# Publications

## 2021

### Book Chapter

**Y. Tanaka**, "Graph spectral filtering," in*Graph Spectral Image Processing*, G. Cheung and E. Magli, Ed., ISTE/Wiley, 2021, to be published.

### Journal Papers

M. Nagahara, B. Krishnamachari, M. Ogura, A. Ortega,

**Y. Tanaka**, Y. Ushifusa, and T. Valente, "Control, intervention, and behavioral economics over human social networks against COVID-19,"*Advanced Robotics,*2021.

### International Conferences

**Y. Li**and**Y. Tanaka**, "Structural features in feature space for structure-aware graph convolution,"*ICIP 2021*, Anchorage, AK, Sep. 2021, to be presented.**M. Nagahama**,**K. Yamada**,**Y. Tanaka**, S. H. Chan, and Y. C. Eldar, "Graph signal denoising using nested-structured deep algorithm unrolling,"*ICASSP 2021*, Virtual Conference, Jun. 2021, to be presented.**J. Hara**,**K. Yamada**, S. Ono, and**Y. Tanaka**, "Design of graph signal sampling matrices for arbitrary signal subspace,"*ICASSP 2021*, Virtual Conference, Jun. 2021, to be presented.

## 2020

### Journal Papers

**Y. Tanaka**, Y. C. Eldar, A. Ortega, and G. Cheung, "Sampling signals on graphs: From theory to applications,"*IEEE Signal Processing Magazine*, vol. 37, no. 6, pp. 14-30, 2020.**Y. Tanaka**and Y. C. Eldar, "Generalized sampling on graphs with subspace and smoothness priors,"*IEEE Trans. on Signal Processing*, vol. 68, pp. 2272-2286, 2020*.*

### International Conferences

**K. Yamada**and**Y. Tanaka**, "Learning graphs with multiple temporal resolutions,"*APSIPA ASC 2020*, Virtual Conference, Dec. 2020.O. Ojo, A. García-Agundez, B. Girault, H. Hernández, E. Cabana, A. García, P. Arabshahi, C. Baquero, P. Casari, E. José Ferreira, D. Frey, C. Georgiou, M. Goessens, A. Ishchenko, I. Sikorsky, E. Jiménez, O. Kebkal, R. Lillo, R. Menezes, N. Nicolaou, A. Ortega, P. Patras, J. C. Roberts, E. Stavrakis,

**Y. Tanaka**, and A. Fernández Anta, "CoronaSurveys: Using surveys with indirect reporting to estimate the incidence and evolution of epidemics,"*KDD Humanitarian Workshop 2020*, Virtual Conference, Aug. 2020.**M. S. Yamamoto**, K. Sadatnejad, T. Tanaka, Md. R. Islam,**Y. Tanaka**, and F. Lotte, "Detecting EEG outliers for BCI on the Riemannian manifold using spectral clustering,"*EMBC 2020*, Virtual Conference, Jul. 2020.**J. Hara**,**Y. Tanaka**, and Y. C. Eldar, "Generalized graph spectral sampling with stochastic priors,"*ICASSP 2020*, Virtual Conference, May 2020.**T. Sakai**, T. Shoji, N. Yoshida, K. Fukumori,**Y. Tanaka**, and T. Tanaka, "ScalpNet: Detection of spatiotemporal abnormal intervals in epileptic EEG using convolutional neural networks,"*ICASSP 2020*, Virtual Conference, May 2020.

## 2019

### Book Chapter

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

### Journal Papers

**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.**Erratum**: The top-right cell in Table V (computational complexity of our method) is O(NP|E|) (pointed out by D. Shuman).**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.**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.

### International Conferences

**T. Ueda**,**K. Yamada**, and**Y. Tanaka**, "Underwater image synthesis from RGB-D images and its application to deep underwater image restoration,"*ICIP 2019*, Taipei, Taiwan, Sep. 2019. (**Best Student Paper Runner-Up**: 20 Best Paper/Best Student Paper finalists among 2,067 submissions)**Y. Tanaka**and Y. C. Eldar, "Generalized sampling on graphs with a subspace prior,"*SampTA 2019*, Bordeaux, France, Jul. 2019.**K. Yamada**,**Y. Tanaka**, and A. Ortega, "Time-varying graph learning based on sparseness of temporal variation,"*ICASSP 2019*, Brighton, UK, May 2019.**Y. Yazaki**,**Y. Tanaka**, and S. H. Chan, "Interpolation and denoising of graph signals using plug-and-play ADMM,"*ICASSP 2019*, Brighton, UK, May 2019.

