H. Higashi and T. Tanaka,
“Chapter 4: EEG signal processing with signal structures,”
Signal Processing and Machine Learning for Brain-Machine Interfaces (T. Tanaka and M. Arvaneh Eds.),
The Institution of Engineering and Technology, London,
2018.
Journal Papers
S. Nomura, J. Hara, H. Higashi and Y. Tanaka,
“Dynamic sensor placement based on sampling theory for graph signals,”
IEEE Open Journal of Signal Processing,
vol. XXX, no. XXX, pp. XXX,
2024.
DOI:
10.1109/OJSP.2024.3466133
H. Higashi,
“Dynamics of visual attention in exploration and exploitation for reward-guided adjustment tasks,”
Consciousness and Cognition,
vol. 123, no. 1, p. 103724,
2024.
DOI:
10.1016/j.concog.2024.103724
H. Higashi,
“Dimension-wise sequential update for learning a multidimensional environment in humans,”
Journal of Cognitive Neuroscience,
vol. 35, no. 5, pp. 841-855,
2023.
DOI:
10.1162/jocn_a_01975
K. Ito, H. Higashi, A. Hietanen, P. Fält, K. Hine, M. Hauta-Kasari, and S. Nakauchi,
“The optimization of the light-source spectrum utilizing neural networks for detecting oral lesions,”
Journal of Imaging,
vol. 9, no. 1, p. 7,
2023.
DOI:
10.3390/jimaging9010007Open Access
S. Nakauchi, T. Kondo, Y. Kinzuka, Y. Taniyama, H. Tamura, H. Higashi, K. Hine, T. Minami, J. M. M. Linhares, and S. M. C. Naschimento,
“Universality and superiority in preference for chromatic composition of art paintings,”
Scientific Reports,
vol. 12, no. 4294,
2022.
DOI:
10.1038/s41598-022-08365-zOpen Access
S. Nakakoga, H. Higashi, J. Muramatsu, S. Nakauchi, and T. Minami,
“Asymmetrical characteristics of emotional responses to pictures and sounds: Evidence from pupillometry,”
PLOS ONE,
vol. 15, no. e0230775,
2020.
DOI:
10.1371/journal.pone.0230775Open Access
T. Nishimoto, H. Higashi, H. Morioka, and S. Ishii,
“An EEG-based personal identification method using unsupervised feature extraction and its robustness against intra-subject variability,”
Journal of Neural Engineering,
vol. 17, no. 026007,
2020.
DOI:
10.1088/1741-2552/ab6d89Open Access
H. Higashi, M.V. Bui, A. Syahir, and S. Nakauchi,
“Computational lighting for extracting optical features from RGB images,”
Measurement,
vol. 151, no. 107183,
2020.
DOI:
10.1016/j.measurement.2019.107183
H. Higashi, T. Minami, and S. Nakauchi,
“Cooperative update of beliefs and state-transition functions in human reinforcement learning,”
Scientific Reports,
vol. 9, no. 17794,
2019.
DOI:
10.1038/s41598-019-53600-9Open Access
T. Tamura, H. Higashi, and S. Nakauchi,
“Dynamic visual cues for differentiating mirror and glass,”
Scientific Reports,
vol. 8, no. 8403,
2018.
DOI:
10.1038/s41598-018-26720-xOpen Access
H. Higashi, T. Minami, and S. Nakauchi,
“Variation in event-related potentials by state transitions,”
Frontiers in Human Neuroscience,
vol. 11, p. 75 (11 pages),
2017.
DOI:
10.3389/fnhum.2017.00075Open Access
H. Higashi, T. M. 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.
DOI:
10.1109/JSTSP.2016.2599297Open Access Python code
H. Higashi, G. M. ElMasry, and S. Nakauchi,
“Sparse regression for selecting fluorescence wavelengths for accurate prediction of food properties,”
Chemometrics and Intelligent Laboratory Systems,
vol. 154, pp. 29–37, 2016.
DOI:
10.1016/j.chemolab.2016.03.008
N. Tomida, T. Tanaka, S. Ono, M. Yamagishi, and H. Higashi,
“Active data selection for motor imagery
EEG classification,”
IEEE Transactions on Biomedical Engineering,
vol. 62, no. 2, pp. 458–467, 2015.
DOI:
10.1109/TBME.2014.2358536
H. Higashi and T. Tanaka,
“Common spatio-time-frequency patterns for motor-imagery based brain machine interfaces,”
Computational Intelligence and Neuroscience,
vol. 2013, Article ID 537218, 12 pages, 2013.
