Search Results - "Yung-Lyul Lee"

Adaptive Interpolation Filter Using Correlation for Inter Prediction by Choi, Min-Kyeong, Lee, Yung-Lyul

“…In video coding, interpolation filters play an important role in motion-compensated prediction. In Versatile Video Coding (VVC), adaptive motion vector…”
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Frequency-Based Adaptive Interpolation Filter in Intra Prediction by Lim, Su-Yeon, Choi, Min-Kyeong, Lee, Yung-Lyul

“…This paper proposes a method to improve the fractional interpolation of reference samples in the Versatile Video Coding (VVC) intra prediction. The proposed…”
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Discrete Sine Transform-Based Interpolation Filter for Video Compression by Kim, MyungJun, Lee, Yung-Lyul

“…Fractional pixel motion compensation in high-efficiency video coding (HEVC) uses an 8-point filter and a 7-point filter, which are based on the discrete cosine…”
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Adaptive Local Illumination Change Compensation Method for H.264/AVC-Based Multiview Video Coding by Hur, Jae-Ho, Cho, Sukhee, Lee, Yung-Lyul

“…In multiview video, illumination changes can occur due to imperfect camera calibration and variations of the camera position and direction. These…”
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Subsampled Sum-Modified-Laplacian for Adaptive Loop Filter in Versatile Video Coding by Lim, Sung-Chang, Kim, Myungjun, Kang, Jungwon, Lee, Yung-Lyul

“…This paper proposes a Subsampled Sum-Modified-Laplacian (SSML) operator for the block classification of the Adaptive Loop Filter (ALF) in Versatile Video…”
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Improved lossless intra coding for H.264/MPEG-4 AVC by Yung-Lyul Lee, Ki-Hun Han, Sullivan, G.J.

“…A new lossless intra coding method based on sample-by-sample differential pulse code modulation (DPCM) is presented as an enhancement of the H.264/MPEG-4 AVC…”
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Shuffled Discrete Sine Transform in Inter‐Prediction Coding by Choi, Jun‐woo, Kim, Nam‐Uk, Lim, Sung‐Chang, Kang, Jungwon, Kim, Hui Yong, Lee, Yung‐Lyul

“…Video compression exploits statistical, spatial, and temporal redundancy, as well as transform and quantization. In particular, the transform in a frequency…”
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Adaptive Single-Multiple Prediction for H.264/AVC Intra Coding by KIM, Dae-Yeon, HAN, Ki-Hun, LEE, Yung-Lyul

“…Intra coding is used for reducing the spatial redundancy in video coding. H.264/MPEG-4 advanced video coding (AVC) supports several types of macroblock (MB)…”
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Peak-to-average power ratio in MIMO-OFDM systems using selective mapping by Lee, Yung-Lyul, You, Young-Hwan, Jeon, Won-Gi, Paik, Jong-Ho, Song, Hyoung-Kyu

“…This letter evaluates the peak-to-average power ratio (PAR) performance in a space-time block coded (STBC) multi-input multi-output orthogonal…”
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Shuffled Discrete Sine Transform inInter-Prediction Coding by Jun-woo Choi, Nam-Uk Kim, Sung-Chang Lim, Jungwon Kang, Hui Yong Kim, Yung-Lyul Lee

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Deblocking Filtering for Illumination Compensation in Multiview Video Coding by GWANG HOON PARK, MIN WOO PARK, LIM, Sung-Chang, WOO SUNG SHIM, LEE, Yung-Lyul

“…A deblocking filtering method that reduces the blocking artifacts that result from the use of the illumination change-adaptive motion compensation method,…”
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N-level quantization in HEVC by RyeongHee Gweon, Yung-Lyul Lee

“…All transformed coefficients in a TU (Transform Unit) are equally quantized in the HEVC (High Efficiency Video Coding) standard. Such an equal quantization is…”
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Object Detection-Based Video Compression by Kim, Myung-Jun, Lee, Yung-Lyul

“…Video compression is designed to provide good subjective image quality, even at a high-compression ratio. In addition, video quality metrics have been used to…”
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Blocking-artifact detection in frequency domain for frame-rate up-conversion by Kim, Nam-Uk, Lee, Yung-Lyul

“…In this paper, a blocking-artifact detection method is proposed for motion-compensated frame-rate up-conversion (MC-FRUC) algorithms. In the MC-FRUC process,…”
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New Standardized Extensions of MPEG4-AVC/H.264 for Professional-Quality Video Applications by Sullivan, G.J., Haoping Yu, Sekiguchi, S.-i., Huifang Sun, Wedi, T., Wittmann, S., Yung-Lyul Lee, Segall, A., Suzuki, T.

“…To support high quality video applications, the Joint Video Team (JVT) has recently added five new profiles, two new supplemental enhancement information (SEI)…”
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Transform with residual rearrangement for HEVC intra coding by Kim, Nam-Uk, Lim, Sung-Chang, Kang, Jungwon, Kim, Hui Yong, Lee, Yung-Lyul

“…In video compression, transformation plays a significant role in the energy compaction of spatial domain data into frequency domain data. In the HEVC intra…”
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A postprocessing method for reducing quantization effects in low bit-rate moving picture coding by Wook Park, Hyun, Lyul Lee, Yung

“…The reconstructed images from highly compressed MPEG data have noticeable image degradations, such as blocking artifacts near the block boundaries, corner…”
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Low-complexity inter-layer residual prediction for scalable video coding by Lim, Woong, Kim, Kyunghye, Lee, Yung-Lyul, Sim, Donggyu

“…In this work, an inter-layer residual prediction method that has low complexity and minimal syntax changes is proposed to improve the rate-distortion RD…”
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Cross residual transform for lossless intra-coding for HEVC by Hong, Sung-Wook, Kwak, Jae Hee, Lee, Yung-Lyul

“…A new lossless intra-coding method based on a cross residual transform is applied to the next generation video coding standard HEVC (High Efficiency Video…”
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Motion vector coding using optimal predictor by Jungyoup Yang, Kwanghyun Won, Yung-Lyul Lee, Byeungwoo Jeon

“…In this paper, we propose a new motion vector coding scheme using optimal predictor. To improve coding performance of motion vector data, the proposed encoder…”
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