甲藤 二郎

研究成果

年別の研究成果 1990 2013 2014 2016 2018 2019 2020 2021 2022 2023

• 181 Conference contribution
• 52 Article
• 6 Paper
• 5 Review article
• 4 その他
  • 3 Conference article
  • 1 Editorial

年別の研究成果

年別の研究成果

検索結果

• Article

  A containerized task clustering for scheduling workflows to utilize processors and containers on clouds

  Kanemitsu, H., Kanai, K., Katto, J. & Nakazato, H., 2021, (Accepted/In press) In: Journal of Supercomputing.

  研究成果: Article › 査読

  • Work Flow 100%
  • Container 84%
  • Scheduling 70%
  • Clustering 65%
  • Containers 64%
  1 被引用数 (Scopus)

• A contribution-aware multiple parent hierarchical overlay network for P2P media streaming

  Awiphan, S., Su, Z. & Katto, J., 2013, In: ITE Transactions on Media Technology and Applications. 1, 1, p. 70-80 11 p.

  研究成果: Article › 査読

  Open Access

  • Media streaming 100%
  • Overlay networks 91%
  • Bandwidth 47%
  • Application Layer 43%
  • Data communication systems 33%

• A Fast QTMT Partition Decision Strategy for VVC Intra Prediction

  Fan, Y., Chen, JA., Sun, H., Katto, J. & Jing, ME., 2020, In: IEEE Access. 8, p. 107900-107911 12 p., 9110597.

  研究成果: Article › 査読

  Open Access

  • Partition 100%
  • Textures 80%
  • Crystalline Texture 41%
  • Computational complexity 40%
  • Anchors 25%
  56 被引用数 (Scopus)

• A fully-blind and fast image quality predictor with convolutional neural networks

  Cheng, Z., Takeuchi, M., Kanai, K. & Katto, J., 2018 9月, In: IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. E101A, 9, p. 1557-1566 10 p.

  研究成果: Article › 査読

  • Image Quality Assessment 100%
  • Image Quality 77%
  • Neural Networks 45%
  • Image quality 44%
  • Predictors 44%
  2 被引用数 (Scopus)

• A highly accurate transportation mode recognition using mobile communication quality

  Kawakami, W., Kanai, K., Wei, B. & Katto, J., 2019 4月, In: IEICE Transactions on Communications. E102B, 4, p. 741-750 10 p.

  研究成果: Article › 査読

  • Communication 100%
  • Accelerometers 94%
  • Sensors 76%
  • Subways 59%
  • Bicycles 58%
  1 被引用数 (Scopus)

• Analysis of an efficient pre-fetching algorithm for scalable contents over content delivery networks

  Su, Z., Katto, J. & Yasuda, Y., 2009 3月, In: International Journal of Innovative Computing, Information and Control. 5, 3, p. 821-828 8 p.

  研究成果: Article › 査読

  • Prefetching 100%
  • Internet 36%
  • Imaging systems 28%
  • Imaging System 20%
  • Cache 20%
  1 被引用数 (Scopus)

• An Efficient Low-Complexity Convolutional Neural Network Filter

  Liu, C., Sun, H., Katto, J., Zeng, X. & Fan, Y., 2022, In: IEEE Multimedia. 29, 2, p. 83-93 11 p.

  研究成果: Article › 査読

  • Convolutional neural networks 100%
  • Image coding 54%
  • Ablation 33%
  • Convolution 27%
  • Experiments 9%

• A new TCP congestion control supporting RTT-fairness

  Ogura, K., Nemoto, Y., Su, Z. & Katto, J., 2012 2月, In: IEICE Transactions on Information and Systems. E95-D, 2, p. 523-531 9 p.

  研究成果: Article › 査読

  • Bandwidth 100%
  • Rate constants 98%
  • Packet loss 79%
  • Routers 76%
  • Analytical models 67%
  7 被引用数 (Scopus)

• A Pipelined 2D Transform Architecture Supporting Mixed Block Sizes for the VVC Standard

  Fan, Y., Zeng, Y., Sun, H., Katto, J. & Zeng, X., 2020 9月, In: IEEE Transactions on Circuits and Systems for Video Technology. 30, 9, p. 3289-3295 7 p., 8794833.

