Papers

1. R. Shibata, G. Hosoya, and H. Yashima, ``Concatenated LDPC/Trellis codes: Surpassing the symmetric information rate of channels with synchronization errors," IEICE Trans. Fundamentals, vol.E103-A, no.11, pp.1283-1291, Nov. 2020.  DOI

2. R. Shibata, G. Hosoya, and H. Yashima, ``A novel concatenation scheme of protograph-based LDPC codes and markers for recovering synchronous errors," IEICE Trans. Communication, vol.E103-B, no.11, pp.1318-1330, Nov. 2020.  DOI

3. R. Shibata, G. Hosoya, and H. Yashima, ``Design and construction of irregular LDPC codes for channels with synchronization errors: New aspect of degree profiles," IEICE Trans. Fundamentals,  vol.E103-A, no.10, pp.1237-1247, Oct. 2020.  DOI

4. R. Shibata, G. Hosoya, and H. Yashima, ``Concatenated LDPC/2-D-Marker codes and non-iterative detection/decoding for recovering position errors in racetrack memories," IEEE Trans. Magnetics, vol.56, no.9, 3100309, pp.1-9, Sept. 2020.  DOI

5. 由利昌司, 柴田凌, 細谷剛, 八嶋弘幸, ``擬似乱数系列を用いたビット置換符号化変調に対するシェーピング手法," 電子情報通信学会論文誌(A), vo.J103-A, no.8, pp.176-184, Aug. 2020. 

6. R. Shibata, G. Hosoya, and H. Yashima, ``Protograph-based LDPC coded system for position errors in racetrack memories," IEICE Trans. Fundamentals, vol.E102-A, no.10, pp.1340-1350, Oct. 2019. DOI

7.   K. Komatsu, G. Hosoya, and H. Yashima, ``Ultrafast all-optical digital comparator using quantum-dot semiconductor optical amplifiers," Optical and Quantum Electronics, 51: 39, pp. 1-16, Jan. 2019. DOI

8.   R. Shibata, G. Hosoya, and H. Yashima, ``Joint iterative decoding of spatially coupled low-density parity-check codes for position errors in racetrack memories," IEICE Trans. Fundamentals, vol.E101-A, no.12, pp.2055-2063, Dec. 2018. DOI , Awarded as 2019 IEICE Best Paper Award. 

9.   G. Hosoya and H. Yashima, ``Spatially coupled low-density parity-check codes on two-dimensional array erasure channel," IEICE Trans. Fundamentals, vol.E101-A, no.12, pp.2008-2017, Dec. 2018. DOI

10.   T. Matsumoto, K. Komatsu, G. Hosoya, and H. Yashima, ``Performance of all-optical AND gate using photonic-crystal QDSOA at 160 Gb/s," Electronics Letters, vo.54, no.9, pp.580-582, May 2018. DOI

11.   K. Komatsu, G. Hosoya, and H. Yashima, ``All-optical logic NOR gate using a single quantum-dot SOA-assisted an optical filter," Optical and Quantum Electronics, 50: 131, pp. 1-18, Feb. 2018. DOI

12.   寺尾優史, 細谷剛, 八嶋弘幸, ``OCDMA におけるMAI の持続性を考慮したBER の解析," 電子情報通信学会論文誌(A), vol.J99-A, no.5, pp.185-193, May, 2016.

13.   五十嵐保隆, 大野光平, 寺尾優史, 細谷剛, 八嶋弘幸, ``次世代ネットワークを支える暗号, 誤り訂正符号, OCDMA およびUWBと情報通信技術の最近の発展動向," (招待論文), 信号処理, vol.18, no.1, pp.1-15, Jan. 2014. DOI

14.   G. Hosoya and H. Yashima, ``Log-likelihood ratio calculation for iterative decoding on Rayleigh fading channels using Pade approximation," Journal of Applied Mathematics, vol.2013, Article ID 970126, pp.1-10, Aug. 2013. DOI

15.   G. Hosoya, H. Yagi, M. Kobayashi, and S. Hirasawa, ``On the capacity of  fingerprinting codes against AND, averaging,and related attacks," Journal of Information Assurance and Security, vol.7, no.1, pp.41-51, Jun. 2012.

16.   G. Hosoya, H. Yagi, M. Kobayashi, and S. Hirasawa, ``Adaptive decoding algorithms for low-density parity-check codes over the binary erasure channel," IEICE Trans. Fundamentals, no.10, vol.E-92A, pp.2418-2430, Oct. 2009. DOI

17.   G. Hosoya, T. Matsushima, and S. Hirasawa, ``A combined matrix ensemble of low-density parity-check codes for correcting a solid burst erasure," IEICE Trans. Fundamentals, vol.E-91A, no.10, pp.2765-2778, Oct. 2008. DOI

18.   Y. Sato, G. Hosoya, H. Yagi, and S. Hirasawa, ``A method of grouping symbol nodes for shuffled BP decoding algorithm," IEICE Trans. Fundamentals, vol.E-91A, no.10, pp.2745-2753, Oct. 2008. DOI

19.   G. Hosoya, H. Yagi, T. Matsushima, and S. Hirasawa, ``A modification method for constructing low-density parity-check codes for burst erasures," IEICE Trans. Fundamentals, vol.E89-A, no.10, pp.2501-2509, Oct. 2006. DOI

International Conference

1. G. Hosoya, ``Reduction of delay for  delayed bit-interleaved coded modulation," Proc. 2022 International Symposium on Information Theory (ISIT2022), pp.3127-3132, Espoo, Finland, June-July 2022.

