• 4420 Citations
  • 27 h-Index
1987 …2020

Research output per year

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Research Output

2020

A deep interactive segmentation method with user interaction-based attention module and polar transformation

Sun, J. Y., Lee, S. W., Kim, Y. W., Kim, B. S. & Ko, S. J., 2020 Jan 1, 12th International Conference on Machine Vision, ICMV 2019. Osten, W., Nikolaev, D. & Zhou, J. (eds.). SPIE, 114331B. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 11433).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fast and Accurate 3D Hand Pose Estimation via Recurrent Neural Network for Capturing Hand Articulations

Yoo, C. H., Ji, S., Shin, Y. G., Kim, S. W. & Ko, S. J., 2020, In : IEEE Access. 8, p. 114010-114019 10 p., 9114986.

Research output: Contribution to journalArticle

Open Access

Image fusion-based tone mapping using gaussian mixture model clustering

Lee, W. U., Park, S. & Ko, S. J., 2020 Jan, 2020 IEEE International Conference on Consumer Electronics, ICCE 2020. Institute of Electrical and Electronics Engineers Inc., 9042964. (Digest of Technical Papers - IEEE International Conference on Consumer Electronics; vol. 2020-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improving the robustness of gaze tracking under unconstrained illumination conditions

Uhm, K. H., Kang, M. C., Kim, J. Y. & Ko, S. J., 2020 Jan 1, (Accepted/In press) In : Multimedia Tools and Applications.

Research output: Contribution to journalArticle

Lightweight Prediction and Boundary Attention-Based Semantic Segmentation for Road Scene Understanding

Sun, J. Y., Jung, S. W. & Ko, S. J., 2020, In : IEEE Access. 8, p. 108449-108460 12 p., 9114881.

Research output: Contribution to journalArticle

Open Access

Parallel feature pyramid network for image denoising

Cho, S. J., Uhm, K. H., Kim, S. W., Ji, S. W. & Ko, S. J., 2020 Jan, 2020 IEEE International Conference on Consumer Electronics, ICCE 2020. Institute of Electrical and Electronics Engineers Inc., 9043111. (Digest of Technical Papers - IEEE International Conference on Consumer Electronics; vol. 2020-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quaternary Census Transform Based on the Human Visual System for Stereo Matching

Ji, S., Kim, S. W., Lim, D., Jung, S. W. & Ko, S. J., 2020, In : IEEE Access. 8, p. 116501-116514 14 p., 9121926.

Research output: Contribution to journalArticle

Open Access

Simple Yet Effective Way for Improving the Performance of Lossy Image Compression

Yeo, Y. J., Shin, Y. G., Sagong, M. C., Kim, S. W. & Ko, S. J., 2020, In : IEEE Signal Processing Letters. 27, p. 530-534 5 p., 9044407.

Research output: Contribution to journalArticle

Unsupervised Deep Contrast Enhancement with Power Constraint for OLED Displays

Shin, Y. G., Park, S., Yeo, Y. J., Yoo, M. J. & Ko, S. J., 2020 Jan 1, In : IEEE Transactions on Image Processing. 29, p. 2834-2844 11 p., 8906230.

Research output: Contribution to journalArticle

2019

Adversarial Context Aggregation Network for Low-Light Image Enhancement

Shin, Y. G., Sagong, M. C., Yeo, Y. J. & Ko, S-J., 2019 Jan 16, 2018 International Conference on Digital Image Computing: Techniques and Applications, DICTA 2018. Pickering, M., Zheng, L., You, S., Rahman, A., Murshed, M., Asikuzzaman, M., Natu, A., Robles-Kelly, A. & Paul, M. (eds.). Institute of Electrical and Electronics Engineers Inc., 8615848. (2018 International Conference on Digital Image Computing: Techniques and Applications, DICTA 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

AIM 2019 challenge on image demoireing: Methods and results

Yuan, S., Timofte, R., Slabaugh, G., Leonardis, A., Zheng, B., Ye, X., Tian, X., Chen, Y., Cheng, X., Fu, Z., Yang, J., Hong, M., Lin, W., Yang, W., Qu, Y., Shin, H. K., Kim, J. Y., Ko, S. J., Dong, H., Guo, Y. & 8 others, Wang, J., Ding, X., Han, Z., Das, S. DI., Purohit, K., Kandula, P., Suin, M. & Rajagoapalan, A. N., 2019 Oct, Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019. Institute of Electrical and Electronics Engineers Inc., p. 3534-3545 12 p. 9022366. (Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

An optimization framework for inverse tone mapping using a single low dynamic range image

