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研究・教員紹介

西辻 崇氏 名 西辻 崇 (ニシツジ タカシ / NISHITSUJI Takashi)
職 位助教
所 属電子情報システム工学科
電子情報システム工学域
年報
研究紹介

ホログラフィ、情報光学/究極の三次元映像技術といわれる電子ホログラフィの実現に向けた高速計算技術、圧縮伝送技術の研究をしています。

専門・研究分野情報光学(ホログラフィ),計算機工学
最終学歴・学位平成28年9月 千葉大学大学院工学研究科 博士後期課程修了 博士(工学)
研究テーマ究極の3次元映像技術と言われる電子ホログラフィ技術の実用化に向けた計算機処理技術,圧縮伝送技術,及びアプリケーションの研究
研究キーワード電子ホログラフィ,3次元映像,高速計算,FPGA,GPU
研究業績・著書・
論文、その他
それに準じる業績
【学術論文】
[1] T.Shimobaba, J.Weng, T.Sakurai, N.Okada, T.Nishitsuji et al., "Computational wave optics library for C++: CWO++ library", Computer Physics Communications, Vol. 183, Issue 5, pp. 1124-1138 (2012).
[2] T.Nishitsuji et al., "Fast calculation of computer-generated hologram using circular symmetry of zone plate", Optics Express, Vol. 20, Issue 25, pp. 27496-27502 (2012).
[3] T.Nishitsuji et al., "Fast calculation of computer-generated hologram using run-length encoding based recurrence relation," Optics Express, Vol. 23, Issue 8, pp. 9852-9857 (2015).
[4] T.Kakue, T.Nishitsuji et al., "Aerial projection of three-dimensional motion pictures by electro-holography and parabolic mirrors", Scientific Reports, Vol. 5, Article number 11750 (2015).
[5] T.Nishitsuji et al., "Simple and fast cosine approximation method for computer-generated hologram calculation," Optics Express, Vol. 23, Issue 25, pp. 32465-32470 (2015).
[6] T.Shimobaba, Y.Endo, R.Hirayama, Y.Nagahama, T.Takahashi, T.Nishitsuji et al., "Autoencoder-based holographic image restoration", Applied Optics, Vol. 56, pp. F27-F30 (2017).
[7] D.Arai, T.Shimobaba, T.Nishitsuji et al., "An accelerated hologram calculation using the wavefront recording plane method and wavelet transform," Optics Communications, Vol. 393, Issue 15, pp. 107-112 (2017).
[8] T.Nishitsuji et al., "Review of Fast Calculation Techniques for Computer-generated Holograms with the Point Light Source-based Model," IEEE Transaction on Industrial Informatics, Vol. 13, Issue 5, pp. 2447-2454 (2017).
[9] T.Kakue, Y.Endo, T.Nishitsuji et al., "Digital holographic high-speed 3D imaging for the vibrometry of fast-occurring phenomena,” Scientific Reports, Vol. 7, Article number 10413 (2017).
[10] T.Shimobaba, Y.Endo, T.Nishitsuji et al., "Computational ghost imaging using deep learning," Optics Communications, Vol. 413, pp. 147-151 (2018).
[11] T.Sugie, T.Akamatsu, T.Nishitsuji et al., "High-performance parallel computing for next-generation holographic imaging," Nature Electronics, Vol. 1, Article number 254 (2018).
[12] T.Kakue, Y.Wagatsuma, S.Yamada, T.Nishitsuji et al.,"Review of real-time reconstruction techniques for aerial-projection holographic displays,"Optical Engineering, Vol. 57, Issue 6, 061621 (2018)
[13] T.Shimobaba, T.Takahashi, Y.Yamamoto, T.Nishitsuji, et al.,"Efficient diffraction calculations using implicit convolution," OSA Continuum 1, 642-650.
[14] T.Nishitsuji, et al.,"Special-purpose computer HORN-8 for phase-type electro-holography," Optics Express 26, 26722-26733 (2018).
[15] Y.Yamamoto, H.Nakayama, N.Takada, T.Nishitsuji, et al., "Large-scale electroholography by HORN-8 from a point-cloud model with 400,000 points", Optics Express (IF: 3.356) Vol. 26, Issue 26, pp. 34259-34265 (2018).
[16] Tomoyoshi Shimobaba, Takayuki Takahashi, Yota Yamamoto, Yutaka Endo, Atsushi Shiraki, Takashi Nishitsuji, Naoto Hoshikawa, Takashi Kakue, and Tomoyosh Ito, "Digital holographic particle volume reconstruction using deep neural network", Applied Optics (IF: 1.79) Vol. 58, Issue 8, pp. 1900--1906 (2019).