2. G. Hosoya, ``Analysis of delayed bit-interleaved coded modulation for APSK," Proc. of 2021 20th International Symposium on Communications and Information Technologies (ISCIT), pp.193-198, Virtual Symposium, Oct. 2021. 

3. G. Hosoya and T. Niinomi, ``Performance of non-minary LDPC codes on two-dimensional array erasure models," Proc. 2020 International Symposium on Information Theory and its Applications (ISITA2020), pp.220-224, Virtual Symposium, Oct. 2020.

4. J. Usi, G. Hosoya, and H. Yashima, ``All-optical multi-logic gate based on four-wave-mixing in a highly nonlinear fiber for frequency-shift-keying signal inputs," Proc. OSA Advanced Photonics Congress (AP) 2020,  Signal Processing in Photonic Communications, Paper# JTu3F.16, Washington, D.C. USA, July, 2020. DOI

5. R. Shibata, G. Hosoya, and H. Yashima, ``Design of irregular LDPC codes without markers for insertion/deletion channels," Proc. 2019 IEEE Global Communications Conference, (Globecom), Waikoloa HI, USA, Dec. 2019.

6.  K. Futami, G. Hosoya, and H. Yashima, ``Modeling of free-space optical links and error rate in rain," Proc. 2019 IEEE International Conference on Space Optical Systems and Applications, (ICSOS), Portland, Oregon , USA, Oct. 2019.

7.  A. Nabeyama, K. Komatsu, G. Hosoya, and H. Yashima, ``2-Input/3-Input all-optical switchable AND/NOR logic gate," Proc. OSA Advanced Photonics Congress, paper JT4A.17, Burlingame, CA, U.S.A., July-Aug. 2019.

8.  Y. Oki, R. Shibata, G. Hosoya, and H. Yashima, ``Reduced-complexity list decoding of polar codes using parity check and list-pruning, 2019 Croucher Summer Course in Information Theory, Hong Kong, July 2019.

9.  K. Komatsu, G. Hosoya, and H. Yashima, ``Simulation of all-optical OR gate using quantum-dot semiconductor optical amplifier, Proc. 2019 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'19), pp.197-200, Hawaii, USA, Mar. 2019.

10.  K. Komatsu, G. Hosoya, and H. Yashima, ``Multiple-input all-optical OR gate by cascaded logic gates based on quantum-dot semiconductor optical amplifier, Proc. Latin America & Optics and Photonics Conference, (LAOP-2018), Th4A.8, Lima, Peru, Nov. 2018.

11.  M. Yuri, R. Shibata, G. Hosoya, and H. Yashima, ``Probabilistic shaping for BICM with pseudorandom sequence, Proc. 2018 International Symposium on Information Theory and its Applications (ISITA2018), pp.493, Singapore, Oct. 2018.

12.  T. Ishiyama, R. Shibata, G. Hosoya, and H. Yashima, ``Improved LT code degree distribution and its performance evaluation, Proc. 2018 International Symposium on Information Theory and its Applications (ISITA2018), pp.492, Singapore, Oct. 2018.

13.  K. Futami, G. Hosoya, and H. Yashima, ``Channel model divided into cylinder for free-space optical links in rain, Proc. 2018 International Symposium on Information Theory and its Applications (ISITA2018), pp.503, Singapore, Oct. 2018.

14.  R. Shibata, G. Hosoya, and H. Yashima, ``Structured concatenation of protograph LDPC codes and markers for Insertion/Deletion channels, Proc. 2018 International Symposium on Information Theory and its Applications (ISITA2018), pp.374-378, Singapore, Oct. 2018.

15.  K. Komatsu, G. Hosoya, and H. Yashima, ``All-optical two-bit magnitude comparator using quantum-dot semiconductor optical amplifier, Proc. Asia Communications and Photonics Conference, paper 122, Hangzhou, China, Oct. 2018.

16.  T. Matsumoto, G. Hosoya, and H. Yashima, ``All-optical AND gate with photonic crystal quantum-dot semiconductor optical amplifiers, Proc. 2018 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), pp.651-654, Hawaii, USA, Mar. 2018.

17.  R. Shibata, G. Hosoya, and H. Yashima, ``Performance analysis of spatially-coupled low-density parity-check codes based on reading ratio in racetrack memory, Proc. 2018 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), pp.643-646, Hawaii, USA, Mar. 2018.

18.  G. Hosoya and H. Yashima, ``Spatially-coupled LDPC codes for two dimensional erasure channel, Proc. 2017 IEEE Information Theory Workshop (ITW2017), 1570369470, pp.1-5, Kaohsiung, Taiwan, Nov. 2017.

19.  K. Komatsu, G. Hosoya, and H. Yashima, ``Simulation of all-optical NOR gate, Proc. CLEO PR, OECC & PGC 2017, Singapore, Aug. 2017.

20.  M. Nishino, G. Hosoya, and H. Yashima, ``Interference suppression in an SSFBG OCDMA using a QD-SOA-based MZI, Proc. 2017 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'17), pp.349-352, Guam, USA, Mar. 2017.

21.  Y. Taniguchi, G. Hosoya, and H. Yashima, ``A novel constellation shaping scheme using pilot bit for bit-interleaved coded modulation, Proc. 2017 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'17), pp.293-296, Guam, USA, Mar. 2017.

22.  G. Hosoya and H. Yashima, ``Constellation shaping for non-uniform signals based on truncated Gaussian distribution, Proc. 2016 International Symposium on Information Theory and its Applications (ISITA2016), pp.588-592, Monterey, CA, USA, Oct. 2016.

