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早稲田大学
甲藤 二郎
教授
論文分野別
Discovery Saga
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研究分野大分類
ネットワーク
ネットワーク仮想化
モバイル
マルチメディア通信
エッジコンピューティング
画像鮮明化
動画像圧縮符号化
4K, 8K, HDR
映像・画像処理
映像配信
IoT
関連・応用研究フロンティア
研究分野小分類
ネットワーク
└ TCP
└ Application layer multicast
└ Edge computing
└ Overlay
└ Kernel
└ Support vector machine
└ Traffic control
└ Network topology
└ multicast
└ Monitoring
└ comfort route
└ Computer simulation
└ energy saving
ネットワーク仮想化
└ Clustering
└ Service function chaining
└ Resource Utilization
モバイル
└ Proactive content caching
└ mobile video
└ transportation systems
└ Web consistency
└ cognitive radio
└ Consistency algorithm
└ Buffering
└ Playout Buffer
└ Mobile contents
└ mobile sensing
└ mobile network
└ mobile user
└ route planning
└ Analytical model
└ Feature extraction
マルチメディア通信
└ Consistency
└ low delay
エッジコンピューティング
└ Offloading
└ pipeline
画像鮮明化
└ digital cinema
└ noise component
└ Registration(レジストレーション)
└ image resolution
└ Super-resolution(超解像)
動画像圧縮符号化(84)
└ 2D映像(3)
└ High efficiency video coding (HEVC)(3)
└ PSNR(8)
└ Saliency map(3)
└ Algorithm design and analysis(3)
└ wavelet(ウェーブレット)(8)
└ Web performance(5)
└ energy compaction(5)
└ Entropy(4)
└ Graceful caching(3)
└ Compaction(5)
└ Transport protocol(3)
└ Network traffic(14)
└ Bit rate(12)
└ Filter bank(3)
└ Proactive route maintenance(5)
└ Video compression(6)
└ Video coding(23)
└ Acceleration(7)
└ Image compression(11)
└ Principal component analysis(3)
└ convolutional autoencoder(4)
└ Correlation(4)
└ transform(10)
4K, 8K, HDR
└ 4K video
└ 8K
└ High efficiency video coding (HEVC)
└ UHDTV
└ inter prediction
└ intra prediction
└ Encoding
└ High Dynamic Range(HDR)
└ Video sequences
└ Vectors
└ motion vector
└ image color analysis
└ inverse tone mapping
└ Spatial resolution
映像・画像処理
└ Prefetching
└ Robustness
└ Music Information Retrieval
└ Image sequences
└ image reconstruction
└ Image processing
└ Image coding
└ probability
└ color gamut
└ Satellite
└ Human detection
└ Motion compensation
└ Synchronization
└ Broadcasting
映像配信
└ 5G
└ Content Centric Networking (CCN)
└ Convolutional Neural Network (CNN)
└ mpeg-dash
└ HMM
└ NDN
└ P2P streaming
└ QoS/QoE
└ RTT fairness
└ SVM
└ TCP friendliness
└ TCP version identification
└ TCP congestion control
└ adaptive video streaming
└ Internet
└ Web caching
└ Caching algorithm
└ Content delivery network
└ Content delivery networks
└ convolutional neural network
└ Convolution
└ Quality of service
└ Scalable video streaming
└ Streaming
└ Throughput
└ Deep learning
└ Delay
└ Neural networks
└ Hybrid
└ Multimedia
└ Live streaming
└ Layout
└ layered video
└ Rate control
└ rate adaptation
└ Replication algorithm
└ Wireless
└ Mobile communicatio
└ Hidden Markov model
└ Image quality
└ machine learning
└ Transportation
└ Congestion
└ Power Consumption
└ Redundant overlay
└ Friendliness
└ Quality of Experience
└ Bandwidth
└ communication quality
└ Video Delivery
└ Quality assessment
└ variance
└ named data networking
└ History
└ Degradation
└ Congestion control
IoT
└ IoT(Internet of Things)
└ Cameras
└ Component
└ video surveillance
└ virtualizatio
└ image resolution
└ Surveillance system
└ resource management
└ Estimation
関連・応用研究フロンティア
└ IP networks
└ Application-layer multicast
└ chroma vector
└ Switches
└ Distortion
└ hybrid overlay
└ Motion estimation
└ Shape
└ Application software
全84件
A Fast QTMT Partition Decision Strategy for VVC Intra Prediction
Yibo Fan, Jun'An Chen, Heming Sun, Jiro Katto, Ming'E Jing
2020年
A Pipelined 2D Transform Architecture Supporting Mixed Block Sizes for the VVC Standard
Yibo Fan, Yixuan Zeng, Heming Sun, Jiro Katto, Xiaoyang Zeng
2020年
A learning-based low complexity in-loop filter for video coding
Chao Liu, Heming Sun, Jiro Katto, Xiaoyang Zeng, Yibo Fan
2020年
An image compression framework with learning-based filter
Heming Sun, Chao Liu, Jiro Katto, Yibo Fan