## 2018

### Journal Papers

**Y. Tanaka**, "Spectral domain sampling of graph signals," submitted to*IEEE Trans. on Signal Processing.*G. Cheung, E. Magli,

**Y. Tanaka**, and M. Ng, "Graph spectral image processing,"*Proceedings of the IEEE*, vol. 106, no. 5, pp. 907-930, 2018 (**invited paper**).T. Suzuki, S. Kyochi,

**Y. Tanaka**, and M. Ikehara, "Multiplierless lifting-based fast X transforms derived from fast Hartley transform factorization,"*Multidimensional Systems and Signal Processing*, vol. 29, no. 1, pp. 99-118, 2018.

### International Conference Proceedings

**K. Watanabe**,**A. Sakiyama**,**Y. Tanaka**, and A. Ortega, "Critically-sampled graph filter banks with spectral domain sampling",*ICASSP 2018*, Calgary, AB, Apr. 2018.**Y. Shimizu**, S. Ono, and**Y. Tanaka**, "Design of sampling matrices in graph frequency domain for graph signal processing",*ICIP 2018*, Athene, Greece, Oct. 2018.**Y. Yazaki**, S. Watanabe, and**Y. Tanaka**, "Automatic Detection of Tonic-Clonic Seizures in Epilepsy Based on Low-Complexity Video Analysis",*EMBC 2018*, Honolulu, HI, Jul. 2018.**T. Kanada**,**M. Onuki**and**Y. Tanaka**, "Low-Rank Sparse Decomposition of Graph Adjacency Matrices for Extracting Clean Clusters", APSIPA ASC 2018, Honolulu, HI, Nov. 2018.**M. Onuki**and**Y. Tanaka**, "SVD for very large matrices: An approach with polar decomposition and polynomial approximation,"*ICDM DSBDA Workshop 2018*, Singapore, Nov. 2018.**T. Nishikawa**and**Y. Tanaka**, "Dynamic color lines,"*ICIP 2018*, Athens, Greece, Oct. 2018.

### Workshops

**Y. Shimizu**, S. Ono, and**Y. Tanaka**, "Design of sampling matrices in graph frequency domain",*Graph Signal Processing Workshop*, Switzerland, June 2018.

## 2017

### Journal Papers

**K. Yamamoto**,**M. Onuki**, and**Y. Tanaka**, "Non-blind deconvolution of point cloud attributes in graph spectral domain,"*IEICE Trans. on Fundamentals*, vol. E100-A, no. 9, pp. 1751-1759, 2017.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.T. Suzuki, S. Kyochi,

**Y. Tanaka**, and M. Ikehara, "Multiplierless lifting-based fast X transforms derived from fast Hartley transform factorization,"*Multidimentional Systems and Signal Processing*, accepted.**A. Hamamoto**,**M. Onuki**, and**Y. Tanaka**, "Higher order feasible building blocks for lattice structure of multidimensional linear phase biorthogonal filter banks,"*Multidimensional Systems and Signal Processing,*vol. 28, no. 2, pp. 637-655, 2017.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.

### International Conference Proceedings

**T. Nishikawa**and**Y. Tanaka**, "Colors in multimodal data: Dominant line extraction inspired by computer vision techniques,"*IGASS 2017*, Fort Worth, TX, Jul. 2017.T. Ichita, S. Kyochi, T. Suzuki, and

**Y. Tanaka**, "Directional discrete cosine transforms arising from discrete cosine and sine transforms for directional block-wise image representation,"*ICASSP 2017*, New Orleans, LA, Mar. 2017.**M. Onuki**,**Y. Tanaka**, and M. Okuda, "Improved eigenvalue shrinkage using weighted Chebyshev polynomial approximation,"*ICASSP 2017*, New Orleans, LA, Mar. 2017.**A. Sakiyama**,**Y. Tanaka**, T. Tanaka, and A. Ortega, "Accelerated sensor position selection using graph localization operator,"*ICASSP 2017*, New Orleans, LA, Mar. 2017.**Y. Tanaka**,**A. Sakiyama**, "A 'polyphase' structure of two-channel spectral graph wavelets and filter banks,"*ICASSP 2017*, New Orleans, LA, Mar. 2017.

