IEEE} Design Automation Conference, {DAC} 2025, San Francisco,
                  CA, USA, June 22-25, 2025},
  pages        = {1--7},
  publisher    = {{IEEE}},
  year         = {2025},
  url          = {https://doi.org/10.1109/DAC63849.2025.11133125},
  doi          = {10.1109/DAC63849.2025.11133125}
}

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@misc{ro2025regsharing,
  author       = {Won Woo Ro and
                  Seunghyun Jin and
                  Jonghyun Lee and
                  Hyunwuk Lee},
  title        = {Apparatus and method with register sharing},
  howpublished = {U.S. Patent 12,298,901},
  year         = {2025},
  month        = may,
  url          = {https://patents.google.com/patent/US12298901B2/en}
}

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@inproceedings{lee2025cosmos,
  author       = {Yongju Lee and
                  Jaewon Kwon and
                  Cheolhwan Kim and
                  Enhyeok Jang and
                  Jiwon Lee and
                  Hyunwuk Lee and
                  Won Woo Ro},
  title        = {{COSMOS:} An {LLC} Contention Slowdown Model for Heterogeneous Multi-Core
                  Systems},
  booktitle    = {{IEEE} International Symposium on Performance Analysis of Systems
                  and Software, {ISPASS} 2025, Ghent, Belgium, May 11-13, 2025},
  pages        = {264--275},
  publisher    = {{IEEE}},
  year         = {2025},
  url          = {https://doi.org/10.1109/ISPASS64960.2025.00032},
  doi          = {10.1109/ISPASS64960.2025.00032}
}

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@inproceedings{kim2025ditto,
  author       = {Sungbin Kim and
                  Hyunwuk Lee and
                  Wonho Cho and
                  Mincheol Park and
                  Won Woo Ro},
  title        = {Ditto: Accelerating Diffusion Model via Temporal Value Similarity},
  booktitle    = {{IEEE} International Symposium on High Performance Computer Architecture,
                  {HPCA} 2025, Las Vegas, NV, USA, March 1-5, 2025},
  pages        = {338--352},
  publisher    = {{IEEE}},
  year         = {2025},
  url          = {https://doi.org/10.1109/HPCA61900.2025.00035},
  doi          = {10.1109/HPCA61900.2025.00035}
}

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@article{ko2025rec,
  author       = {Gun Ko and
                  Jiwon Lee and
                  Hongju Kal and
                  Hyunwuk Lee and
                  Won Woo Ro},
  title        = {{REC:} Enhancing fine-grained cache coherence protocol in multi-GPU
                  systems},
  journal      = {J. Syst. Archit.},
  volume       = {160},
  pages        = {103339},
  year         = {2025},
  url          = {https://doi.org/10.1016/j.sysarc.2025.103339},
  doi          = {10.1016/J.SYSARC.2025.103339}
}

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@inproceedings{kim2024airgun,
  author       = {Sungbin Kim and
                  Hyunwuk Lee and
                  Sungwoo Kim and
                  Cheolhwan Kim and
                  Won Woo Ro},
  title        = {AirGun: Adaptive Granularity Quantization for Accelerating Large Language
                  Models},
  booktitle    = {42nd {IEEE} International Conference on Computer Design, {ICCD} 2024,
                  Milan, Italy, November 18-20, 2024},
  pages        = {645--652},
  publisher    = {{IEEE}},
  year         = {2024},
  url          = {https://doi.org/10.1109/ICCD63220.2024.00103},
  doi          = {10.1109/ICCD63220.2024.00103}
}

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@inproceedings{jin2024gumso,
  author       = {Seunghyun Jin and
                  Hyunwuk Lee and
                  Won Woo Ro},
  editor       = {Pascal Meinerzhagen and
                  Kapil Dev and
                  Jerald Yoo},
  title        = {{GUMSO:} Gating Unnecessary On-Chip Memory Slices for Power Optimization
                  on GPUs},
  booktitle    = {Proceedings of the 29th {ACM/IEEE} International Symposium on Low
                  Power Electronics and Design, {ISLPED} 2024, Newport Beach, CA, USA,
                  August 5-7, 2024},
  pages        = {1--6},
  publisher    = {{ACM}},
  year         = {2024},
  url          = {https://doi.org/10.1145/3665314.3670800},
  doi          = {10.1145/3665314.3670800}
}

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@article{jin2024shreg,
  author       = {Seunghyun Jin and
                  Hyunwuk Lee and
                  Jonghyun Lee and
                  Junsung Kim and
                  Won Woo Ro},
  title        = {{SHREG:} Mitigating register redundancy in GPUs},
  journal      = {J. Syst. Archit.},
  volume       = {152},
  pages        = {103152},
  year         = {2024},
  url          = {https://doi.org/10.1016/j.sysarc.2024.103152},
  doi          = {10.1016/J.SYSARC.2024.103152}
}

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@inproceedings{lee2023complex,
  author       = {Hyunwuk Lee and
                  Hyungjun Jang and
                  Sungbin Kim and
                  Sungwoo Kim and
                  Wonho Cho and
                  Won Woo Ro},
  title        = {Exploiting Inherent Properties of Complex Numbers for Accelerating
                  Complex Valued Neural Networks},
  booktitle    = {Proceedings of the 56th Annual {IEEE/ACM} International Symposium
                  on Microarchitecture, {MICRO} 2023, Toronto, ON, Canada, 28 October
                  2023 - 1 November 2023},
  pages        = {1121--1134},
  publisher    = {{ACM}},
  year         = {2023},
  url          = {https://doi.org/10.1145/3613424.3614287},
  doi          = {10.1145/3613424.3614287}
}

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@inproceedings{go2023earlyadaptor,
  author       = {Seokjin Go and
                  Hyunwuk Lee and
                  Junsung Kim and
                  Jiwon Lee and
                  Myung Kuk Yoon and
                  Won Woo Ro},
  title        = {Early-Adaptor: An Adaptive Framework forProactive {UVM} Memory Management},
  booktitle    = {{IEEE} International Symposium on Performance Analysis of Systems
                  and Software, {ISPASS} 2023, Raleigh, NC, USA, April 23-25, 2023},
  pages        = {248--258},
  publisher    = {{IEEE}},
  year         = {2023},
  url          = {https://doi.org/10.1109/ISPASS57527.2023.00032},
  doi          = {10.1109/ISPASS57527.2023.00032}
}

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@misc{ro2022refresh,
  author       = {Won Woo Ro and
                  Hyunwuk Lee and
                  Gun Ko and
                  Ipoom Jeong and
                  Min Seong Kim and
                  Yong Tag Song and
                  Sung Jae Lee},
  title        = {Memory device including a plurality of areas having different refresh
                  periods, memory controller controlling the same and memory system
                  including the same},
  howpublished = {U.S. Patent 11,276,452},
  year         = {2022},
  month        = mar,
  url          = {https://patents.google.com/patent/US11276452B2/en}
}

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@article{jeon2021dlgpu,
  author       = {Won Jeon and
                  Gun Ko and
                  Jiwon Lee and
                  Hyunwuk Lee and
                  Dongho Ha and
                  Won Woo Ro},
  title        = {Chapter Six - Deep learning with GPUs},
  journal      = {Adv. Comput.},
  volume       = {122},
  pages        = {167--215},
  year         = {2021},
  url          = {https://doi.org/10.1016/bs.adcom.2020.11.003},
  doi          = {10.1016/BS.ADCOM.2020.11.003}
}