23.  R. Shibata, G. Hosoya, and H. Yashima, ``Fixed-symbols-based synchronization for insertion/deletion/substitution channels, Proc. 2016 International Symposium on Information Theory and its Applications (ISITA2016), pp.722-727, Monterey, CA, USA, Oct. 2016.

24. Y. Taniguchi, G. Hosoya, and H. Yashima, ``Constellation shaping with pilot bit for bit-interleaved coded modulation, Proc. 2016 International Symposium on Information Theory and its Applications (ISITA2016), pp.548, Monterey, CA, USA, Oct. 2016.

25. F. Sato, G. Hosoya, and H. Yashima, ``All-optical NOR gate using XPM and XGM in QD-SOA based MZI, Proc. 2016 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'16), pp.351-354, Honolulu, Hawaii, Mar. 2016.

26.  M. Nishino, G. Hosoya, and H. Yashima, ``All optical CDMA using all optical device, Proc. 2016 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'16), pp.359-362, Honolulu, Hawaii, Mar. 2016.

27.  K. Iwamoto, G. Hosoya, and H. Yashima, ``All-optical error correcting system using (7,4) Hamming code, Proc. 2016 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'16), pp.558-561, Honolulu, Hawaii, Mar. 2016.

28.  T. Matsumoto, G. Hosoya, and H. Yashima, ``All Optical error correcting system using horizontal and vertical parity checks, Proc. 2016 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'16), pp.550-553, Honolulu, Hawaii, Mar. 2016.

29.  G. Hosoya and H. Yashima, ``Constellation shaping for non-uniform signals in bit-interleaved coded modulation combined with multi-stage decoding, Proc. 2016 Australian Communications Theory Workshop (AusCTW2016), pp.175-180, Melbourne, Australia, Jan. 2016.

30.  Y. Furuya, G. Hosoya, and H. Yashima, ``Noise suppression effects on QD-SOA-based MZI -Simulation Results for Ultrafast Optical Signals-, Proc. 2015 International Workshop on Vision, Communications and Circuits (IWCC'15), pp.71-74, Yokohama, Japan, Oct./Nov. 2015.

31.  Y. Furuya, G. Hosoya, and H. Yashima, ``All-Optical noise suppression by QD-SOA based MZI, Proc. 2015 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'15), pp.122-125, KualaLumpur, Malaysia, Mar. 2015.

32.  H. Harada, M. Yoshida, G. Hosoya, and H. Yashima, ``All-Optical OFDM receiver using Odd-Even separator based on double Mach-Zender interferometers and optical switching, Proc. 2015 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'15), pp.130-133, Kuala Lumpur, Malaysia, Mar. 2015.

33.  S. Takeuchi, H. Terao, G. Hosoya, and H. Yashima, ``OCDMA using code shift keying and interference cancellation, Proc. 2015 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'15), pp.138-141, Kuala Lumpur, Malaysia, Mar. 2015.

34.  M. Nishino, H. Terao, G. Hosoya, and H. Yashima, ``Theoretical analysis of OPPM OCDMA with consecutive MAI, Proc. 2015 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'15), pp.567-570, Kuala Lumpur, Malaysia, Mar. 2015.

35.  Y. Taniguchi, G. Hosoya, and H. Yashima, ``Coded modulation with constellation shaping for QAM, Proc. 2015 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'15), pp.575-578, Kuala Lumpur, Malaysia, Mar. 2015.

36.  G. Hosoya and H. Yashima, ``An improvement of approximate BP decoding, Proc. 2014 International Symposium on Information Theory and its Applications (ISITA2014), pp.186-190, Melbourne, Australia, Oct. 2014.

37.  F. Sato, K. Iwamoto, Y. Furuya, T. Irie, G. Hosoya, and H. Yashima, ``All-Optical AND gate using optical hard limiter with QD-SOA based on self-phase modulation, Proc. 2014 International Symposium on Nonlinear Theory and its Applications (NOLTA2014), pp.213-216, Luzern, Switzerland, Sep. 2014.

38.  K. Iwamoto, F. Sato, Y. Furuya, T. Irie, G. Hosoya, and H. Yashima, ``Multiple connected optical hard limiter and optical power equalizer using Quantum-Dot semiconductor, Proc. 2014 International Symposium on Nonlinear Theory and its Applications (NOLTA2014), pp.304-307, Luzern, Switzerland, Sep. 2014.

39.  T. Irie, G. Hosoya, and H. Yashima, ``8-input all-optical XOR circuit using QD-SOA-Based MZIs and AOWCs, Proc. Optics & Photonics Taiwan, the International Conference 2013 (OPTIC 2013), S0206-O003, Taipei, R.O.C., Dec. 2013.

40.  K. Ogawa, Y. Furuya, T. Irie, G. Hosoya, and H. Yashima, ``All optical NOR gate using QD-SOA based on cross gain modulation, Proc. Optics & Photonics Taiwan, the International Conference 2013 (OPTIC 2013), P0201-P005, Taipei, R.O.C., Dec. 2013.

41.  G. Hosoya, K. Osada, and M. Goto, ``Rate-compatible punctured low-density parity-check codes consisting of two sub graphs, Proc. 2013 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'13), pp.181-184, Island of Hawaii, U.S.A., Mar. 2013.

42. S. Hata, G. Hosoya, and H. Yashima, ``Convolutional coded optical CDMA using code shift keying, Proc. 2013 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'13), pp.321-324, Island of Hawaii, U.S.A., Mar. 2013.