DOI:
10.1155/2013/537218Open Access
Y. Kimura, T. Tanaka, H. Higashi, and N. Morikawa,
“SSVEP-based brain-computer interfaces using FSK-modulated visual stimuli,”
IEEE Transactions on Biomedical Engineering,
vol. 60, no. 10, pp. 2831–2838, 2013.
DOI:
10.1109/TBME.2013.2265260
H. Higashi and T. Tanaka,
“Simultaneous design of FIR filter banks and spatial patterns for EEG signal classification,”
IEEE Transactions on Biomedical Engineering,
vol. 60, no. 4, pp. 1100–1110, 2013.
DOI:
10.1109/TBME.2012.2215960
Review Articles
A. Bonci, S. Fiori, H. Higashi, T. Tanaka, and F. Verdini,
“An introductory tutorial on brain–computer interfaces and their applications,”
Electronics,
vol. 10, no. 560,
2021.
DOI:
10.3390/electronics10050560
S. Harada, J. Hara, H. Higashi, and Y. Tanaka,
“Denoising for Neuromorphic Cameras Based on Graph Spectral Features,”
The IEEE 26th International Workshop on Multimedia Signal Processing,
West Lafayette, USA,
Oct. 2024.
R. Kaneko, H. Kojima, K. Yanagiya, J. Hara, H. Higashi, and Y. Tanaka,
“Multiscale graph construction using non-local cluster features,”
IEEE International Workshop on Machine Learning for Signal Processing (MLSP),
London, UK,
Sep. 2024.
R. Kaneko, H. Higashi, and Y. Tanaka,
“Physics-inspired synthesized marine snow image dataset,”
2024 European Conference on Computer Vision (ECCV) Workshops,
Milan, Italy,
Sep. 2024.
H. Kojima, H. Higashi, and Y. Tanaka,
“Interpretable graph signal denoising using regularization by denoising,”
The 32nd European Signal Processing Conference (EUSIPCO),
pp. 2322–2326,
Lyon, France,
Aug. 2024.
J. Hara, S. Ono, H. Higashi, and Y. Tanaka,
“Sensor placement problem on networks for sensors with multiple specifications,”
The 32nd European Signal Processing Conference (EUSIPCO),
pp. 2327–2331,
Lyon, France,
Aug. 2024.
S. Kotani, H. Higashi, and Y. Tanaka,
“Single-channel P300 decomposition using detector-kernel networks,”
The 39th International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC 2024),
Okinawa, Japan,
July 2024.
R. Kaneko, J. Hara, K. Yanagiya, H. Higashi, and Y. Tanaka,
“Multiscale graph signal clustering,”
Graph Signal Processing Workshop 2024,
Delft, The Netherlands,
June 2024.
R. Kumagai, H. Kojima, H. Higashi, and Y. Tanaka,
“GSP-Traffic: Graph signal processing dataset based on traffic simulation,”
Graph Signal Processing Workshop 2024,
Delft, The Netherlands,
June 2024.
K. Yanagiya, H. Higashi, and Y. Tanaka,
“Edge sampling based on graph sampling theory for graph sparsification,”
ASPIRE Workshop,
Hiroshima, Japan,
Mar. 2024.
A. Fukuhara, J. Hara, H. Higashi, and Y. Tanaka,
“Graph filter transfer for estimating time-varying networks by using kalman filter,”
ASPIRE Workshop,
Hiroshima, Japan,
Mar. 2024.
A. Tamaru, J. Hara, H. Higashi, Y. Tanaka, and A. Ortega,
“Optimizing k in kNN graphs with graph learning perspective,”
2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP),
pp. 9441–8445,
Seoul, Republic of Korea,
April. 2024.
DOI:
10.1109/ICASSP48485.2024.10446984
K. Yanagiya, J. Hara, H. Higashi, Y. Tanaka, and A. Ortega,
“Lossy compression of adjacency matrices by graph filter banks,”
2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP),
pp. 9386–9390,
Seoul, Republic of Korea,
April. 2024.
DOI:
10.1109/ICASSP48485.2024.10448045
R. Kaneko, Y. Sato, T. Ueda, H. Higashi, and Y. Tanaka,
“Marine snow removal benchmarking dataset,”
2023 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2023),
pp. 764–771,
Taipei, Taiwan,
Nov. 2023.
Z. Song, H. Higashi, and S. Ishii,
“EEG study on anticipation of difficulty for upcoming auditory task,”
2023 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2023),
pp. 546–553,
Taipei, Taiwan,
Nov. 2023.
H. Higashi,
“Supervised single-channel EEG decomposition using detector-kernel networks for noise reduction,”
2023 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2023),
pp. 516–521,
Taipei, Taiwan,
Nov. 2023.