  研究成果: Article › 査読

  • Mathematical transformations 100%
  • Image coding 95%
  • Static random access storage 71%
  • Adders 69%
  • Data storage equipment 38%
  19 被引用数 (Scopus)

• Application layer multicast with proactive route maintenance over redundant overlay trees

  Kunichika, Y., Katto, J. & Okubo, S., 2004, In: Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 3333, p. 306-313 8 p.

  研究成果: Article › 査読

  • Multicasting 100%
  • Overlay 95%
  • Application Layer 79%
  • Maintenance 79%
  • Vertex of a graph 39%
  3 被引用数 (Scopus)

• A robust pre-fetching algorithm for scalable web contents and its performance evaluation

  Su, Z., Katto, J. & Yasuda, Y., 2009 11月, In: International Journal of Innovative Computing, Information and Control. 5, 11, p. 4275-4282 8 p.

  研究成果: Article › 査読

  • Prefetching 100%
  • Performance Evaluation 71%
  • Imaging systems 57%
  • Internet 36%
  • Topology 36%
  8 被引用数 (Scopus)

• A study on motion estimation using block matching for spatially periodic patterns

  Kimura, J. I., Komatsu, N., Katto, J. & Kodama, M., 2015, In: ITE Transactions on Media Technology and Applications. 3, 1, p. 58-66 9 p.

  研究成果: Article › 査読

  Open Access

  • Motion estimation 100%
  • Anchors 9%
  • Sampling 6%

• A transmission control protocol for long distance high-speed wireless communications

  Hasegawa, Y. & Katto, J., 2018 4月, In: IEICE Transactions on Communications. E101B, 4, p. 1045-1054 10 p.

  研究成果: Article › 査読

  • Transmission control protocol 100%
  • Optical communication 53%
  • Throughput 53%
  • Data transfer 46%
  • Communication 38%
  11 被引用数 (Scopus)

• A Wavelet Codec with Overlapped Motion Compensation for Very Low Bit-Rate Environment

  Katto, J., Ohki, J. I., Nogaki, S. & Ohta, M., 1994 6月, In: IEEE Transactions on Circuits and Systems for Video Technology. 4, 3, p. 328-338 11 p.

  研究成果: Article › 査読

  • Motion compensation 100%
  • Wavelet transforms 25%
  • Scanning 21%
  3 被引用数 (Scopus)

• Blind PSNR Estimation of Compressed Video Sequences Supported by Machine Learning

  Kumekawa, T., Wakabayashi, M., Katto, J. & Wada, N., 2014, In: ITE Transactions on Media Technology and Applications. 2, 4, p. 353-361 9 p.

  研究成果: Article › 査読

  Open Access

  • Signal to noise ratio 100%
  • Machine learning 88%
  • Image quality 37%
  • Support vector machines 32%
  1 被引用数 (Scopus)

• Cell loss protection using hierarchical coding in video packet communication

  Katto, J. & Yasuda, Y., 1990 10月, In: Electronics and Communications in Japan (Part I: Communications). 73, 10, p. 52-62 11 p.

  研究成果: Article › 査読

  • Communication 100%
  • Asynchronous transfer mode 76%
  • Deterioration 59%
  • Packet switching 41%
  • Voice/data communication systems 39%

• Dynamic walks for searching streaming media in Peer-to-Peer Networks

  Su, Z., Katto, J. & Yasuda, Y., 2004, In: Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 3331, p. 147-156 10 p.

  研究成果: Article › 査読

  • Streaming Media 100%
  • Peer-to-peer Networks 76%
  • Media streaming 59%
  • Peer to peer networks 54%
  • Walk 46%

• Energy Compaction-Based Image Compression Using Convolutional AutoEncoder

  Cheng, Z., Sun, H., Takeuchi, M. & Katto, J., 2020 4月, In: IEEE Transactions on Multimedia. 22, 4, p. 860-873 14 p., 8820051.

  研究成果: Article › 査読

  • Image compression 100%
  • Compaction 83%
  • Deep learning 22%
  • Computer vision 20%
  • Sampling 17%
  35 被引用数 (Scopus)

• Energy-efficient mobile video delivery utilizing moving route navigation and video playout buffer control

  Kanai, K., Takenaka, S., Katto, J. & Murase, T., 2018 7月, In: IEICE Transactions on Communications. E101B, 7, p. 1635-1644 10 p.