43.  H. Terao, G. Hosoya, and H. Yashima, ``Performance analysis of OCDMA with the bursty effects of multiple user interference, Proc. 2013 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'13), pp.325-328, Island of Hawaii, U.S.A., Mar. 2013.

44.  R. Sasaki, G. Hosoya, and H. Yashima, ``MMSE-FDE-STBC with channel frequency response and noise variance estimation for cooperative relay networks, Proc. 2013 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'13), pp.600-603, Island of Hawaii, U.S.A., Mar. 2013.

45.  K. Tabata, G. Hosoya, and H. Yashima, ``Residual energy and distance-aware clustering protocol in wireless sensor networks, Proc. 2013 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'13), pp.636-639, Island of Hawaii, U.S.A., Mar. 2013.

46.  T. Ogiwara, K. Mikawa, G. Hosoya, and M. Goto, ``Multi-valued document classification based on generalized Bradley-Terry classifiers utilizing accuracy information, Proc. the 13th Asia Pacific Industrial Engineering and Management Systems Conference (APIEMS2012), No.253-1, Phuket, Thailand, Dec. 2012.

47.  G. Hosoya, M. Hasegawa, and H. Yashima, ``LLR calculation for iterative decoding on fading channels using Pade approximation, Proc. 2012 International Conference on Wireless Communications and Signal Processing (WCSP2012), CTS 1569651991, pp. 1-6, Huanshan, China, Oct. 2012.

48.  G. Hosoya, H. Yagi, and M. Kobayashi, On the capacity of  fingerprinting codes against unknown size of colluders, Proc. 7th International Conference of Information Assurance and Security (IAS2011), Malacca, Malaysia, Dec. 2011.

49.  R. Odai, G. Kumoi, K. Mikawa, G. Hosoya, and M. Goto, ``Multivalued document classification by maximization of posterior probability based on relevance vector machine, Proc. 12th Asia Pacitic Industrial Engineering of Management System Conference (APIEM2011), Beijing, China, Oct. 2011.

50.  T. Takemura, M. Kumoi, G. Hosoya, and M. Goto, ``A study on automatic summarization of customer reviews based on maximum coverage problem, Proc. 12th Asia Pacific Industrial Engineering of Management System Conference (APIEM2011), Beijing, China, Oct. 2011.

51.  G. Hosoya, H. Yagi, and M. Kobayashi, ``An iterative decoding algorithm for rate-compatible punctured low-density parity-check codes of high coding rates, Proc. 2010 International Symposium on Information Theory and its Applications (ISITA2010), pp.394-399, Taichung, Taiwan, Oct. 2010. 

52.  G. Hosoya, T. Matsushima, and S. Hirasawa, ``Construction and performance analysis of irregular low-density parity-check code ensemble for correcting a single solid burst erasure, Proc. Pre-ICM International Convention on Mathematical Sciences, (ICMS2008), Dehli, India, Dec. 2008.

53.  G. Hosoya, H. Yagi, T. Matsushima, and S. Hirasawa, ``Performance of low-density parity-check codes for burst erasures, Proc. 2006 International Symposium on Information Theory and its Applications (ISITA2006), pp.491-496, Seoul, Korea, Oct. 2006.

54.  G. Hosoya, H. Yagi, and S. Hirasawa, ``Modification method of construction and performance analysis of low-density parity-check codes over the Markov-modulated channel, Proc. 2004 International Symposium on Information Theory and its Applications (ISITA2004), pp.206-211, Parma, Italy, Oct. 2004.

Domestic Conference

1. 細谷剛, ``二乗ユークリッド距離の調和平均に基づいた符号化変調容量を達成する変調法  ," 電子情報通信学会技術研究報告, vol.123, no.14, IT2023-10, pp.49-54, May 2023.

2. 細谷剛, ``符号化変調容量を達成する符号化変調法に関する一考察" 第45回情報理論とその応用シンポジウム予稿集(SITA2022), pp.109-114, 登別, 北海道, Nov.-Dec. 2022.

3. 細谷剛, ``遅延型ビット置換符号化変調のラベル付け法  ," 電子情報通信学会技術研究報告, vol.122, no.25, IT2022-9, pp.44-49, May 2022.

4. 細谷剛, ``遅延型ビット置換符号化変調に関する一考察" 第44回情報理論とその応用シンポジウム予稿集(SITA2021), pp.264-269, 西宮, 兵庫, Dec. 2021.

5. 大木湧介, 細谷剛, 八嶋弘幸, ``ガウス近似法を用いた非正則Polar符号の構成 ," 電子情報通信学会技術研究報告, vol.119, no.376, IT2019-65, pp.167-172, Jan. 2020.

6. 細谷剛, 新家稔央, 八嶋弘幸, ``2 次元行列に対する非2 元LDPC 符号の性能," 第42 回情報理論とその応用シンポジウム予稿集(SITA2019), pp.89-94, 霧島, 鹿児島, Nov. 2019.

7. R. Shibata, G. Hosoya, and H. Yashima `Concatenated LDPC/trellis codes: Surpassing symmetric information rate of insertion/deletion channels," Proc. 42th Symposium on Information Theory and its Applications (SITA2019), pp.95-100, Kirishima, Kagoshima, Japan, Nov. 2019.

8. 由利昌司, 柴田凌, 細谷剛, 八嶋弘幸, ``擬似乱数系列を用いた空間結合LDPC 符号化BICM に対するシェーピング方式," 第42 回情報理論とその応用シンポジウム予稿集(SITA2019), pp.603-608, 霧島, 鹿児島, Nov. 2019.