Z. Zhou, H. Higashi, and S. Ishii,
“Data generation for missing frequencies in SSVEP-based brain computer interfaces,”
The 19th Pacific Rim International Conference on Artificial Intelligence,
Shanghai, China,
Nov. 2022.
Z. Liang, H. Higashi, S. Oba, and S. Ishii,
“Brain dynamics encoding from visual input during free viewing of natural videos,”
International Joint Conference on Neural Networks 2019,
Budapest, Hungary,
p. N-19366,
July 2019.
S. Nakakogao, H. Kajita, H. Higashi, S. Nakauchi, and T. Minami,
“Puplillary changes reflect visual spatial attention modualated by emotional sounds,”
European Conference on Visual Perception 2018,
Trieste, Italy,
Aug. 2018.
Y. Nihei, H. Higashi, T. Minami, and S. Nakauchi,
“Rapid categorization of face-like objects in a fast-periodic visual stimulation,”
European Conference on Visual Perception 2018,
Trieste, Italy,
Aug. 2018.
S. Nakuchi, T. Kondo, H. Higashi, M.M.J. Linhares, M.C.S. Nascimento,
“Color statistics underlying preference judgement for art paintings,”
The 18th Annual Meeting of the Vision Sciences,
Florida, USA,
May 2018.
T. Kondo, N. Okada, K. Maruchi, Y. Misaki, H. Higashi, J. AR Monteiro, C. Montagner, J. MM Linhares, S. MC Nascimento, S. Nakauchi,
“Chromatic composition and preferences of paintings — Comparative study for Japanese and Portuguese observers and paintings,”
The 24th symposium of the International Colour Vision Society,
Berlin, Germany,
Aug. 2017.
H. Tamura, H. Higashi, and S. Nakauchi,
“Multiple cues for visual perception of mirror and glass materials,”
The 17th Annual Meeting of the Vision Sciences,
Florida, USA,
May 2017.
S. Nakauchi, K. Shiromi, H. Higashi, M. Shehata, and S. Shimojo,
“Luminance-contrast reversal disambiguates illumination interpretation in #TheDress,”
The 17th Annual Meeting of the Vision Sciences,
Florida, USA,
May 2017.
H. Higashi, T. M. Rutkowski, T. Tanaka, and Y. Tanaka,
“Smoothing of xDAWN spatial filters for robust extraction of event-related potentials,”
in Proceedings of The 2016 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2016),
pp. 1–5,
Jeju, Korea,
Dec. 2016.
DOI:
10.1109/APSIPA.2016.7820750
T. Kondo, J. L. Nieves, E. M. Valero, H. Higashi, and S. Nakauchi,
“Functional illumination supporting the visual detection of plaques,”
in Proceedings of IS&T 24th Color Imaging Conference (CIC 24),
pp. 219–224,
San Diego, USA,
Nov. 2016.
DOI:
10.2352/ISSN.2169-2629.2017.32.219
H. Tamura, H. Higashi, and S. Nakauchi,
“Kinetic cue perceptual discrimination between mirror and glass,”
European Conference on Visual Perception,
Barcelona, Spain,
Aug. 2016.
K. Ito, H. Higashi, and S. Nakauchi,
“A visualization method for hand cleanness using fluorescent spectrum,”
in Proceedings of The 2016 International Conference on Advanced Informatics: Concepts, Theory and Applications,
pp. 1–5,
Penang, Malaysia,
Aug. 2016.
DOI:
10.1109/ICAICTA.2016.7803096
T. Kondo, H. Higashi, and S. Nakauchi,
“Optimization of illuminant spectrum for visual detection of foreign substances in jams,”
in Proceedings of The 2016 International Conference on Advanced Informatics: Concepts, Theory and Applications,
pp. 1–4,
Penang, Malaysia,
Aug. 2016.
DOI:
10.1109/ICAICTA.2016.7803123
S. Ryu, H. Higashi, T. Tanaka, S. Nakauchi, and T. Minami,
“Spatial smoothing of canonical correlation analysis for steady state evoked potential based brain computer interfaces,”
in Proceedings of 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2016),
pp. 1516–1519,
Florida, USA,
Aug. 2016.
DOI:
10.1109/EMBC.2016.7590998
Y. Suzuki, T. Shinkai, H. Higashi, T. Minami and S. Nakauchi,
“Mismatch between perception and neural response in glare illusion,”
The 16th Annual Meeting of the Vision Sciences,
Florida, USA,
May, 2016.