【国際会議論文(査読付)】
[1] T.Nishitsuji et al., "Fast calculation of Fresnel diffraction calculation using AMD GPU and OpenCL, "Digital Holography and Three-Dimensional Imaging (DH2011), DWC20, Tokyo, Japan (2011).
[2] T.Shimobaba, T.Sakurai, T.Nishitsuji et al., "Investigation on numerical simulation of volume digital holographic microscopy," The 17th Microoptics Conference (MOC'11), Sendai, Japan (2011).
[3] T.Nishitsuji et al., "Fast calculation of Fresnel diffraction calculation using AMD GPU and OpenCL, "Korea-Japan Workshop for Information Photonics (DHIP2011), pp81-82, Seoul, South Korea (2011).
[4] (Invited) T.Shimobaba, T.Nishitsuji et al., ""Computer generated hologram from arbitrary shape object," Korea-Japan Workshop for Information Photonics (DHIP2012), I027, Tokushima, Japan (2012).
[5] T.Nishitsuji et al., "Fast calculation of computer-generated hologram using the circular symmetry of zone plates," Korea-Japan Workshop for Information Photonics (DHIP2012), C001, Tokushima, Japan (2012).
[6] (Invited) T.Kakue, T.Nishitsuji et al., "Fast-computational method and system for computer holography," The collaborative conference on 3D Research (CC3DR2013), Jeju, Korea (2013).
[7] T.Nishitsuji et al., "Conflict-free FFT Circuit Using Loop Architecture by 5-bank Memory System," IEEE Asia Pacific Conference on Circuits And Systems (APCCAS2014), pp523-526, Okinawa, Japan (2014).
[8] (Invited) T.Kakue, A.Yoshida, T.Nishitsuji et al., "Real-time calculation and reconstruction of computer-generated holograms for aerial projection system based on parabolic mirrors and electro-holography," Digital Holography & 3-D Imaging (DH2015), DW5A.4, Shanghai, China (2015).
[9] T.Kakue, T.Nishitsuji et al., "Aerial projection of three-dimensional images reconstructed from computer-generated image holograms," 14th Workshop on Information Optics (WIO 2015), W1-1, Kyoto, Japan (2015).
[10] T.Nishitsuji et al., "Computer-generated hologram calculation without the trigonometric functions," Digital Holography & 3-D Imaging (DH2015), DM4A.7, Shanghai, China (2015).
[11] T.Kakue, T.Nishitsuji et al., ""Real-Time Reconstruction of Floating 3D Motion Picture by Electro-Holographic Display with a Pair of Parabolic Mirrors," The 14th ACM International Conference on Virtual Reality Continuum and Its Applications in Industry (VRCAI 2015), Kobe, Japan (2015).
[12] T.Kakue, T.Nishitsuji et al., "Real-Time Reconstruction of Floating 3D Motion Picture by Electro-Holographic Display with a Pair of Parabolic Mirrors," ACM SIGGRAPH Asia 2015, Kobe, Japan (2015).
[13] (Invited) T.Nishitsuji et al., "Fast calculation techniques for computer-generated holograms," IEEE-International Conference on Industrial Informatics (INDIN 2016), pp. 550-555, Poitier, France (2016).
[14] T.Kakue, A.Uemura, T.Nishitsuji et al., "Aerial Projection of Three-Dimensional Color Motion Pictures Based on Electro-Holgraphy with Parabolic Mirrors,'' International Display Wrokshop 2016 (IDW2016), 3D5-2, Fukuoka, Japan (2016).
[15] (Invited) T.Kakue, T.Nishitsuji et al., "Real-time aerial projection system using computer-generated hologram and parabolic mirrors," The 6th Japan-Korea Workshop on Digital Holography and Information Photonics (DHIP2016), Inv21-a5, Sapporo, Japan (2016).
[16] (Invited)T.Kakue, Y.Endo, T.Nishitsuji, et al.,"Measurement of vibration displacement by high-speed phase imaging based on single-shot phase-shifting digital holography," 2017 International Conference of Optical Instrument and Technology (OIT2017), OIT100-75, Beijing, China, Oct. 29th, (2017).
[17] (Invited)T.Nishitsuji,Y.Yamamoto,T.Sugie,T.Kakue,H.Nakayama,T.Shimobaba and T.Ito, "Dedicated computer for computer holography and its future outlook," SPIE Defence+ Commercial Sensing, Three-Dimensional Imaging, Visualization, and Display 2019, P00997-16, Bartimore, USA, Apr. 2019.