9. 橋本大輝, 柴田凌, 細谷剛, 八嶋弘幸, ``レーストラックメモリに対するスライド窓復号法の性能評価," 第42 回情報理論とその応用シンポジウム予稿集(SITA2019), pp.517-522, 霧島, 鹿児島, Nov. 2019.

10. 大木湧介, 柴田凌, 細谷剛, 八嶋弘幸, ``Parity Check によるList Pruning を用いたPolar 符号の逐次除去リスト復号の高速化," 電子情報通信学会技術研究報告, vol.119, no.47, IT2019-14, pp.73-78, May 2019.

11. 鈴木優太朗, 柴田凌, 細谷剛, 八嶋弘幸, ``2 次元消失モデルにおけるProgressive Edge-Growth アルゴリズムを用いた非正則LDPC 符号の構成法性," 2019 年電子情報通信学会総合大会予稿集, A-2-5, 東京, Mar. 2019.

12. 二見恭平, 細谷剛, 八嶋弘幸, ``豪雨時光無線通信路の光強度減衰特性," 2019 年電子情報通信学会総合大会予稿集, B-12-12,東京, Mar. 2019.

13. 鍋山昂, 古松幸輔, 細谷剛, 八嶋弘幸, ``RZ-BPSK 信号を入力とするAND/NOR 切替機能付き全光論理回路," 2019 年電子情報通信学会総合大会予稿集, B-12-13, 東京, Mar. 2019.

14. 細谷剛, ``2 次元消失モデルにおけるLDPC 符号," 第3 回情報理論と符号理論の応用ワークショップ, 久高島, 沖縄, Feb. 2019.

15. G. Hosoya, A study on decoding performance of nonbinary LDPC codes on two-dimensional array erasure model," Proc. 41th Symposium on Information Theory and its Applications (SITA2018), pp.7-12, Iwaki, Fukushima, Japan, Dec. 2018.

16. R. Shibata, G. Hosoya, and H. Yashima ``Joint Optimization of Protograph-Based LDPC Coded System for Position Errors in Racetrack Memories," Proc. 41th Symposium on Information Theory and its Applications (SITA2018), pp.291-296, Iwaki, Fukushima, Japan, Dec. 2018. 

17. 由利昌司, 柴田凌, 細谷剛, 八嶋弘幸, ``擬似乱数系列と空間結合LDPC 符号を用いたビット置換符号化変調に対するシェーピング," 第41 回情報理論とその応用シンポジウム予稿集(SITA2018), pp.19-24, いわき, 福島, Dec. 2018.

18. 石山巧, 柴田凌, 細谷剛, 八嶋弘幸, ``Expect ripple size を考慮したLT 符号の次数分布設計," 第41 回情報理論とその応用シンポジウム(SITA2018) ポスターセッション, いわき, 福島, Dec. 2018.

19. 鈴木優太朗, 柴田凌, 細谷剛, 八嶋弘幸, ``二次元消失通信路におけるProgressive Edge-Growth アルゴリズムを用いた非正則LDPC 符号の構成法," 第41 回情報理論とその応用シンポジウム(SITA2018) ポスターセッション, いわき, 福島, Dec.2018.

20. 橋本大輝, 柴田凌, 細谷剛, 八嶋弘幸, ``レーストラックメモリにおけるスライド窓復号法," 第41 回情報理論とその応用シンポジウム(SITA2018) ポスターセッション, いわき, 福島, Dec. 2018.

21. 古松幸輔, 細谷剛, 八嶋弘幸, ``160Gb/s で動作する量子ドット半導体光増幅器を用いた全光OR ゲート," 2018 年電子情報通信学会ソサイエティ大会予稿集, B-12-2, 金沢, Sep. 2018.

22. 二見恭平, 細谷剛, 八嶋弘幸, ``連続ポアソン分布を用いた降雨時光無線通信路の光強度減衰特性," 2018 年電子情報通信学会ソサイエティ大会予稿集, B-12-1, 金沢, Sep. 2018.

23. 石山巧, 柴田凌, 細谷剛, 八嶋弘幸, ``次数分布を改良したLT 符号の提案と性能評価," 電子情報通信学会技術研究報告, vol.118, no.139, IT2018-21, pp.51-56, Jul. 2018.

24. 由利昌司, 柴田凌, 細谷剛, 八嶋弘幸, ``擬似乱数系列を用いたビット置換符号化変調に対するシェーピング," 電子情報通信学会技術研究報告, vol.118, no.139, IT2018-20, pp.45-50, Jul. 2018.

25. 柴田凌, 細谷剛, 八嶋弘幸, ``レーストラックメモリにおける空間結合LDPC 符号の性能解析," 第40 回情報理論とその応用シンポジウム予稿集(SITA2017), pp.529-534, 新発田, 新潟, Nov.-Dec. 2017.

26. G. Hosoya and H. Yashima, ``Analysis of spatially-coupled low-density parity-check codes on two-dimensional array erasure channel," Proc. 40th Symposium on Information Theory and its Applications (SITA2017), pp.511-516, Shibata, Niigata, Japan, Nov.-Dec. 2017.

27. 柴田凌, 細谷剛, 八嶋弘幸, ``レーストラックメモリに対する低密度パリティ検査符号の復号法," 電子情報通信学会技術研究報告, vol.117, no.208, IT2017-45, pp.37-42, Sep. 2017. 情報理論とその応用サブソサイエティ学生優秀発表賞を受賞.