Fan, M., Lee, D. H., Kim, S. W. & Ko, S-J., 2019 Oct 1, In : Signal Processing: Image Communication. 78, p. 274-283 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

A novel relative camera motion estimation algorithm with applications to visual odometry

Jiang, Y., Kang, M. C., Fan, M., Chae, S. H. & Ko, S-J., 2019 Jan 4, Proceedings - 2018 IEEE International Symposium on Multimedia, ISM 2018. Institute of Electrical and Electronics Engineers Inc., p. 215-216 2 p. 8603292. (Proceedings - 2018 IEEE International Symposium on Multimedia, ISM 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Context-aware encoding for clothing parsing

Yoo, C. H., Shin, Y. G., Kim, S. W. & Ko, S-J., 2019 Jun 13, In : Electronics Letters. 55, 12, p. 692-693 2 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Contrast Enhancement Using Sensitivity Model-Based Sigmoid Function

Park, S., Shin, Y. G. & Ko, S. J., 2019 Jan 1, In : IEEE Access. 7, p. 161573-161583 11 p., 8891721.

Research output: Contribution to journalArticle

Open Access

Deep fashion recommendation system with style feature decomposition

Shin, Y. G., Yeo, Y. J., Sagong, M. C., Ji, S. W. & Ko, S. J., 2019 Sep, Proceedings - 2019 IEEE 9th International Conference on Consumer Electronics, ICCE-Berlin 2019. Velikic, G. & Gross, C. (eds.). IEEE Computer Society, p. 301-305 5 p. 8966228. (IEEE International Conference on Consumer Electronics - Berlin, ICCE-Berlin; vol. 2019-September).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Evaluating parameterization methods for convolutional neural network (CNN)-based image operators

Kim, S. W., Cho, S. J., Uhm, K. H., Ji, S. W., Lee, S. W. & Ko, S. J., 2019 Jun, Proceedings - 2019 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRW 2019. IEEE Computer Society, p. 1862-1870 9 p. 9025633. (IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Learning an object detector using zoomed object regions

Cho, S. J., Kim, S. W., Uhm, K. H., Kook, H. K. & Ko, S-J., 2019 May 3, ICEIC 2019 - International Conference on Electronics, Information, and Communication. Institute of Electrical and Electronics Engineers Inc., 8706381. (ICEIC 2019 - International Conference on Electronics, Information, and Communication).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

NTIRE 2019 challenge on real image denoising: Methods and results

Abdelhamed, A., Timofte, R., Brown, M. S., Yu, S., Park, B., Jeong, J., Jung, S. W., Kim, D. W., Chung, J. R., Liu, J., Wang, Y., Wu, C. H., Xu, Q., Wang, C., Cai, S., DIng, Y., Fan, H., Wang, J., Zhang, K., Zuo, W. & 38 others, Zhussip, M., Park, D. W., Soltanayev, S., Chun, S. Y., Xiong, Z., Chen, C., Haris, M., Akita, K., Yoshida, T., Shakhnarovich, G., Ukita, N., Zamir, S. W., Arora, A., Khan, S., Khan, F. S., Shao, L., Ko, S. J., Lim, D. P., Kim, S. W., Ji, S. W., Lee, S. W., Tang, W., Fan, Y., Zhou, Y., Liu, DI., Huang, T. S., Meng, D., Zhang, L., Yong, H., Zhao, Y., Tang, P., Lu, Y., Schettini, R., Bianco, S., Zini, S., Li, C., Wang, Y. & Cao, Z., 2019 Jun, Proceedings - 2019 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRW 2019. IEEE Computer Society, p. 2197-2210 14 p. 9025399. (IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

17 Citations (Scopus)

PEPSI: Fast image inpainting with parallel decoding network

Sagong, M. C., Shin, Y. G., Kim, S. W., Park, S. & Ko, S. J., 2019 Jun, Proceedings - 2019 IEEE/CVF Conference on Computer Vision and Pattern Recognition, CVPR 2019. IEEE Computer Society, p. 11352-11360 9 p. 8953187. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Reverse and boundary attention network for road segmentation

Sun, J. Y., Kim, S. W., Lee, S. W., Kim, Y. W. & Ko, S. J., 2019 Oct, Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019. Institute of Electrical and Electronics Engineers Inc., p. 876-885 10 p. 9022120. (Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Selective sampling and optimal filtering for subpixel-based image down-sampling

Chae, S. H., Kim, S. T., Kim, J. Y., Yoo, C. H. & Ko, S. J., 2019 Jan 1, In : IEEE Access. 7, p. 124096-124105 10 p., 8819919.

