Real-Time Non-rigid Object Tracking Using CAMShift with Weighted Back Projection. - Lei Sun 005; Bingrong Wang; Takeshi Ikenaga (ICCSA Workshops, 2010)

Coarse to fine adaptive interpolation filter for high resolution video coding. - Jia Su; Yiqing Huang 002; Lei Sun 005; Shinichi Sakaida; Takeshi Ikenaga (ICME, 2011)

Content Based Coarse to Fine Adaptive Interpolation Filter for High Resolution Video Coding. - Jia Su; Yiqing Huang 002; Lei Sun 005; Shinichi Sakaida; Takeshi Ikenaga (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

A pixel-domain mode-mapping based SVC-to-AVC transcoder with coarse grain quality scalability. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (ICPR, 2012)

A Videoconferencing-Oriented Hybrid-Domain H.264/SVC to H.264/AVC Spatial Transcoder. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (PCM, 2012)

Low-Complexity Coarse-Level Mode-Mapping Based H.264/AVC to H.264/SVC Spatial Transcoding for Video Conferencing. - Lei Sun 005; Jie Leng; Jia Su; Yiqing Huang 002; Hiroomi Motohashi; Takeshi Ikenaga (IEICE Trans. Inf. Syst., 2012)

Fast intra prediction for HEVC based on pixel gradient statistics and mode refinement. - Gaoxing Chen; Zhenyu Pei; Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (ChinaSIP, 2013)

A mode-mapping and optimized MV conjunction based MGS-scalable SVC to AVC IPPP transcoder. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (ISCAS, 2013)

Fast mode and depth decision HEVC intra prediction based on edge detection and partitioning reconfiguration. - Gaoxing Chen; Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (ISPACS, 2013)

A Low-Complexity Quantization-Domain H.264/SVC to H.264/AVC Transcoder with Medium-Grain Quality Scalability. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (MMM (1), 2013)

Local-threshold 2D-tophat Cell Segmentation for the Two-photon Confocal Microscope Image. - Xiaoyang Yuan; Lei Gu; Lei Sun 005; Takeshi Ikenaga (MVA, 2013)

A Drift-Constrained Frequency-Domain Ultra-Low-Delay H.264/SVC to H.264/AVC Transcoder with Medium-Grain Quality Scalability for Videoconferencing. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)

Low-Complexity Hybrid-Domain H.264/SVC to H.264/AVC Spatial Transcoding with Drift Compensation for Videoconferencing. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)

Fast Mode and Depth Decision for HEVC Intra Prediction Based on Edge Detection and Partition Reconfiguration. - Gaoxing Chen; Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

A Mode Mapping and Optimized MV Conjunction Based H.264/SVC to H.264/AVC Transcoder with Medium-Grain Quality Scalability for Videoconferencing. - Lei Sun 005; Zhenyu Liu 001; Takeshi Ikenaga (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)