Publications

PUBLICATIONS

 Book Chapter

• 1. Y. Tanaka and A. Sakiyama, "Oversampled transforms for graph signals," in Vertex-Frequency Analysis of Graph Signals, L. Stanković and E. Sejdić, Ed., Springer, to be published in 2019. Springer

 Journal Papers

• 1. A. Sakiyama, Y. Tanaka, T. Tanaka, and A. Ortega, "Eigendecomposition-free sampling set selection for graph signals," IEEE Trans. on Signal Processing, vol. 67, no. 10, pp. 2679-2692, 2019. MATLAB Code Open Access at IEEE Xplore (Preprint on arXiv)

  2. A. Sakiyama, K. Watanabe, and Y. Tanaka, "M-channel critically sampled spectral graph filter banks with symmetric structure," IEEE Signal Processing Letters, vol. 26, no. 5, pp. 665-669, 2019. Preprint on arXiv IEEE Xplore

  3. A. Sakiyama, K. Watanabe, Y. Tanaka, and A. Ortega, "Two-channel critically-sampled graph filter banks with spectral domain sampling," IEEE Trans. on Signal Processing, vol. 67, no. 6, pp. 1447-1460, 2019. MATLAB Code Open Access at IEEE Xplore (Preprint on arXiv)

  4. D. B. H. Tay, Y. Tanaka, and A. Sakiyama, "Almost tight spectral graph wavelets with polynomial filters," IEEE Journal of Selected Topics in Signal Processing, vol. 11, no. 6, pp. 812-824, 2017. IEEE Xplore

  5. D. B. H. Tay, Y. Tanaka, and A. Sakiyama, "Critically sampled graph filter banks with polynomial filters from regular domain filter banks," Signal Processing, vol. 131, pp. 66-72, 2017. Elsevier

1. A. Sakiyama, K. Watanabe, and Y. Tanaka, "Spectral graph wavelets and filter banks with low approximation error," IEEE Trans. on Signal and Information Processing over Networks, vol. 2, no. 3, pp. 230-245, 2016. MATLAB Code Open Access at IEEE Xplore

   1. S. Yagyu, A. Sakiyama, and Y. Tanaka, "Deforming pyramid: Multiscale image representation using pixel deformation and filters for non-equispaced signals," IEICE Trans. on Fundamentals, vol. E99-A, no.9, pp. 1646-1654, 2016. IEICE

2. D. B. H. Tay, Y. Tanaka, and A. Sakiyama, "Near orthogonal oversampled graph filter banks," IEEE Signal Processing Letters, vol. 23, no. 2, pp. 277-281, 2016. IEEE Xplore

3. A. Sakiyama and Y. Tanaka, "Oversampled graph Laplacian matrix for graph filter banks," IEEE Trans. on Signal Processing, vol. 62, no. 24, pp. 6425-6437, 2014. (IEEE SPS Japan Outstanding Student Journal Paper Award, TELECOM System Technology Student Award) MATLAB Code Open Access at IEEE Xplore

4. Y. Tanaka* and A. Sakiyama*, "M-channel oversampled graph filter banks," IEEE Trans. on Signal Processing, vol. 62, no. 14, pp. 3578-3590, 2014 (*equal contribution, IEEE SPS Japan Journal Paper Award). MATLAB Code Open Access at IEEE Xplore

 Peer-Reviewed International Conference Proceedings

• 1. K. Watanabe, A. Sakiyama, Y. Tanaka, and A. Ortega, "Critically-sampled graph filter banks with spectral domain sampling," ICASSP 2018, Calgary, AB, Apr. 2018.

  2. A. Sakiyama and Y. Tanaka, "Graph reduction method using localization operator and its application to pyramid transform," APSIPA ASC 2017, Kuala Lumpur, Malaysia, Dec. 2017, to be presented (invited paper).

  3. A. Sakiyama, T. Namiki, and Y. Tanaka, "Design of polynomial approximated filters for signals on directed graphs," GlobalSIP 2017, Montreal, Canada, Nov. 2017, to be presented.

  4. A. Sakiyama, Y. Tanaka, T. Tanaka, and A. Ortega, "Accelerated sensor position selection using graph localization operator," ICASSP 2017, New Orleans, LA, Mar. 2017.

  5. Y. Tanaka and A. Sakiyama, "A 'polyphase' structure of two-channel spectral graph wavelets and filter banks," ICASSP 2017, New Orleans, LA, Mar. 2017.

  6. Y. Tanaka, S. Yagyu, A. Sakiyama, and M. Onuki, "Mesh-based image retargeting with spectral graph filtering," APSIPA ASC 2016, Jeju, Korea, Dec. 2016 (invited paper).

  7. A. Sakiyama and Y. Tanaka, "Construction of undersampled graph filter banks via row subset selection," GlobalSIP 2016, Washington, D.C., Dec. 2016 (invited paper).

  8. S. Yagyu, A. Sakiyama, and Y. Tanaka, "Pyramidal image representation with deformation: Reformulation of domain transform and filter designs," ICIP 2016, Phoenix, AZ, Sep. 2016.

  9. A. Sakiyama, Y. Tanaka, T. Tanaka, and A. Ortega, "Efficient sensor position selection using graph signal sampling theory," ICASSP 2016, Shanghai, China, Mar. 2016.

1. S. Yagyu, A. Sakiyama, and Y. Tanaka, “Edge preserving multiscale image decomposition with customized domain transform filters,” GlobalSIP 2015, Orlando, FL, Dec. 2015.

2. A. Sakiyama and Y. Tanaka, “Oversampled bipartite graphs with controlled redundancy,” European Signal Processing Conference (EUSIPCO 2015), Nice, France, Sep. 2015 (invited paper).