Research output: Contribution to journalArticle

Open Access

Single Image Dehazing Based on Weighted Dark Channel

Shin, H. K., Kim, J. Y., Lee, H. K. & Ko, S-J., 2019 Mar 6, 2019 IEEE International Conference on Consumer Electronics, ICCE 2019. Institute of Electrical and Electronics Engineers Inc., 8662091. (2019 IEEE International Conference on Consumer Electronics, ICCE 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

W-net: Two-stage U-net with misaligned data for raw-to-RGB mapping

Uhm, K. H., Kim, S. W., Ji, S. W., Cho, S. J., Hong, J. P. & Ko, S. J., 2019 Oct, Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019. Institute of Electrical and Electronics Engineers Inc., p. 3636-3642 7 p. 9022089. (Proceedings - 2019 International Conference on Computer Vision Workshop, ICCVW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2018

A novel contrast enhancement forensics based on convolutional neural networks

Sun, J. Y., Kim, S. W., Lee, S. W. & Ko, S-J., 2018 Jan 1, (Accepted/In press) In : Signal Processing: Image Communication.

Research output: Contribution to journalArticle

11 Citations (Scopus)

A Novel Gastric Ulcer Differentiation System Using Convolutional Neural Networks

Sun, J. Y., Lee, S. W., Kang, M. C., Kim, S. W., Kim, S. Y. & Ko, S-J., 2018 Jul 20, Proceedings - 31st IEEE International Symposium on Computer-Based Medical Systems, CBMS 2018. Kane, B., Hollmen, J., McGregor, C. & Soda, P. (eds.). Institute of Electrical and Electronics Engineers Inc., Vol. 2018-June. p. 351-356 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

A novel method to detect the static subtitle using the saliency map

Kim, M. H., Kim, B. S., Park, S. & Ko, S-J., 2018 May 30, 2018 International Workshop on Advanced Image Technology, IWAIT 2018. Institute of Electrical and Electronics Engineers Inc., p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A novel method to generate a high-quality image by using a stereo camera

Ji, S. W., Yeo, Y. J., Kang, S. J., Im, J. H. & Ko, S-J., 2018 Mar 26, 2018 IEEE International Conference on Consumer Electronics, ICCE 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A Robust Extrinsic Calibration Method for Non-contact Gaze Tracking in the 3-D Space

Kang, M. C., Yoo, C. H., Uhm, K. H., Lee, D. H. & Ko, S-J., 2018 Aug 24, (Accepted/In press) In : IEEE Access.

Research output: Contribution to journalArticle

3 Citations (Scopus)

CNN-based UGS method using Cartesian-to-polar coordinate transformation

Kim, B. S., Sun, J. Y., Kim, S. W., Kang, M. C. & Ko, S-J., 2018 Nov 15, In : Electronics Letters. 54, 23, p. 1321-1322 2 p.

Research output: Contribution to journalArticle

Color image interpolation in the DCT domain using a wavelet-based differential value

Choi, M. R., Ko, S-J., Kwon, G. R. & Lama, R. K., 2018 Jan 11, (Accepted/In press) In : Multimedia Tools and Applications. p. 1-18 18 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

High dynamic range image tone mapping based on asymmetric model of retinal adaptation

Lee, D. H., Fan, M., Kim, S. W., Kang, M. C. & Ko, S-J., 2018 Oct 1, In : Signal Processing: Image Communication. 68, p. 120-128 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Introduction to the Technical Program of IEEE GCCE 2018

Kao, W. C., Ko, S-J., Nishimura, R. & Ogawa, T., 2018 Dec 12, In : 2018 IEEE 7th Global Conference on Consumer Electronics, GCCE 2018.

Research output: Contribution to journalEditorial

Parallel Feature Pyramid Network for Object Detection

Kim, S. W., Kook, H. K., Sun, J. Y., Kang, M. C. & Ko, S-J., 2018 Jan 1, Computer Vision – ECCV 2018 - 15th European Conference, 2018, Proceedings. Ferrari, V., Sminchisescu, C., Hebert, M. & Weiss, Y. (eds.). Springer Verlag, p. 239-256 18 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11209 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Phase Matching Guided Filtering

Lim, D. P., Ji, S. W., Yeo, Y. J. & Ko, S-J., 2018 Dec 12, 2018 IEEE 7th Global Conference on Consumer Electronics, GCCE 2018. Institute of Electrical and Electronics Engineers Inc., p. 541-544 4 p. 8574679

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Split-and-Merge-Based Block Partitioning for High Efficiency Image Coding

Choi, B. D. & Ko, S-J., 2018 Feb 1, In : IEEE Transactions on Circuits and Systems for Video Technology. 28, 2, p. 540-549 10 p., 7583648.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2017

An enhanced obstacle avoidance method for the visually impaired using deformable grid

Kang, M. C., Chae, S. H., Sun, J. Y., Lee, S. H. & Ko, S-J., 2017 May 1, In : IEEE Transactions on Consumer Electronics. 63, 2, p. 169-177 9 p., 8013256.