2020年
CNN based optimal intra prediction mode estimation in video coding
Ryota Yokoyama, Masahiko Tahara, Masaru Takeuchi, Heming Sun, Yasutaka Matsuo, Jiro Katto
2020年
Curb height estimation using 2DLiDAR mounted on e-bike
Kento Yamamoto, Kenji Kanai, Jiro Katto
2020年
End-To-End Learned Image Compression with Fixed Point Weight Quantization
Heming Sun, Zhengxue Cheng, Masaru Takeuchi, Jiro Katto
2020年
Energy Compaction-Based Image Compression Using Convolutional AutoEncoder
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2020年
HEVC video coding with deep learning based frame interpolation
Joi Shimizu, Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2020年
Learned Lossless Image Compression with A Hyperprior and Discretized Gaussian Mixture Likelihoods
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2020年
Learned image compression with discretized gaussian mixture likelihoods and attention modules
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2020年
Low bitrate image compression with discretized gaussian mixture likelihoods
Zhengxue Cheng, Heming Sun, Jiro Katto
2020年
Scalable Learned Image Compression with A Recurrent Neural Networks-Based Hyperprior
Rige Su, Zhengxue Cheng, Heming Sun, Jiro Katto
2020年
A Minimal Adder-oriented 1D DST-VII/DCT-VIII Hardware Implementation for VVC Standard
Fan Yibo, Katto Jiro, Sun Heming, Zeng Xiaoyang, Zeng Yixuan
2019年
Dual Learning-based Video Coding with Inception Dense Blocks
Chao Liu, Heming Sun, Jun'An Chen, Zhengxue Cheng, Masaru Takeuchi, Jiro Katto, Xiaoyang Zeng, Yibo Fan
2019年
Enhanced Intra Prediction for Video Coding by Using Multiple Neural Networks
Heming Sun, Zhengxue Cheng, Masaru Takeuchi, Jiro Katto
2019年
Fast QTMT Partition Decision Algorithm in VVC Intra Coding based on Variance and Gradient
Junan Chen, Heming Sun, Jiro Katto, Xiaoyang Zeng, Yibo Fan
2019年
Improvement of H.265/HEVC Encoding for 8K UHDTV by GOP Size and Prediction Mode Selection
Yusuke Sakamoto, Ryota Yokoyama, Masaru Takeuchi, Yasutaka Matsuo, Jiro Katto
2019年
Learning image and video compression through spatial-temporal energy compaction
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2019年
Light-weight video coding based on perceptual video quality for live streaming
Yusuke Sakamoto, Shintaro Saika, Masaru Takeuchi, Tatsuya Nagashima, Zhengxue Cheng, Kenji Kanai, Jiro Katto, Kaijin Wei, Ju Zengwei, Xu Wei
2019年
Perceptual Quality Study on Deep Learning Based Image Compression
Zhengxue Cheng, Pinar Akyazi, Heming Sun, Jiro Katto, Touradj Ebrahimi
2019年
Performance Evaluations of IEEE 802.11ad and Human Pose Detection towards Intelligent Video Surveillance System
Mayuko Okano, Kenji Kanai, Jiro Katto
2019年
A fast no-reference screen content image quality prediction using convolutional neural networks
Zhengxue Cheng, Masaru Takeuchi, Kenji Kanai, Jiro Katto
2018年
A fully-blind and fast image quality predictor with convolutional neural networks
Zhengxue Cheng, Masaru Takeuchi, Kenji Kanai, Jiro Katto
2018年
A transmission control protocol for long distance high-speed wireless communications
Yohei Hasegawa, Jiro Katto
2018年
Deep Convolutional AutoEncoder-based Lossy Image Compression
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2018年
Edge-centric field monitoring system for energy-efficient and network-friendly field sensing
Keigo Ogawa, Kenji Kanai, Masaru Takeuchi, Jiro Katto, Toshitaka Tsuda
2018年
Improvement of H.265/HEVC encoding for 8K UHDTV by CU size expansion and inter/intra prediction mode selection
Shintaro Saika, Masaru Takeuchi, Yasutaka Matsuo, Jiro Katto
2018年
Perceptual Quality Driven Adaptive Video Coding Using JND Estimation
Masaru Takeuchi, Shintaro Saika, Yusuke Sakamoto, Tatsuya Nagashima, Zhengxue Cheng, Kenji Kanai, Jiro Katto, Kaijin Wei, Ju Zengwei, Xu Wei
2018年
Performance Comparison of Convolutional AutoEncoders, Generative Adversarial Networks and Super-Resolution for Image Compression
Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
2018年
A Pre-Saliency Map Based Blind Image Quality Assessment via Convolutional Neural Networks
Zhengxue Cheng, Masaru Takeuchi, Jiro Katto
2017年
Improvement of 8K UHDTV picture quality for H.265/HEVC by global zoom estimation
Ryoki Takada, Shota Orihashi, Yasutaka Matsuo, Jiro Katto
2015年
Transportation means identification of content delivery system for consumer electronic devices
Masatsugu Ichino, Hiroshi Yoshiura, Jiro Katto
2015年
Blind PSNR Estimation of Compressed Video Sequences Supported by Machine Learning
Takahiro Kumekawa, Masahiro Wakabayashi, Jiro Katto, Naofumi Wada
2014年
Effects of audio compression on chord recognition
Aiko Uemura, Kazumasa Ishikura, Jiro Katto
2014年
Image super-resolution method using registration of multi-scale wavelet components with consideration of digital cinema noise
Yasutaka Matsuo, Ryoki Takada, Shinya Iwasaki, Jiro Katto
2014年
Improvement of 2-D picture quality for H.265/HEVC by occluded region detection using 3-D depth map
Shinya Iwasaki, Ryoki Takada, Yasutaka Matsuo, Jiro Katto
2014年
Improvement of throughput prediction accuracy for video streaming in mobile environment
Hidenori Konishi, Kenji Kanai, Jiro Katto
2014年
A study on gait recognition using LPC cepstrum for mobile terminal
Masatsugu Ichino, Hiroki Kasahara, Hideki Yoshii, Kazuhiro Tsurumaru, Naohisa Komatsu, Jiro Katto
2013年
BRAEVE: Stable and adaptive BSM rate control over IEEE802.11p vehicular networks
Kazumine Ogura, Jiro Katto, Mineo Takai
2013年
Image super-resolution using registration of wavelet multi-scale components with affine transformation
Yasutaka Matsuo, Ryoki Takada, Shinya Iwasaki, Jiro Katto
2013年
Quality assessment of compressed video sequences having blocking artifacts by cepstrum analysis
Yuta Yamamura, Shinya Iwasaki, Yasutaka Matsuo, Jiro Katto
2013年
Subjective quality metric for 3D video services
Kazuhisa Yamagishi, Taichi Kawano, Takanori Hayashi, Jiro Katto
2013年
Super-resolution from digital cinema to ultra high definition television using image registration of wavelet multi-scale components
Yasutaka Matsuo, Shinya Iwasaki, Yuta Yamamura, Jiro Katto
2013年
A bit-depth scalable video coding approach considering spatial gradation restoration
Masaru Takeuchi, Yasutaka Matsuo, Yuta Yamamura, Jiro Katto, Kazuhisa Iguchi
2012年
A new TCP congestion control supporting RTT-fairness
Kazumine Ogura, Yohei Nemoto, Zhou Su, Jiro Katto
2012年
Improving the performance of SIFT using bilateral filter and its application to generic object recognition
Tomoaki Yamazaki, Tetsuya Fujikawa, Jiro Katto
2012年
Music part segmentation in music TV programs based on chroma vector analysis
Aiko Uemura, Jiro Katto, Kyota Higa, Masumi Ishikawa, Toshiyuki Nomura
2012年
Wavelet domain image super-resolution from digital cinema to ultrahigh definition television by dividing noise component
Yasutaka Matsuo, Shinya Iwasaki, Yuta Yamamura, Jiro Katto
2012年
1-4 デジタルシネマから超高精細映像への画像超解像法の一検討(第1部門 メディア工学1)
松尾 康孝, 山村 勇太, 竹内 健, 甲藤 二郎
2011年
Hybrid application layer multicast with hierarchically distributed nodes
Zhou Su, Suphakit Awiphan, Kazumine Ogura, Jiro Katto, Yasuhiko Yasuda
2010年
イントラ圧縮動画像のフレーム合成を用いたひずみ低減手法の特性改善(ITS画像処理,映像メディア,視覚および一般)
新井 悠祐, 武藤 圭吾, 甲藤 二郎, 境田 慎一, 井口 和久
2010年
Efficient construction in ALM with assignment of layered degree and bi-cast
Zhou Su, Masato Oguro, Yohei Okada, Jiro Katto, Sakae Okubo
2009年
Feature analysis and normalization approach for robust content-based music retrieval to encoded audio with different bit rates
Shuhei Hamawaki, Shintaro Funasawa, Jiro Katto, Hiromi Ishizaki, Keiichiro Hoashi, Yasuhiro Takishima
2009年
Priority based selection to improve contents consistency for mobile overlay network
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2009年
Consistency and update in mobile overlay networks
