Atsushi Shimizu

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 31

Top Topics

Motion Estimation

Intra Prediction

Top Venues

IEICE Trans. Fundam. Electron. Commun. Comput. Sci.

Publications

Atsushi Shimizu, Xiaoou Cheng, Christopher Musco, Jonathan Weare
Improved Active Learning via Dependent Leverage Score Sampling. ICLR (2024)
Atsushi Shimizu, Xiaoou Cheng, Christopher Musco, Jonathan Weare
Improved Active Learning via Dependent Leverage Score Sampling. CoRR (2023)
Man-Hae Kim, Huidong Yeo, Soojin Park, Do-Hyeon Park, Ali H. Omar, Tomoaki Nishizawa, Atsushi Shimizu, Sang-Woo Kim
Assessing CALIOP-Derived Planetary Boundary Layer Height Using Ground-Based Lidar. Remote. Sens. 13 (8) (2021)
Shu Tadaka, Eiji Hishinuma, Shohei Komaki, Ikuko N. Motoike, Junko Kawashima, Daisuke Saigusa, Jin Inoue, Jun Takayama, Yasunobu Okamura, Yuichi Aoki, Matsuyuki Shirota, Akihito Otsuki, Fumiki Katsuoka, Atsushi Shimizu, Gen Tamiya, Seizo Koshiba, Makoto Sasaki, Masayuki Yamamoto, Kengo Kinoshita
jMorp updates in 2020: large enhancement of multi-omics data resources on the general Japanese population. Nucleic Acids Res. 49 (Database-Issue) (2021)
Shinobu Kudo, Shota Orihashi, Ryuichi Tanida, Atsushi Shimizu
GAN-based Image Compression Using Mutual Information Maximizing Regularization. PCS (2019)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Complexity Reduction of Multi-Level DP Quantization Through Inter-Level Redundancy Elimination. ICIP (2019)
Seishi Takamura, Atsushi Shimizu
Water-Bottom Video Coding Based on Coding- Oriented Reference Frame Generation. VCIP (2019)
Takayuki Onishi, Yuya Omori, Ken Nakamura, Hiroe Iwasaki, Atsushi Shimizu
A Low Power Motion Estimation Engine with Adaptive Bit-Shifted SAD Calculation. ISCAS (2019)
Kota Imaeda, Kohei Isechi, Keita Takahashi, Toshiaki Fujii, Yukihiro Bandoh, Takehito Miyazawa, Seishi Takamura, Atsushi Shimizu
LF-TSP: Traveling salesman problem for HEVC-based light-field coding. VCIP (2019)
Ken Nakamura, Yuya Omori, Daisuke Kobayashi, Tatsuya Osawa, Takayuki Onishi, Koyo Nitta, Hiroe Iwasaki, Atsushi Shimizu
Low Delay 4K 120fps HEVC Decoder with Parallel Processing Architecture. COOL CHIPS (2019)
Satoshi Suzuki, Motohiro Takagi, Kazuya Hayase, Takayuki Onishi, Atsushi Shimizu
Image Pre-Transformation for Recognition-Aware Image Compression. ICIP (2019)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Sparse DP Quantization Algorithm. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2019)
Daisuke Kobayashi, Ken Nakamura, Takayuki Onishi, Yasuyuki Nakajima, Hiroe Iwasaki, Mitsuo Ikeda, Atsushi Shimizu
An HEVC real-time encoding system with high quality HDR color representations. ICCE (2018)
Yuya Omori, Takayuki Onishi, Hiroe Iwasaki, Atsushi Shimizu
A 120 fps High Frame Rate Real-time HEVC Video Encoder with Parallel Configuration Scalable to 4K. IEEE Trans. Multi Scale Comput. Syst. 4 (4) (2018)
Daisuke Kobayashi, Ken Nakamura, Takayuki Onishi, Hiroe Iwasaki, Atsushi Shimizu
A 4K/60p HEVC Real-Time Encoding System With High Quality HDR Color Representations. IEEE Trans. Consumer Electron. 64 (4) (2018)
Yukihiro Bandoh, Yuichi Sayama, Seishi Takamura, Atsushi Shimizu
Optimal Design of Adaptive Intra Predictors Based on Sparsity Constraint. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (11) (2018)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Temporal Filter Design for Encoder-Oriented Video Generation Based on Bayesian Optimization. ICIP (2018)
Takayuki Onishi, Takashi Sano, Yukikuni Nishida, Kazuya Yokohari, Ken Nakamura, Koyo Nitta, Kimiko Kawashima, Jun Okamoto, Naoki Ono, Atsushi Sagata, Hiroe Iwasaki, Mitsuo Ikeda, Atsushi Shimizu