3. A. Sakiyama and Y. Tanaka, “Critically sampled graph wavelets converted from linear-phase biorthogonal wavelets,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2015), pp. 4130–4134, Brisbane, Australia, Apr. 2015.

4. A. Sakiyama and Y. Tanaka, “Edge-aware image expansion methods for oversampled graph Laplacian matrix,” IEEE International Conference on Image Processing (ICIP 2014), pp. 2958–2962, Paris, France, Oct. 2014.

5. A. Sakiyama and Y. Tanaka, “Oversampled graph Laplacian matrix for graph signals,” European Signal Processing Conference (EUSIPCO 2014), FR-P4.1, Lisbon, Portugal, Sep. 2014.

6. Y. Tanaka and A. Sakiyama, “M-channel oversampled perfect reconstruction filter banks for graph signals,” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2014), pp. 2623–2627, Florence, Italy, May 2014.

  Workshops

• 1. A. Sakiyama, T. Namiki and Y. Tanaka, "Design of polynomial approximated filters for directed graphs," Graph Signal Processing Workshop, Pittsburgh, PA, May 2016.

1. A. Sakiyama and Y. Tanaka, "Oversampled graph Laplacian matrix for graph signal processing," The 13th IEEE Transdisciplinary-Oriented Workshop for Emerging Researchers, Tokyo, Japan, Dec. 2016.

2. A. Sakiyama, Y. Tanaka, T. Tanaka, and A. Ortega, "Efficient sensor position selection using graph signal sampling theory," APSIPA BioSiPS Workshop 2016, Tokyo, Japan, Jul. 2016.

3. K. Watanabe, A. Sakiyama and Y. Tanaka, "Spectral Graph Filter Banks with Low Approximation Error," Graph Signal Processing Workshop, Philadelphia, PA, May 2016.

   1. A. Sakiyama, Y. Tanaka, T. Tanaka, and A. Ortega, "Efficient sensor position selection using graph signal sampling theory," Graph Signal Processing Workshop, Philadelphia, PA, May 2016.

  Domestic Conference Proceedings 

• 1. 渡辺佳奈，崎山亮恵，田中雄一，”グラフスペクトル領域におけるサンプリングを用いた2分割グラフウェーブレット変換"，第32回信号処理シンポジウム，盛岡，岩手，2017年11月.

  2. 並木達郎，崎山亮恵，田中雄一，”複素固有値を考慮した有向グラフのためのグラフスペクトルフィルタの設計"，第31回信号処理シンポジウム，吹田，大阪，2016年11月.

  3. 柳生佐保，田中雄一，崎山亮恵，小貫真希，”グラフスペクトルフィルタリングを用いたメッシュ変形による画像リターゲティング"，第31回信号処理シンポジウム，吹田，大阪，2016年11月.

  4. 崎山亮恵，田中雄一，田中 聡久，Ortega Antonio，”グラフ不確定性原理を用いた高速なセンサ配置位置選択法"，電子情報通信学会ソサイエティ大会，札幌，北海道，2016年9月.

  5. 柳生佐保，崎山亮恵，田中雄一，”Deforming Pyramid: 画素変形を用いた多重スケール分解"，電子情報通信学会ソサイエティ大会，札幌，北海道，2016年9月.

  6. 渡辺佳奈，崎山亮恵，田中雄一，”グラフフィルタバンクの近似誤差の導出と点群データ処理への応用"，電子情報通信学会画像工学研究会，那覇，沖縄，2016年7月.

  7. 内園陽平，崎山亮恵，田中雄一，”動的グラフ信号に対する多重スケール変換,” 電子情報通信学会信号処理研究会，梅田，大阪，2016年1月.

  8. 永松隆汰，小貫真希，崎山亮恵，飯塚雄基，田中雄一，”グラフスペクトル領域における非正規化バイラテラルフィルタとその画像処理への応用,” 電子情報通信学会信号処理研究会，梅田，大阪，2016年1月.

  9. 柳生佐保，崎山亮恵，田中雄一，”Domain Transform に基づくエッジ保存型多重スケール分解,” 第30回信号処理シンポジウム，いわき，福島，2015年11月.

  10. 崎山亮恵，田中雄一，田中 聡久，Ortega Antonio，”グラフサンプリング定理を用いたセンサ配置位置の選択法,” 第30回信号処理シンポジウム，いわき，福島，2015年11月.

  11. 崎山亮恵，田中雄一，”Tight Graph Filter Banks Converted from Filter Banks of Classical Signal Processing,” 第29回信号処理シンポジウム，京都，2014年11月.

  12. 田中雄一，崎山亮恵，”M-channel oversampled perfect reconstruction filter banks for graph signals,” 第28回信号処理シンポジウム，下関，山口，2013年11月.

  13. 崎山亮恵，田中雄一，”グラフ信号処理のためのラプラシアンピラミッドの設計,” 第28回信号処理シンポジウム，下関，山口，2013年11月（SIP若手奨励賞受賞）.

  Talks 

1. 崎山亮恵，”グラフ信号処理:大規模ネットワーク上のデータ処理技術,” 第１回 若手異分野交流研究会，招待講演, 伊豆, 2017年02月23日.

2. 崎山亮恵，”グラフ信号処理の基礎と画像処理への応用,” Image Processing Tokyo, 東京, 2016年11月17日

3. 崎山亮恵，”グラフ信号処理による大規模・複雑データの解析とその応用,” 慶應義塾大学理工学部電子工学科湯川研究室，招待講演, 神奈川, 2015年11月24日.