## 2016

### Journal Papers

**M. Onuki**, S. Ono, K. Shirai, and**Y. Tanaka**, "Graph signal denoising via trilateral filter on graph spectral domain,"*IEEE Trans. on Signal and Information Processing over Networks,*vol. 2, no. 2, pp. 137-148, 2016.**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.**S. Yagyu**,**A. Sakiyama**, and**Y. Tanaka**, "Deforming pyramid: Multiscale image representaition using pixel deformation and filters for non-equispaced signals,"*IEICE Trans. on Fundamentals,*vol. E99-A, no. 9, pp. 1646-1654, 2016.H. Higashi, T. Rutkowski, T. Tanaka, and

**Y. Tanaka**, "Multilinear discriminant analysis with subspace constraints for single-trial classification of event-related potentials,"*IEEE Journal of Selected Topics in Signal Processing,*vol. 10, no. 7, pp. 1295-1305, 2016.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.

### International Conference Proceedings

H. Higashi, T. Rutkowski, T. Tanaka, and

**Y. Tanaka**, "Smoothing of xDAWN spatial filters for robust extraction of event-related potentials,"*APSIPA ASC 2016*, Jeju, Korea, Dec. 2016.**Y. Tanaka**,**S. Yagyu**,**A. Sakiyama**, and**M. Onuki**, "Mesh-based image retargeting with spectral graph filtering,"*APSIPA ASC 2016*, Jeju, Korea, Dec. 2016.**A. Sakiyama**and**Y. Tanaka**, "Construction of undersampled graph filter banks via row subset selection,"*GlobalSIP 2016*, Washington, D.C., Dec. 2016.**M. Onuki**and**Y. Tanaka**, "L1-regularized optimization of undersampled prefilters for image coding,"*PCS 2016*, Nuremberg, Germany, Dec. 2016.**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.**K. Yamamoto**,**M. Onuki**, and**Y. Tanaka**, "Deblurring of point cloud attributes in graph spectral domain,"*ICIP 2016*, Phoenix, AZ, Sep. 2016.**M. Onuki**, S. Ono, K. Shirai, and**Y. Tanaka**, "Image colorization based on ADMM with fast singular value thresholding by Chebyshev polynomial approximation,"*ICASSP 2016*, Shanghai, China, Mar. 2016.**A. Sakiyama**,**Y. Tanaka**, T. Tanaka, and A. Ortega, "Efficient sensor position selection using graph signal sampling theory,"*ICASSP 2016*, Shanghai, China, Mar. 2016.

### Workshops

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

## 2015

### Journal Papers

**A. Sakiyama**and**Y. Tanaka**, in preparation of submission to IEEE Trans. on Signal Processing.**A. Hamamoto**,**M. Onuki**, and**Y. Tanaka**, submitted to Multidimensional Systems and Signal Processing.T. Suzuki, S. Kyochi,

**Y. Tanaka**, and M. Ikehara, submitted to IEEE Trans. on Image Processing.

### International Conference Proceedings

**A. Sakiyama**and**Y. Tanaka**, submitted to EUSIPCO 2015, Nice, France, Sep. 2015.**E. Hosogai**and**Y. Tanaka**, submitted to ICIP 2015, Québec City, Canada, Sep. 2015.**R. Morita**, K. Shirai, and**Y. Tanaka**, submitted to ICIP 2015, Québec City, Canada, Sep. 2015.**M. Onuki**, S. Ono, K. Shirai, and**Y. Tanaka**, submitted to ICIP 2015, Québec City, Canada, Sep. 2015.**A. Sakiyama**and**Y. Tanaka**, "Critically sampled graph wavelets converted from linear-phase biorthogonal wavelets," ICASSP 2015, Brisbane, Australia, Apr. 2015, to be presented.**M. Onuki**and**Y. Tanaka**, "Tone-mapping using graph spectral-domain filters," 2015 Joint Conference of IWAIT and IFMIA, Tainan, Taiwan, Jan. 2015 (**Invited Talk**).