【著書】
[1] 西辻崇, "GPUプログラミング入門-CUDA5による実装 第9章 OpenCLによるGPUプログラミング, " 講談社(伊藤智義編),pp.154-166 (2013)


【外部獲得資金】
[1] 科研費補助金(研究活動スタート支援)「ベクトル量子化を用いた電子ホログラフィの高効率圧縮伝送方式」(代表:平成30年8月〜平成32年3月)
[2] 矢崎科学技術振興記念財団 特定研究助成「FPGAを活用したエッジコンピューティングIoTの開発による次世代ネットワークシステムの研究」(分担:平成31年4月~)

【特許】
[1] 西辻崇,草野勝大,西川博文,"画像符号化装置、および画像復号装置," PCT出願番号:PCT/JP2014/002433,出願国:US, JP, GB,登録国:JP(JP6207728)
[2] 若林正男,西辻崇,"映像監視システム," 出願番号(JP):特願2015-036335,出願国:JP,登録国:なし
[3] 西辻崇,"画像処理装置,"PCT出願番号:PCT/JP2015/000999,出願国:US, JP, CN,登録国:JP(JP6230748)
[4] 西辻崇,"符号化性能評価支援装置,符号化性能評価支援方法及び符号化性能評価支援プログラム," PCT出願番号:PCT/JP2016/050931,出願国:JP,登録国:JP(JP6275355)
[5] 伊藤智義,西辻崇,下馬場朋禄,角江崇,"ホログラム計算装置," 出願番号(JP):特願2016-81584,出願国:JP,登録国:な
[6] 西辻崇,"滞留判定装置及び滞留判定プログラム," 出願番号(JP):特願2016-35694,出願国:JP,登録国:なし
[7] 清水尚吾,中島宏一,西辻崇,草野勝大,"動画像処理装置、動画像処理方法及び動画像処理プログラム, " PCT出願番号:PCT/JP2016/070478,出願国:JP,登録国:なし
[8] 西辻崇,"画像処理装置、画像処理方法及び画像処理プログラム," PCT出願番号:PCT/JP2017/001990,出願国:JP,登録国:なし
受 賞第35回井上研究奨励賞(2019)
3次元画像カンファレンス2017優秀論文賞 (2017)
第30回 千葉市教育・文化・スポーツ等功労者表彰 (2013)
第15回 LSIデザインコンテスト優勝(2012)
主な学会活動米国光学会(OSA),日本光学会(OSJ),情報処理学会(IPSJ),SPIE 各会員
日本光学会 ホログラフィックディスプレイ研究グループ 役員幹事<国際担当>,企画委員(2017-)
International Display Workshop 2017 (IDW'17) 3D and Hyper-realistic display WS プログラム委員(2017-)
映像情報メディア学会 海外文献調査委員(2018-)
日本光学会 情報フォトニクス研究グループ 幹事 (2018-)
社会等との関わり千葉大学 工学部 非常勤講師 [担当科目:情報システム設計論](2016-)
              [担当科目:数値計算](2018-)
個人のURLhttps://sites.google.com/view/nishitsuji/外部リンク
担当科目
  • 経営システム実験III
  • 社会システムシミュレーション論演習
オフィスアワー
研究室2号館804号室
内線番号4804
メールアドレスメールアドレス
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研究室サイト等http://www.comp.sd.tmu.ac.jp/asaka-lab/asakaLabHP/外部リンク