28. 宇治佳紀, 細谷剛, 八嶋弘幸, ``QD-SOA-MZI で構成した光ハードリミッタ," 2017 年電子情報通信学会総合大会予稿集, B-12-4, 名古屋, Mar. 2017.

29. 古松幸輔, 細谷剛, 八嶋弘幸, ``1 つのQD-SOA と光フィルタを用いた全光NOR ゲート," 2017 年電子情報通信学会総合大会予稿集, B-12-5, 名古屋, Mar. 2017.

30. 西野真弘, 細谷剛, 八嶋弘幸, ``OCDMA におけるQD-SOA で構成した干渉抑圧," 電子情報通信学会技術研究報告, vol.116, no.402, OCS2016-64, pp.1-4, Jan. 2017.

31. 西野真弘, 細谷剛, 八嶋弘幸, ``SSFBG を用いたOCDMA におけるQD-SOA-MZI で構成した干渉除去デバイス," 2016年電子情報通信学会ソサイエティ大会予稿集, B-10-30, 札幌, Sep. 2016.

32. 谷口裕暉, 細谷剛, 八嶋弘幸, ``ビット置換符号化変調に対するパイロットビットを用いたシェーピング手法の提案," 電子情報通信学会技術研究報告, vol.116, no.206, IT2016-34, pp.1-6, Sep. 2016.

33. 柴田凌, 細谷剛, 八嶋弘幸, ``IDS 通信路における確定シンボルを用いた同期処理法," The 5th Workshop on Error Correcting Codes, 佐賀, Aug. 2016.

34. 柴田凌, 細谷剛, 八嶋弘幸, ``Insertion/Deletion/Substitution 通信路に対する確定シンボルを用いた同期処理法," 電子情報通信学会技術研究報告, vol.115, no.500, IT2015-108, pp.43-48, Mar. 2016.

35. 佐藤文也, 細谷剛, 八嶋弘幸, ``QD-SOA におけるXPM とXGM を用いた全光NOR ゲート," 2015 年電子情報通信学会ソサエティ大会, B-12-2, 仙台, Sep. 2015.

36. 吉田光範, 原田裕生, 細谷剛, 八嶋弘幸, ``干渉期間をシフトした2 つのFSR-MZI を用いる全光OFDM 受信機," 2015 年電子情報通信学会ソサエティ大会, B-12-3, 仙台, Sep. 2015.

37. G. Hosoya and H. Yashima, ``Box-Plus BP-Based algorithm by linear approximation," Proc. 37th Symposium on Information Theory and its Applications (SITA2014), pp.403-408, Toyama, Japan, Dec. 2014.

38. 寺尾優史, 細谷剛, 八嶋弘幸, ``疑似乱数による符号を用いたCDMA システムのBER 特性評価," 第36 回情報理論とその応用シンポジウム予稿集, pp.323-328, 静岡, Nov. 2013.

39. 入江孝憲, 細谷剛, 八嶋弘幸, ``QD-SOA MZI と全光波長変換器を用いた8 入力全光XOR 回路," 2013 年電子情報通信学会ソサエティ大会, B-12-12, 福岡, Sep. 2013.

40. 古谷侑茉, 小川顕太郎, 入江孝憲, 細谷剛, 八嶋弘幸, ``QD-SOA を用いたXGM 型全光NOR ゲート," 2013 年電子情報通信学会ソサエティ大会, B-12-13, 福岡, Sep. 2013.

41. G. Hosoya and H. Yashima, ``Log-Likelihood ratio calculation for iterative decoding on Rayleigh fading channels using Pade approximation," Proc. 35th Symposium on Information Theory and its Applications (SITA2012), pp.90-95, Beppu, Oita, Japan, Dec. 2012.

42. G. Hosoya, M. Hasegawa, and H. Yashima, ``LLR calculation for iterative decoding on Rayleigh fading channels using Pad e approximation," 電子情報通信学会技術研究報告, vol.112, no.215, IT2012-43, pp.69-74, Sep. 2012.

43. 長田佳史, 細谷剛, 後藤正幸, ``検査行列の構造を利用したLDPC 符号のパンクチャ法に関する一考察," 第10 回情報科学技術フォーラム(FIT2011), A-006, 函館, 北海道, Sep. 2011.

44. 石橋想太郎, 長田佳史, 細谷剛, 後藤正幸, ``二元対称消失通信路におけるビット反転復号法の改善," 第10 回情報科学技術フォーラム(FIT2011), A-007, 函館, 北海道, Sep. 2011.

45. G. Hosoya, H. Yagi, and M. Kobayashi, ``An improvement of layered BP decoding algorithm for rate-compatible punctured LDPC codes," 電子情報通信学会技術研究報告, vol.110, no.363, IT2010-66, pp.73-78, Jan. 2011.

46. 谷口祐樹, 細谷剛, 後藤正幸, 平澤茂一, ``2 元系列のメッセージを用いたビット反転復号法の改良," 電子情報通信学会技術研究報告, vol.110, no.363, IT2010-64, pp.61-66, Jan. 2011.

47. 寺本賢一, 細谷剛, 後藤正幸, 平澤茂一, ``一般化LDPC 符号に対する効率的な符号化法," 電子情報通信学会技術研究報告, vol.110, no.363, IT2010-67, pp.79-84, Jan. 2011.

48. 小林学, 細谷剛, 八木秀樹, 平澤茂一, ``Insertion/Deletion/Substitution 通信路に対するLDPC 符号の復号法," 第33回情報理論とその応用シンポジウム予稿集, pp.432-437, 松代, 長野, Dec. 2010.