Research output: Contribution to journalArticle

12 Citations (Scopus)

A novel burn-in potential region detection method using image processing technique

Shin, Y. G., Lee, D. H., Kang, M. C., Lee, J. & Ko, S-J., 2017 Mar 29, 2017 IEEE International Conference on Consumer Electronics, ICCE 2017. Institute of Electrical and Electronics Engineers Inc., p. 215-216 2 p. 7889289

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Collision detection method using image segmentation for the visually impaired

Chae, S. H., Kang, M. C., Sun, J. Y., Kim, B. S. & Ko, S-J., 2017 Nov 1, In : IEEE Transactions on Consumer Electronics. 63, 4, p. 392-400 9 p., 8246796.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Content-preserving video stitching method for multi-camera systems

Kim, B. S., Choi, K. A., Park, W. J., Kim, S. W. & Ko, S-J., 2017 May 1, In : IEEE Transactions on Consumer Electronics. 63, 2, p. 109-116 8 p., 8013249.

Research output: Contribution to journalArticle

7 Citations (Scopus)

High-dimensional feature extraction using bit-plane decomposition of local binary patterns for robust face recognition

Yoo, C. H., Kim, S. W., Jung, J. Y. & Ko, S-J., 2017 May 1, In : Journal of Visual Communication and Image Representation. 45, p. 11-19 9 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Illumination normalisation using convolutional neural network with application to face recognition

Kim, Y. H., Kim, H., Kim, S. W., Kim, H. Y. & Ko, S-J., 2017 Mar 16, In : Electronics Letters. 53, 6, p. 399-401 3 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Image deblurring using multi-exposed images

Jung, S. W. & Ko, S. J., 2017 Jan 1, Computational Photography: Methods and Applications. CRC Press, p. 209-225 17 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Omnidirectional video coding using latitude adaptive down-sampling and pixel rearrangement

Lee, S. H., Kim, S. T., Yip, E., Choi, B. D., Song, J. & Ko, S. J., 2017, In : Electronics Letters. 53, 10, p. 655-657 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Stereo vision-based high dynamic range imaging using differently-exposed image pair

Park, W. J., Ji, S. W., Kang, S. J., Jung, S. W. & Ko, S. J., 2017 Jul 1, In : Sensors (Switzerland). 17, 7, 1473.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Subpixel rendering for the pentile display based on the human visual system

Chae, S. H., Yoo, C. H., Sun, J. Y., Kang, M. C. & Ko, S-J., 2017 Nov 1, In : IEEE Transactions on Consumer Electronics. 63, 4, p. 401-409 9 p., 8246797.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2016

2D histogram equalisation based on the human visual system

Kim, S. W., Choi, B. D., Park, W. J. & Ko, S-J., 2016 Mar 17, In : Electronics Letters. 52, 6, p. 443-445 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

An edge-guided image interpolation method using Taylor series approximation

Lee, S. J., Kang, M. C., Uhm, K. H. & Ko, S-J., 2016 May 1, In : IEEE Transactions on Consumer Electronics. 62, 2, p. 159-165 7 p., 7514715.

Research output: Contribution to journalArticle

13 Citations (Scopus)

A novel method to generate the ghost-free wide dynamic range image

Kang, S. J., Lee, D. H., Ji, S. W., Kim, C. S. & Ko, S. J., 2016 Mar 10, 2016 IEEE International Conference on Consumer Electronics, ICCE 2016. Bellido, F. J., Diaz-Sanchez, D., Vun, N. C. H., Dolar, C. & Ling, W-K. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 87-88 2 p. 7430532. (2016 IEEE International Conference on Consumer Electronics, ICCE 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

A Novel Quality Assessment Method for Flat Panel Display Defects

Kim, H., Gu, H., Kim, Y. H., Choi, K. A. & Ko, S-J., 2016 May 1, In : IEEE/OSA Journal of Display Technology. 12, 5, p. 500-505 6 p., 7368869.

Research output: Contribution to journalArticle