## 2014

### Journal Papers

**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.**Open Access at IEEE Xplore****M. Onuki**and**Y. Tanaka**, "Design of optimized prefilters for time-domain lapped transforms with various downsampling factors," IEICE Trans. on Fundamentals, vol. E97-A, no. 9, pp. 1907-1917, 2014.**Y. Tanaka**and**A. Sakiyama**, "M-channel oversampled graph filter banks," IEEE Trans. on Signal Processing, vol. 62, no. 14, pp. 3578-3590, 2014.**Open Access at IEEE Xplore**S. Kyochi and

**Y. Tanaka**, "General factorization of conjugate-symmetric Hadamard transforms," IEEE Trans. on Signal Processing, vol. 62, no. 13, pp. 3379-3392, 2014.**Open Access at IEEE Xplore**V. H. Le, K. Shinoda, M. Hasegawa, S. Kato, and

**Y. Tanaka**, "Modified high-order edge-directed interpolation for distributed video coding based on selective data pruning," IIEEJ Transactions on Image Electronics and Visual Computing, vol. 2, no. 1, pp. 26-36, 2014.

### International Conference Proceedings

H. Higashi, T. Tanaka, and

**Y. Tanaka**, "Smoothing of spatial filter by graph Fourier transform for EEG signals," APSIPA ASC 2014, Siem Reap, Cambodia, Dec. 2014 (**Invited Paper**,**Best Paper Award**).**E. Hosogai**and**Y. Tanaka**, "Iterative edge-directed image upscaling with high directionality," APSIPA ASC 2014, Siem Reap, Cambodia, Dec. 2014.**A. Hamamoto**,**M. Onuki**, and**Y. Tanaka**, "Multidimensional linear-phase perfect reconstruction filter banks with higher order feasible building blocks," ICIP 2014, Paris, France, Oct. 2014.**Y. Iizuka**and**Y. Tanaka**, "Depth map denoising using collaborative graph wavelet shrinkage on connected image patches," ICIP 2014, Paris, France, Oct. 2014.**M. Onuki**and**Y. Tanaka**, "Trilateral filter on graph spectral domain," ICIP 2014, Paris, France, Oct. 2014.**A. Sakiyama**and**Y. Tanaka**, "Edge-aware image graph expansion methods for oversampled graph Laplacian matrix," ICIP 2014, Paris, France, Oct. 2014.**A. Sakiyama**and**Y. Tanaka**, "Oversampled graph Laplacian matrix for graph signals," EUSIPCO 2014, Lisbon, Portugal, Sep. 2014, to be presented.

**Y. Tanaka**and**A. Sakiyama**, "M-channel oversampled perfect reconstruction filter banks for graph signals," ICASSP 2014, Florence, Italy, May 2014.**R. Morita**, K. Shirai, and**Y. Tanaka**, "Retargeting pyramid using direct decimation," ICASSP 2014, Florence, Italy, May 2014.

## 2013

### Journal Papers

**Y. Tanaka**, T. Yoshida, M. Hasegawa, S. Kato, and M. Ikehara, "Rate-dependent seam carving and its application to content-aware image coding,"*APSIPA Trans. on Signal and Information Processing*, vol. 2, no. e1, 15 pages, 2013.**Open Access**

### International Conference Proceedings

S. Kyochi, T. Suzuki, and

**Y. Tanaka**, "A two-dimensional non-separable implementation of dyadic-valued cosine-sine modulated filter banks for low computational complexity,"*APSIPA Annual Summit and Conference 2013*, Kaohsiung, Taiwan, Oct. 2013 (**Invited Paper**).K. Yamato, M. Hasegawa, K. Shinoda, S. Kato, and

**Y. Tanaka**, "Image restoration using similar region search and digital watermark,"*APSIPA Annual Summit and Conference 2013*, Kaohsiung, Taiwan, Oct. 2013 (**Invited Paper**).**M. Onuki**and**Y. Tanaka**, "Design of optimized prefilters for time-domain lapped transforms with various downsampling factors,"*ICIP 2013,*Melbourne, Australia, Sep. 2013.H. V. Le, K. Shinoda, M. Hasegawa, S. Kato, and

**Y. Tanaka**, "Selective data pruning based distributed video coding with modified high-order edge-directed interpolation,"*ICIP 2013,*Melbourne, Australia, Sep. 2013.**Y. Tanaka**and K. Shirai, "Scalable image representation using improved retargeting pyramid,"*ICASSP 2013*, Vancouver, Canada, May 2013.Y. Miyashita, M. Hasegawa, S. Kato, and

**Y. Tanaka**, "Improved adaptive color embedding and recovery using DC level shifting,"*ICASSP 2013*, Vancouver, Canada, May 2013.T. Suzuki, S. Kyochi,

**Y. Tanaka**, M. Ikehara, and H. Aso, "Multiplierless lifting based FFT via fast Hartley transform,"*ICASSP 2013*, Vancouver, Canada, May 2013.