All Stories

  1. A Practical Encoding Approach for Texture Compression: Combining Multi-Processing and Multi-Threading

    Article • December 2025, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  2. Considerations for the Acceleration Structure of Sound Propagation on Mobile Devices: Kd-Trees Versus Multi-Bounding Volume Hierarchies

    Article • IEEE Access, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  3. An Architecture and Implementation of Real-Time Sound Propagation Hardware for Mobile Devices

    Article • December 2023, ACM (Association for Computing Machinery)

    Jae-Ho Nah, Eunjae Kim

  4. Comparative analysis of the deep-learning-based super-resolution methods for generating high-resolution texture maps

    Article • Journal of the Korea Computer Graphics Society, December 2023, Korea Computer Graphics Society

    Jae-Ho Nah

  5. QuickETC2-HQ: Improved ETC2 encoding techniques for real-time, high-quality texture compression

    Article • Computers & Graphics, November 2023, Elsevier

    Jae-Ho Nah

  6. H‐ETC2: Design of a CPU‐GPU Hybrid ETC2 Encoder

    Article • Computer Graphics Forum, October 2023, Wiley

    Jae-Ho Nah

  7. Addition of an adaptive block-size determination feature to astcenc, the reference ASTC encoder

    Article • Software Impacts, September 2023, Elsevier

    Jae-Ho Nah

  8. TexSR: Image Super-Resolution for High-Quality Texture Mapping

    Article • December 2022, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  9. ASTC Block-Size Determination Method based on PSNR Values

    Article • Journal of the Korea Computer Graphics Society, June 2022, Korea Computer Graphics Society

    Jae-Ho Nah

  10. Effective Algorithm to Control Depth Level for Performance Improvement of Sound Tracing

    Article • Journal of Web Engineering, February 2022, River Publishers

    Jae-Ho Nah

  11. An Implementation of Multi-Chip Architecture for Real-Time Ray Tracing Based on Parallel Frame Rendering

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  12. QuickETC2

    Article • ACM Transactions on Graphics, November 2020, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  13. QuickETC2: How to Finish ETC2 Compression within 1 ms

    Article • August 2020, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  14. Load Balancing Algorithm for Real-Time Ray Tracing of Dynamic Scenes

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  15. A Practically Applicable Performance Prediction Model Based on Capabilities of Texture Mapping Units for Mobile GPUs

    Article • IEEE Access, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  16. Classified texture resizing for mobile devices

    Article • August 2018, ACM (Association for Computing Machinery)

    Jae-Ho Nah, Byeongjun Choi

  17. A Novel Performance Prediction Model for Mobile GPUs

    Article • IEEE Access, January 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  18. Z 2 traversal order: An interleaving approach for VR stereo rendering on tile-based GPUs

    Article • Computational Visual Media, August 2017, Tsinghua University Press

    Jae-Ho Nah

  19. L-Bench: An Android benchmark set for low-power mobile GPUs

    Article • Computers & Graphics, December 2016, Elsevier

    Jae-Ho Nah

  20. Cost-effective frame rate control for mobile GPUs

    Article • November 2016, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  21. Z 2 traversal order for VR stereo rendering on tile-based mobile GPUs

    Article • November 2016, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  22. AXAA

    Article • July 2016, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  23. Adaptive undersampling for efficient mobile ray tracing

    Article • The Visual Computer, May 2016, Springer Science + Business Media

    Jae-Ho Nah

  24. Reusing MRTs for mobile GPUs

    Article • November 2015, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  25. Geometry transition method to improve ray-tracing precision

    Article • Multimedia Tools and Applications, March 2015, Springer Science + Business Media

    Jae-Ho Nah

  26. HART: A Hybrid Architecture for Ray Tracing Animated Scenes

    Article • IEEE Transactions on Visualization and Computer Graphics, March 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  27. RayCore

    Article • ACM Transactions on Graphics, September 2014, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  28. SATO: Surface Area Traversal Order for Shadow Ray Tracing

    Article • Computer Graphics Forum, March 2014, Wiley

    Jae-Ho Nah

  29. Effective traversal algorithms and hardware architecture for pyramidal inverse displacement mapping

    Article • Computers & Graphics, February 2014, Elsevier

    Jae-Ho Nah

  30. gkDtree: A group-based parallel update kd-tree for interactive ray tracing

    Article • Journal of Systems Architecture, March 2013, Elsevier

    Jae-Ho Nah

  31. A novel mobile GPU architecture based on ray tracing

    Article • January 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  32. Node pre-fetching architecture for real-time ray tracing

    Article • IEICE Electronics Express, January 2013, Institute of Electronics, Information and Communications Engineers (IEICE)

    Jae-Ho Nah

  33. Efficient ray sorting for the tracing of incoherent rays

    Article • IEICE Electronics Express, January 2012, Institute of Electronics, Information and Communications Engineers (IEICE)

    Jae-Ho Nah

  34. SGRT

    Article • January 2012, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  35. T&I engine

    Article • December 2011, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  36. T&I engine

    Article • ACM Transactions on Graphics, December 2011, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  37. MobiRT

    Article • December 2010, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  38. Ordered depth-first layouts for ray tracing

    Article • December 2010, ACM (Association for Computing Machinery)

    Jae-Ho Nah

  39. A split node cache scheme for fast ray tracing

    Article • August 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah

  40. An FPGA implementation of whitted-style ray tracing accelerator

    Article • August 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Jae-Ho Nah