49. 長田佳史, 寺本賢一, 細谷剛, 後藤正幸, ``高符号化率までパンクチャ可能なLDPC 符号に関する一考察," 電子情報通信学会技術研究報告, vol.110, no.137, IT2010-28, pp.95-100, Jul. 2010.

50. G. Hosoya, T. Matsushima, and S. Hirasawa, ``A note on analysing LDPC codes for correcting a burst erasure," 電子情報通信学会技術研究報告, vol.109, no.357, IT2009-52, pp.7-10, Jan. 2010.

51. 細谷剛, 松嶋敏泰, 平澤茂一, "符号化率が適応的に可変で確定的に構成したパンクチャドLDPC 符号の性能," 第32 回情報理論とその応用シンポジウム予稿集, pp.264-269, 湯田温泉, 山口, Dec. 2009.

52. 谷口祐樹, 細谷剛, 後藤正幸, 平澤茂一, ``メッセージ伝播型復号法に効果的な非正則LDPC 符号の構成法と復号順序の決定法," 電子情報通信学会技術研究報告, vol.109, no.143, IT2009-11, pp.31-36, Jul. 2009.

53. 寺本賢一, 細谷剛, 後藤正幸, 平澤茂一, ``一般化LDPC 符号に対する部分符号の構造を利用した効率的な符号化法," 電子情報通信学会技術究報告, vol.109, no.143, IT2009-10, pp.25-30, Jul. 2009.

54. G. Hosoya, M. Kobayashi, and S. Hirasawa, ``Constructions of irregular LDPC codes for a burst erasure," 電子情報通信学会技術研究報告, vol.108, no.472, IT2008-111, pp.447-452, Mar. 2009.

55. 石川祐臣, 佐藤芳行, 細谷剛, 平澤茂一, ``グラフを組み合わせたLDPC 符号アンサンブルに対する最小スパンの解析," 電子情報通信学会技術研究報告, vol.108, no.472, IT2008-109, pp.435-440, Mar. 2009.

56. 佐藤芳行, 細谷剛, 平澤茂一, ``Group Shuffled BP 復号法に対する非正則LDPC 符号の次数分布を考慮した効果的なグループ分割法," 電子情報通信学会技術研究報告, vol.108, no.472, IT2008-107, pp.421-426, Mar. 2009.

57. 細谷剛, 松嶋敏泰, 平澤茂一, ``ソリッドバースト消失の訂正に適した非正則LDPC 符号の構成について," 第31 回情報理論とその応用シンポジウム予稿集, pp.843-848, 鬼怒川, 栃木, Oct. 2008.

58. 藤田雄大, 細谷剛, 八木秀樹, 平澤茂一, ``オイラーベクトルの特性を利用した局所的に改変された画像の検出手法," 第31 回情報理論とその応用シンポジウム予稿集, pp.837-842, 鬼怒川, 栃木, Oct. 2008.

59. 佐藤芳行, 細谷剛, 八木秀樹, 平澤茂一, ``次数分布を考慮した非正則LDPC 符号に対するReplica Shuffled BP 復号法," 第31 回情報理論とその応用シンポジウム予稿集, pp.129-134, 鬼怒川, 栃木, Oct. 2008.

60. 金井貴大, 細谷剛, 八木秀樹, 平澤茂一, ``一般化LDPC 符号に対するBF 復号法の修正とその性能解析," 2008 年電子情報通信学会, 基礎・境界ソサエティ大会, A-6-6, 神奈川, Sep. 2008.

61. 佐野利行, 細谷剛, 八木秀樹, 平澤茂一, ``元画像との差分ベクトルを特徴量とした学習による改変画像検出," 電子情報通信学会技術研究報告, vol. 107 , no. 487, ITS2007-62, pp. 1-6, Feb. 2008.

62. 野口達也, 細谷剛, 八木秀樹, 平澤茂一, ``JPEG2000 のビットプレーンを用いたテクスチャ画像の検索," 電子情報通信学会技術研究報告, vol. 107, no. 380, IE2007-119, pp. 39-43, Dec. 2007.

63. G. Hosoya, T. Matsushima, and S. Hirasawa, ``A combined matrix ensemble of low-density parity-check codes for a solid burst erasure," Proc. 30th Symposium on Information Theory and its Applications, (SITA2007) pp.330-335, Kashikojima Mie, Japan, Nov. 2007.

64. 佐藤芳行, 細谷剛, 八木秀樹, 平澤茂一, ``Shuffled BP 復号法に対する探索的なシンボルノードのグループ分割法," 第30回情報理論とその応用シンポジウム予稿集, pp.18-23, 賢島, 三重, Nov. 2007.

65. G. Hosoya, H. Yagi, T. Matsushima, and S. Hirasawa, ``An adaptive decoding algorithm of LDPC codes over the binary erasure channel," Proc. 2007 Hawaii and SITA Joint Conference on Information Theory, (HISC2007) pp.154-159, Hawaii, U.S.A, May 2007.

66. 佐藤芳行, 細谷剛, 八木秀樹, 平澤茂一, ``Group Shuffled BP 復号法における効果的な分割法," 電子情報通信学会技術研究報告, vol.107, no.42, IT2007-3, pp.13-18, May 2007.

67. G. Hosoya, H. Yagi, T. Matsushima, and S. Hirasawa, ``On correctable burst-erasure lengths for LDPC codes with column permuted parity-check matrices," Proc. 29th Symposium on Information Theory and its Applications, (SITA2006) pp.645-648, Hakodate, Hokkaido, Japan, Nov. 2006.