  研究成果: Article › 査読

  • Navigation 100%
  • Throughput 60%
  • Communication 43%
  • Computer simulation 23%
  • Experiments 15%
  2 被引用数 (Scopus)

• Enhanced Intra Prediction for Video Coding by Using Multiple Neural Networks

  Sun, H., Cheng, Z., Takeuchi, M. & Katto, J., 2020 11月, In: IEEE Transactions on Multimedia. 22, 11, p. 2764-2779 16 p., 8947942.

  研究成果: Article › 査読

  • Image coding 100%
  • Substitution reactions 99%
  • Neural networks 61%
  7 被引用数 (Scopus)

• Evaluation of throughput prediction for adaptive bitrate control using trace-based emulation

  Wei, B., Song, H., Wang, S., Kanai, K. & Katto, J., 2019, In: IEEE Access. 7, p. 51346-51356 11 p., 8681430.

  研究成果: Article › 査読

  • Video streaming 100%
  • Throughput 88%
  • Buffer Solution 82%
  • Environment 72%
  • HTTP 64%
  12 被引用数 (Scopus)

• Experimental evaluation of an on-demand multipath routing protocol for video transmission in mobile ad hoc networks

  Taniyama, K., Morii, T., Koizumi, S., Noguchi, K., Kotani, Y. & Katto, J., 2006 5月, In: Journal of Zhejiang University: Science. 7, SUPPL. 1, p. 145-150 6 p.

  研究成果: Article › 査読

  • Mobile ad hoc networks 100%
  • Routing protocols 92%
  • Video streaming 72%
  • Routing algorithms 33%
  • Experiments 11%
  2 被引用数 (Scopus)

• Gamut-Extension Methods Considering Color Information Restoration

  Takeuchi, M., Sakamoto, Y., Yokoyama, R., Sun, H., Matsuo, Y. & Katto, J., 2019, In: IEEE Access. 7, p. 80146-80158 13 p., 8737954.

  研究成果: Article › 査読

  Open Access

  • High definition television 100%
  • Restoration 97%
  • Color 70%
  • Volume 56%
  • Television 21%

• HOAH: A hybrid TCP throughput prediction with Autoregressive Model and Hidden Markov Model for mobile networks

  Wei, B., Kanai, K., Kawakami, W. & Katto, J., 2018 7月, In: IEICE Transactions on Communications. E101B, 7, p. 1612-1624 13 p.

  研究成果: Article › 査読

  • Transmission control protocol 100%
  • Hidden Markov models 77%
  • Wireless networks 59%
  • Throughput 53%
  • Time series analysis 13%
  14 被引用数 (Scopus)

• Image super-resolution method using registration of multi-scale wavelet components with consideration of digital cinema noise

  Matsuo, Y., Takada, R., Iwasaki, S. & Katto, J., 2014, In: Kyokai Joho Imeji Zasshi/Journal of the Institute of Image Information and Television Engineers. 68, 2, p. J92-J98

  研究成果: Article › 査読

  Open Access
  2 被引用数 (Scopus)

• Improved scanning methods for wavelet coefficients of video signals

  Rossetti, F., Katto, J. & Ohta, M., 1996 5月, In: Signal Processing: Image Communication. 8, 4, p. 365-378 14 p.

  研究成果: Article › 査読

  • Scanning 100%
  • Wavelet transforms 51%
  • Discrete cosine transforms 20%
  3 被引用数 (Scopus)

• Intelligent video surveillance system based on event detection and rate adaptation by using multiple sensors

  Kanai, K., Ogawa, K., Takeuchi, M., Katto, J. & Tsuda, T., 2018 3月, In: IEICE Transactions on Communications. E101B, 3, p. 688-697 10 p.

  研究成果: Article › 査読

  • Sensors 100%
  • Monitoring 73%
  • Infrared radiation 56%
  • Lasers 49%
  • Cameras 46%
  2 被引用数 (Scopus)

• Internet Broadcasting

  Katto, J., 2006, In: Kyokai Joho Imeji Zasshi/Journal of the Institute of Image Information and Television Engineers. 60, 1, p. 47-49 3 p.

  研究成果: Article › 査読

• IP Telephony

  Katto, J., 2006, In: Kyokai Joho Imeji Zasshi/Journal of the Institute of Image Information and Television Engineers. 60, 2, p. 163-164 2 p.

  研究成果: Article › 査読

• Methods for adaptive video streaming and picture quality assessment to improve QoS/QoE performances

  Kanai, K., Wei, B., Cheng, Z., Takeuchi, M. & Katto, J., 2019, In: IEICE Transactions on Communications. E102B, 7, p. 1240-1247 8 p.