A Single-Chip 4K 60-fps 4: 2: 2 HEVC Video Encoder LSI Employing Efficient Motion Estimation and Mode Decision Framework With Scalability to 8K. IEEE Trans. Very Large Scale Integr. Syst. 26 (10) (2018)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Complexity Reduction for Optimal Entropy-Constrained Quantization. DCC (2018)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Complexity Reduction Algorithm for Optimum Quantizer Design Based on Amplitude Sparseness. ICASSP (2018)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
A Study on Video Generation Based on High-Density Temporal Sampling. IEICE Trans. Inf. Syst. (9) (2017)
Seishi Takamura, Atsushi Shimizu
Efficient video coding using rigid object tracking. APSIPA (2017)
Yuya Omori, Takayuki Onishi, Hiroe Iwasaki, Atsushi Shimizu
A 120 fps high frame rate real-time HEVC video encoder with parallel configuration scalable to 4K. COOL Chips (2017)
Seishi Takamura, Atsushi Shimizu
Concurrent evolution of pixel predictor and context modeling for image coding. ICIP (2016)
Yuichi Sayama, Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Adaptive intra prediction algorithm based on extended LARS. PCS (2016)
Shinobu Kudo, Masaki Kitahara, Atsushi Shimizu
Motion vector prediction methods considering prediction continuity in HEVC. PCS (2016)
Seishi Takamura, Atsushi Shimizu
Simple and efficient H.265/HEVC coding of fixed camera videos. ICIP (2016)
Yukihiro Bandoh, Seishi Takamura, Atsushi Shimizu
Video generation algorithm based on high temporal-resolution imaging. ICIP (2016)
Hiroe Iwasaki, Takayuki Onishi, Ken Nakamura, Koyo Nitta, Takashi Sano, Yukikuni Nishida, Kazuya Yokohari, Jia Su, Naoki Ono, Ritsu Kusaba, Atsushi Sagata, Mitsuo Ikeda, Atsushi Shimizu
Professional H.265/HEVC encoder LSI toward high-quality 4K/8K broadcast infrastructure. Hot Chips Symposium (2015)
Takayuki Onishi, Takashi Sano, Yukikuni Nishida, Kazuya Yokohari, Jia Su, Ken Nakamura, Koyo Nitta, Kimiko Kawashima, Jun Okamoto, Naoki Ono, Ritsu Kusaba, Atsushi Sagata, Hiroe Iwasaki, Mitsuo Ikeda, Atsushi Shimizu
Single-chip 4K 60fps 4: 2: 2 HEVC video encoder LSI with 8K scalability. VLSIC (2015)
Shinobu Kudo, Masaki Kitahara, Atsushi Shimizu
A highly parallel motion estimation method based on temporal motion vector prediction for a many-core platform. PCS (2015)
Motohiro Takagi, Hiroshi Fujii, Atsushi Shimizu
Optimized spatial and temporal resolution based on subjective quality estimation without encoding. VCIP (2014)
Seishi Takamura, Atsushi Shimizu
Image/video coding based on evolutive unidirectional transforms. ICIP (2014)
Seishi Takamura, Atsushi Shimizu
GPGPU-assisted denoising filter generation for video coding. GECCO (Companion) (2014)
Motohiro Takagi, Hiroshi Fujii, Atsushi Shimizu, Yuichiro Urata, Kazuhisa Yamagishi
Subjective video quality estimation to determine optimal spatio-temporal resolution. PCS (2013)
Jia Su, Koyo Nitta, Mitsuo Ikeda, Atsushi Shimizu
Residue role assignment based transform partition predetermination on HEVC. ICIP (2013)
Seishi Takamura, Atsushi Shimizu
On intra coding using mode dependent 2D-KLT. PCS (2013)
Shohei Matsuo, Seishi Takamura, Atsushi Shimizu
Intra angular prediction with weight function and modification filter. PCS (2013)
Seishi Takamura, Atsushi Shimizu
Image Coding Using Nonlinear Evolutionary Transforms. DCC (2013)
Shohei Matsuo, Seishi Takamura, Atsushi Shimizu
Modification of intra angular prediction in HEVC. APSIPA (2012)
Masaaki Matsumura, Seishi Takamura, Atsushi Shimizu
Largest coding unit based framework for non-local means filter. APSIPA (2012)