Zhou Su, Jiro Katto, Yasuhiko Yasuda, Yu Chen
2008年
Denoising intra-coded moving pictures using motion estimation and pixel shift
Jiro Katto, Junya Suzuki, Shusei Itagaki, Shinichi Sakaida, Kazuhisa Iguchi
2008年
Robust algorithm to retrieve scalable streaming media over content delivery networks
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2007年
Scalable maintenance for strong web consistency in dynamic content delivery overlays
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2007年
Selective update approach to maintain strong Web consistency in dynamic content delivery
Zhou Su, Masato Oguro, Jiro Katto, Yasuhiko Yasuda
2007年
Strategies towards robust and stable application layer multicast
Tetsuya Kusumoto, Su Zhou, Jiro Katto, Sakae Okubo
2007年
Proactive route maintenance for tree-based application layer multicast and its implementations
Tetsuya Kusumoto, Jiro Katto, Sakae Okubo
2006年
A new approach for the construction of ALM trees using layered video coding
Yohei Okada, Masato Oguro, Jiro Katto, Sakae Okubo
2005年
A new approach for the construction of ALM trees using layered coding
Yohei Okada, Masato Oguro, Jiro Katto, Sakae Okubo
2005年
Proactive route maintenance and overhead reduction for application layer multicast
Tetsuya Kusumoto, Yohei Kunichika, Jiro Katto, Sakae Okubo
2005年
Scalable consistency management in dynamic content distribution overlays
Zhou Su, Jiro Katto, Yasuda Yasuhiko
2005年
Supporting consistency management in dynamic Content Distribution Overlays
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2005年
Tree-based application layer multicast using proactive route maintenance and its implementation
Tetsuya Kusumoto, Yohei Kunichika, Jiro Katto, Sakae Okubo
2005年
A method of gender classification by integrating facial, hairstyle, and clothing images
Kazuya Ueki, Hiromitsu Komatsu, Satoshi Imaizumi, Kenichi Kaneko, Satoshi Imaizumi, Nobuhiro Sekine, Jiro Katto, Tetsunori Kobayashi
2004年
Application layer multicast with proactive route maintenance over redundant overlay trees
Yohei Kunichika, Jiro Katto, Sakae Okubo
2004年
Optimal replication algorithm for scalable streaming media in content delivery networks
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2004年
Integrated Pre-Fetching and Replacing Algorithm for Graceful Image Caching
Zhou Su, Teruyoshi Washizawa, Jiro Katto, Yasuhiko Yasuda
2003年
Replication algorithms to retrieve scalable streaming media over content delivery networks
Zhou Su, Jiro Katto, Yasuhiko Yasuda
2003年
Hierarchical image caching in content distribution networks
Zhou Su, Teruyoshi Washizawa, Jiro Katto, Yasuhiko Yasuda
2002年
Performance improvement of graceful image caching by using request frequency based prefetching algorithms
Zhou Su, Teruyoshi Washizawa, Jiro Katto, Yasuhiko Yasuda
2001年
System architecture for synthetic/natural hybrid coding and some experiments
Jiro Katto, Mutsumi Ohta
1999年
Runlength-based wavelet coding with adaptive scanning for low bit rate environment
Takahiro Kimoto, Jiro Katto, Mutsumi Ohta
1998年
Improved scanning methods for wavelet coefficients of video signals
Fabrice Rossetti, Jiro Katto, Mutsumi Ohta
1996年
Mathematical analysis of MPEG compression capability and its application to rate control
Jiro Katto, Mutsumi Ohta
1996年
A Wavelet Codec with Overlapped Motion Compensation for Very Low Bit-Rate Environment
Jiro Katto, Jun ichi Ohki, Satoshi Nogaki, Mutsumi Ohta
1994年
A new structure of parallel filter bank allowing perfect reconstruction
K. Komatsu, J. Katto, Y. Yasuda
1992年
Short-tap and linear-phase PR filter banks for subband coding of images
Jiro Katto, Kunitoshi Komatsu, Yasuhiko Yasuda
1992年
Performance evaluation of subband coding and optimization of its filter coefficients
Jiro Katto, Yasuhiko Yasuda
1991年
Cell loss protection using hierarchical coding in video packet communication
Jiro Katto, Yasuhiko Yasuda
1990年