  研究成果: Article › 査読

  Open Access

  • Video streaming 100%
  • Quality of service 70%
  • Telecommunication traffic 18%
  • Image quality 16%
  • Navigation 13%
  3 被引用数 (Scopus)

• Minimizing video switching/composition delay by controlling video sync phases

  Ikeda, Y., Okubo, S., Katto, J. & Kimura, K., 2006 11月, In: Kyokai Joho Imeji Zasshi/Journal of the Institute of Image Information and Television Engineers. 60, 11, p. 1789-1795 7 p.

  研究成果: Article › 査読

  • Chemical analysis 100%
  • Synchronization 40%
  • Computer hardware 30%
  • Communication 25%
  • Experiments 18%

• Optimal replication algorithm for scalable streaming media in content delivery networks

  Su, Z., Katto, J. & Yasuda, Y., 2004 12月, In: IEICE Transactions on Information and Systems. E87-D, 12, p. 2723-2732 10 p.

  研究成果: Article › 査読

  • Media streaming 100%
  • Servers 54%
  • Costs 4%
  4 被引用数 (Scopus)

• Overlay tree construction to distribute layered streaming by application layer multicast

  Su, Z., Oguro, M., Okada, Y., Katto, J. & Okubo, S., 2010 8月, In: IEEE Transactions on Consumer Electronics. 56, 3, p. 1957-1962 6 p., 5606352.

  研究成果: Article › 査読

  • Application Layer 100%
  • Throughput 59%
  • Data communication systems 25%
  • Internet 19%
  10 被引用数 (Scopus)

• Performance evaluation of subband coding and optimization of its filter coefficients

  Katto, J. & Yasuda, Y., 1991 12月, In: Journal of Visual Communication and Image Representation. 2, 4, p. 303-313 11 p.

  研究成果: Article › 査読

  • Filter banks 100%
  • FIR filters 33%
  • Compaction 12%
  • Computational complexity 12%
  23 被引用数 (Scopus)

• Performance Evaluations of Comfort Route Navigation Providing High-QoS Communication for Mobile Users

  Kanai, K., Katto, J. & Murase, T., 2014, In: ITE Transactions on Media Technology and Applications. 2, 4, p. 327-335 9 p.

  研究成果: Article › 査読

  • Quality of service 100%
  • Navigation 97%
  • Communication 64%
  • Wireless networks 33%
  • Wi-Fi 23%
  5 被引用数 (Scopus)

• Proactive content caching for mobile video utilizing transportation systems and evaluation through field experiments

  Kanai, K., Muto, T., Katto, J., Yamamura, S., Furutono, T., Saito, T., Mikami, H., Kusachi, K., Tsuda, T., Kameyama, W., Park, Y. J. & Sato, T., 2016 8月, In: IEEE Journal on Selected Areas in Communications. 34, 8, p. 2102-2114 13 p., 7485824.

  研究成果: Article › 査読

  • HTTP 100%
  • Servers 61%
  • Video streaming 46%
  • Millimeter waves 41%
  • Local area networks 41%
  37 被引用数 (Scopus)

• Proactive route maintenance for tree-based application layer multicast and its implementations

  Kusumoto, T., Katto, J. & Okubo, S., 2006 12月, In: IEICE Transactions on Information and Systems. E89-D, 12, p. 2856-2866 11 p.

  研究成果: Article › 査読

  • Application Layer 100%
  • Switches 61%
  • Experiments 30%
  2 被引用数 (Scopus)

• QA-Filter: A QP-Adaptive Convolutional Neural Network Filter for Video Coding

  Liu, C., Sun, H., Katto, J., Zeng, X. & Fan, Y., 2022, In: IEEE Transactions on Image Processing. 31, p. 3032-3045 14 p.

  研究成果: Article › 査読

  • Image coding 100%
  • Convolutional neural networks 91%
  • Convolution 49%
  2 被引用数 (Scopus)

• Q-LIC: Quantizing Learned Image Compression with Channel Splitting

  Sun, H., Yu, L. & Katto, J., 2022, (Accepted/In press) In: IEEE Transactions on Circuits and Systems for Video Technology. p. 1 1 p.