Koyo Nitta, Hiroe Iwasaki, Takayuki Onishi, Takashi Sano, Atsushi Sagata, Yasuyuki Nakajima, Minoru Inamori, Ryuichi Tanida, Atsushi Shimizu, Ken Nakamura, Mitsuo Ikeda, Jiro Naganuma
An H.264/AVC High422 Profile and MPEG-2 422 Profile Encoder LSI for HDTV Broadcasting Infrastructures. IEICE Trans. Electron. (4) (2012)
Nobuo Sugimoto, Tomoaki Nishizawa, Atsushi Shimizu, Hajime Okamoto
AEROSOL classification retrieval algorithms for EarthCARE/ATLID, CALIPSO/CALIOP, and ground-based lidars. IGARSS (2011)
Jing Gao, Takashi Iida, Hiroyuki Mizutani, Sadanori Sakaguchi, Shuji Murakami, Atsushi Shimizu, Tomohisa Wada
The Implementation of a 2/4/8 Antennas Configurable Diversity OFDM Receiver for Mobile HDTV Application. Int. J. Digit. Multim. Broadcast. 2009 (2009)
Nobuo Sugimoto, Ichiro Matsui, Atsushi Shimizu, Tomoaki Nishizawa
Lidar Network for Monitoring Asian Dust and Air Pollution Aerosols. IGARSS (2) (2008)
Budrul Ahsan, Daisuke Kobayashi, Tomoyuki Yamada, Masahiro Kasahara, Shin Sasaki, Taro L. Saito, Yukinobu Nagayasu, Koichiro Doi, Yoichiro Nakatani, Wei Qu, Tomoko Jindo, Atsuko Shimada, Kiyoshi Naruse, Atsushi Toyoda, Yoko Kuroki, Asao Fujiyama, Takashi Sasaki, Atsushi Shimizu, Shuichi Asakawa, Nobuyoshi Shimizu, Shin-ichi Hashimoto, Jun Yang, Yongjun Lee, Kouji Matsushima, Sumio Sugano, Mitsuru Sakaizumi, Takanori Narita, Kazuko Ohishi, Shinobu Haga, Fumiko Ohta, Hisayo Nomoto, Keiko Nogata, Tomomi Morishita, Tomoko Endo, Tadasu Shin-I, Hiroyuki Takeda, Yuji Kohara, Shinichi Morishita
UTGB/medaka: genomic resource database for medaka biology. Nucleic Acids Res. 36 (Database-Issue) (2008)
Atsushi Shimizu, Yuko Osana
Reinforcement Learning Using Kohonen Feature Map Associative Memory with Refractoriness Based on Area Representation. ICONIP (2) (2008)
Tomoaki Nishizawa, Nobuo Sugimoto, Ichiro Matsui, Atsushi Shimizu, Boyan Tatarov, Hajime Okamoto
Algorithm to Retrieve Aerosol Optical Properties From High-Spectral-Resolution Lidar and Polarization Mie-Scattering Lidar Measurements. IEEE Trans. Geosci. Remote. Sens. 46 (12) (2008)
Kenji Kawasaki, Atsushi Shimizu, Monden Kazuya, Hiroki Satoh, Masato Hayashi, Susumu Matsui
Wireless Ad-hoc Network-Based Tourist Information Delivery System. AINA (2) (2006)
Mayumi Yamamoto, Makoto Taromaru, Hanae Sadamichi, Atsushi Shimizu
Performance of Angle Switch Diversity Using ESPAR Antenna for Mobile Reception of Terrestrial Digital TV. VTC Fall (2006)
Monden Kazuya, Hiroki Satoh, Junji Yamamoto, Shomura Yusuke, Atsushi Shimizu, Masato Hayashi, Susumu Matsui, Satoshi Yoshizawa
Integration of Mobile IPv6 into Mobile Ad-Hoc Network Systems. Autonomic Networking (2006)
Atsushi Shimizu
MPEG interlaced video transcoding for a networked video browsing system. VCIP (2004)
Takashi Akutsu, Hideaki Kimata, Atsushi Shimizu, Yoshiyuki Yashima, Naoki Kobayashi
"Trampeg": An MPEG-2 real-time software transcoder for low-bit-rate transmission. Systems and Computers in Japan 33 (12) (2002)
Mamoru Tamba, Atsushi Shimizu, Hideharu Munakata, Takanori Komuro
A method to improve SFDR with random interleaved sampling method. ITC (2001)
Atsushi Shimizu, Atsushi Sagata, Hiroshi Watanabe, Naoki Kobayashi
Bitstream scaling by reference frame altering. Systems and Computers in Japan 32 (9) (2001)
Kazuhito Suguri, Toshihiro Minami, Hiroaki Matsuda, Ritsu Kusaba, Toshio Kondo, Ryota Kasai, Takumi Watanabe, Hidenuri Sato, Nobutarou Shibata, Yutaka Tashiro, Takaaki Izuoka, Atsushi Shimizu, Hiroshi Kotera
A real-time motion estimation and compensation LSI with wide search range for MPEG2 video encoding. IEEE J. Solid State Circuits 31 (11) (1996)