68. 長谷川裕, 細谷剛, 八木秀樹, 平澤茂一, ``信頼度更新を用いたLDPC 符号のBit-Flipping 復号法の改良," 第29 回情報理論とその応用シンポジウム予稿集, pp.649-652, 函館, 北海道, Nov. 2006.

69. 小俣順, 細谷剛, 平澤茂一, ``静止画像圧縮における適応型予測木の改良," 第29 回情報理論とその応用シンポジウム予稿集, pp.537-540, 函館, 北海道, Nov. 2006.

70. 作田豊, 細谷剛, 平澤茂一, ``SPITH アルゴリズムにおけるデータ埋め込み法," 第29 回情報理論とその応用シンポジウム予稿集, pp.529-532, 函館, 北海道, Nov. 2006.

71. 金田海渡, 細谷剛, 平澤茂一, ``カラー成分間の相関を利用したSPIHT アルゴリズムによる静止画像圧縮," 第29 回情報理論とその応用シンポジウム予稿集, pp.533-536, 函館, 北海道, Nov. 2006.

72. G. Hosoya, H. Yagi, T. Matsushima, and S. Hirasawa, ``A modi cation method for constructing low-density parity-check codes for burst erasures," 電子情報通信学会技術研究報告, vol.105, no.662, IT2005-121, pp.153-158, Mar. 2006.

73. G. Hosoya, T. Matsushima, and S. Hirasawa, ``A decoding algorithm of low-density parity-check codes using decisions of erasure correcting," Proc. 26th Symposium on Information Theory and its Applications, (SITA2005) pp. 5-8, Onna, Okinawa, Japan, Nov. 2005.

74. 佐藤匡, 細谷剛, 八木秀樹, 平澤茂一, ``信頼度更新を用いたLDPC 符号のWeighted Bit-Flipping 復号法," 第28 回情報理論とその応用シンポジウム予稿集, pp.9-12, 恩納, 沖縄, Nov. 2005.

75. 松下大輔, 細谷剛, 平澤茂一, ``適合文書から抽出した重要語に基づく文書検索," 第28 回情報理論とその応用シンポジウム予稿集, pp.713-716, 恩納, 沖縄, Nov. 2005.

76. 山岸英貴, 細谷剛, 平澤茂一, ``単語の潜在的意味空間に基づく文書分類," 第28 回情報理論とその応用シンポジウム予稿集, pp.717-720, 恩納, 沖縄, Nov. 2005.

77. 細谷剛, 松嶋敏泰, 平澤茂一, ``LDPC 符号の消失訂正と誤り訂正の関係," 電子情報通信学会技術研究報告, vol.105, no.311, IT2005-53, pp.13-17, Sep. 2005.

78. 長谷川裕, 細谷剛, 八木秀樹, 平澤茂一, ``トレリスの枝削除によるq 元ターボ復号の計算量低減," 電子情報通信学会技術研究報告, vol.105, no.190, IT2005-37, pp.9-14, Jul. 2005.

79. G. Hosoya, T. Matsushima, and S. Hirasawa, ``A decoding method of low-density parity-check codes over the binary erasure channel," Proc. 27th Symposium on Information Theory and its Applications (SITA2004), pp.263-266, Gero, Gifu, Japan, Dec. 2004.

80. 渡辺祐介, 細谷剛, 平澤茂一, ``ドキュメントの特徴を考慮した非階層的クラスタリング," 第27 回情報理論とその応用シンポジウム予稿集, pp.61-64, 下呂, 岐阜, Dec. 2004.

81. 贄田里詩, 細谷剛, 八木秀樹, 平澤茂一, ``ソート・マッチング法に基づく軟判定復号アルゴリズムの修正," 第27 回情報理論とその応用シンポジウム予稿集, pp.567-570, 下呂, 岐阜, Dec. 2004.

82. 細谷剛, 八木秀樹, 平澤茂一, ``記憶のある通信路における低密度パリティ検査符号の性能解析," 第26 回情報理論とその応用シンポジウム予稿集, pp.268-271, 淡路, 兵庫, Dec. 2003.

83. 細谷剛, 八木秀樹, 小林学, 平澤茂一, ``バースト誤り通信路に適した低密度パリティ検査符号の構成法," 電子情報通信学会技術研究報告, vol.103, no.214, IT2003-20, pp.61-66, Jul. 2003.

84. 贄田里詩, 細谷剛, 八木秀樹, 平澤茂一, ``確率伝播型復号法に適した低密度パリティ検査符号巡回型LDPC 符号の短縮化法," 電子情報通信学会技術研究報告, vol.103, no.215, IT2003-32, pp.51-56, Jul. 2003.

85. 細谷剛, 八木秀樹, 小林学, 平澤茂一, ``隠れマルコフ型雑音通信路に対する低密度パリティ検査符号の復号に関する一考察," 電子情報通信学会技術研究報告, vol.102, no.198, IT2002-23, pp.19-24, Jul. 2002.

Invited Talk

1. 細谷 剛, ``通信路容量に迫る符号化変調方式に関する研究," 東京理科大学 工学研究科情報工学専攻 特別講義, May 2022. 

2. H. Yashima, K. Komatsu, G. Hosoya, ``Simulation on application of QD-SOA to some all optical logic gates," Proc. Inter-Photonics 2019 International Conference on Photonics Research (Inter-Photonics 2019), Kema, Antalya, Turkey, Nov. 2019.

3. 細谷剛, ``IDS 通信路における誤り訂正符号化と最近の研究動向," 2017 年電子情報通信学会ソサイエティ大会予稿集, AT-1-4, 東京, Sept. 2018.