  研究成果: Article › 査読

  • Image compression 100%
  • Embedded systems 22%
  • Chemical activation 22%
  • Computer hardware 14%

• Robust algorithm to retrieve scalable streaming media over content delivery networks

  Su, Z., Katto, J. & Yasuda, Y., 2007 12月, In: International Journal of Innovative Computing, Information and Control. 3, 6 B, p. 1743-1754 12 p.

  研究成果: Article › 査読

  • Streaming Media 100%
  • Robust Algorithm 60%
  • Media streaming 59%
  • Server 36%
  • Servers 32%
  3 被引用数 (Scopus)

• RSSI-CSI Measurement and Variation Mitigation With Commodity Wi-Fi Device

  Wei, B., Song, H., Katto, J. & Kikkawa, T., 2023 4月 1, In: IEEE Internet of Things Journal. 10, 7, p. 6249-6258 10 p.

  研究成果: Article › 査読

  • Wi-Fi 100%
  • Channel state information 94%
  • Transmitters 15%
  • Cables 14%
  • Experiments 12%

• Selecting higher wireless connection capacity routes with/without predicting congestion in access networks

  Murase, T., Motoyoshi, G., Sonoda, K. & Katto, J., 2014, In: ITE Transactions on Media Technology and Applications. 2, 4, p. 345-352 8 p.

  研究成果: Article › 査読

  Open Access

  • Quality of service 100%
  • Costs 97%
  • Throughput 88%
  • Bandwidth 80%

• Selective update approach to maintain strong Web consistency in dynamic content delivery

  Su, Z., Oguro, M., Katto, J. & Yasuda, Y., 2007, In: IEICE Transactions on Communications. E90-B, 10, p. 2729-2737 9 p.

  研究成果: Article › 査読

  • Servers 100%
  • Internet 46%
  • Topology 46%
  4 被引用数 (Scopus)

• Service differentiation based incentive mechanism for P2P streaming in hybrid overlay network

  Awiphan, S., Su, Z. & Katto, J., 2013, In: ITE Transactions on Media Technology and Applications. 1, 2, p. 167-177 11 p.

  研究成果: Article › 査読

  • Overlay networks 100%
  • Peer to peer networks 98%
  1 被引用数 (Scopus)

• Stream Caching Using Hierarchically Distributed Proxies with Adaptive Segments Assignment

  Su, Z., Katto, J., Nishikawa, T., Murakami, M. & Yasuda, Y., 2003 6月, In: IEICE Transactions on Communications. E86-B, 6, p. 1859-1869 11 p.

  研究成果: Article › 査読

  • Media streaming 100%
  • HIgh speed networks 30%
  • HTML 30%
  • Availability 17%
  • Internet 17%
  18 被引用数 (Scopus)

• Structure recovery with multiple cameras from scaled orthographic and perspective views

  Marugame, A., Katto, J. & Ohta, M., 1999, In: IEEE Transactions on Pattern Analysis and Machine Intelligence. 21, 7, p. 628-633 6 p.

  研究成果: Article › 査読

  • Camera 100%
  • Recovery 76%
  • Cameras 55%
  • Euclidean 48%
  • 3D Modeling 32%
  1 被引用数 (Scopus)

• Subjective quality metric for 3D video services

  Yamagishi, K., Kawano, T., Hayashi, T. & Katto, J., 2013 2月, In: IEICE Transactions on Communications. E96-B, 2, p. 410-418 9 p.

  研究成果: Article › 査読

  • Television 100%
  2 被引用数 (Scopus)

• System architecture for synthetic/natural hybrid coding and some experiments

  Katto, J. & Ohta, M., 1999 3月, In: IEEE Transactions on Circuits and Systems for Video Technology. 9, 2, p. 325-335 11 p.

  研究成果: Article › 査読

  • Standardization 100%
  • Network architecture 98%
  • Experiments 37%

• Variable bit-rate coding based on human visual system

  Katto, J., Onda, K. & Yasuda, Y., 1991 9月, In: Signal Processing: Image Communication. 3, 4, p. 313-320 8 p.

  研究成果: Article › 査読

  • Coding errors 100%
  • Frequency response 63%

• Video Alignment Using Bi-Directional Attention Flow in a Multi-Stage Learning Model

  Abobeah, R., Shoukry, A. & Katto, J., 2020, In: IEEE Access. 8, p. 18097-18109 13 p., 8963636.

  研究成果: Article › 査読

  Open Access

  • Deep learning 100%
  • Flow 72%
  • Computer vision 47%
  1 被引用数 (Scopus)