H. Tamura, M. Tsukuda, H. Higashi, and S. Nakauchi,
“Perceptual segregation between mirror and glass material under natural and unnatural illumination,”
The 16th Annual Meeting of the Vision Sciences,
Florida, USA,
May, 2016.
H. Higashi,, T. M. Rutkowski, T. Tanaka, and Y. Tanaka,
“Subspace-constrained multilinear discriminant analysis for ERP-based brain computer interface classification,”
in Proceedings of The 2015 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2015),
pp. 934–940,
Hong Kong, China,
Dec. 2015.
DOI:
10.1109/APSIPA.2015.7415409
K. Ito, Yuki Ota, H. Higashi, and S. Nakauchi,
“Spectral-difference enhancing illuminant for improving visual detection of blood vessels,”
in Proceedings of The 2015 International Conference on Advanced Informatics: Concepts, Theory and Applications,
Chonburi, Thailand,
Aug. 2015.
DOI:
10.1109/ICAICTA.2015.7335377
Y. Ota, H. Higashi, and S. Nakauchi
“Objective assessment and qualification of pearl quality by spectral-spatial features,”
in Proceedings of The 2015 International Conference on Advanced Informatics: Concepts, Theory and Applications,
Chonburi, Thailand,
Aug. 2015.
DOI:
10.1109/ICAICTA.2015.7335372
H. Higashi, T. Minami, S. Nakauchi
“Classification of electroencephalogram under different process of stimulus occurrences in an oddball paradigm,”
in Proceedings of International Conference of Global Network for Innovative Technology 2014,
Penang, Malaysia,
Dec. 2014.
H. Higashi, T. Tanaka, and Y. Tanaka
“Smoothing of spatial filter by graph Fourier transform for EEG signals,”
in Proceedings of The 2014 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2014),
pp. 1–8,
Siem Reap, Cambodia,
Dec. 2014.
DOI:
10.1109/APSIPA.2014.7041710
H. Higashi and T. Tanaka,
“Band selection by distance of spatial patterns for brain machine interfacing,”
in Proceedings of The 2014 International Conference on Advanced Informatics: Concepts, Theory and Applications,
pp. 63–68,
Bandung, Indonesia,
Aug. 2014.
DOI:
ICAICTA.2014.7005916
H. Higashi and T. Tanaka,
“Band selection by criterion of common spatial patterns for motor imagery based brain machine interfaces,”
in Proceedings of The 2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2013),
pp. 1–7,
Kaohsiung, Taiwan,
Oct. 2013.
DOI:
10.1109/APSIPA.2013.6694273
H. Higashi and T. Tanaka,
“Regularization using similarities of signals observed in nearby sensors for feature extraction of brain signals,”
in Proceedings of 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2013),
pp. 7420–7423,
Osaka, Japan,
Jul. 2013.
DOI:
10.1109/EMBC.2013.6611273
N. Tomida, H. Higashi, T. Tanaka,
“A joint tensor diagonalization approach to active data selection for EEG classification,”
in Proceedings of 2013 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2013),
pp. 983–987,
Vancouver, Canada, May. 2013.
DOI:
10.1109/ICASSP.2013.6637796
S. Yoshimoto, Y. Washizawa, T. Tanaka, H. Higashi, J. Tamura,
“Toward multi-command auditory brain computer interfacing using speech stimuli,”
in Proceedings of APSIPA Annula Summit and Conference 2012 (APSIPA ASC 2012),
pp. 1–4,
Hollywood, USA, Dec. 2012.
H. Higashi and T. Tanaka,
“Time sparsification of EEG signals in motor-imagery based brain computer interfaces,”
in Proceedings of 34th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2012),
pp. 4271–4274,
San Diego, USA, Aug. 2012.
DOI:
10.1109/EMBC.2012.6346910
C. Zhang, Y. Kimura, H. Higashi, and T. Tanaka,
“A simple plat form of brain-contralled mobile robot and its implementation by SSVEP,”
in Proceedings of 2012 International Joint Conference on Neural Networks (IJCNN 2012),
pp. 1–7,
Brisbane, Australia, Jun. 2012.
DOI:
10.1109/IJCNN.2012.6252579
H. Higashi, A. Cichocki, and T. Tanaka,
“Regularization using geometric information between sensors capturing features from brain signals,”
in Proceedings of 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2012),
pp. 721–724,
Kyoto, Japan, Mar. 2012.
DOI:
10.1109/ICASSP.2012.6287985
L. Zhang, C. Zhang, H. Higashi, J. Cao, and T. Tanaka,
“Common spatial pattern using multivariate EMD for EEG classification,”
in Proceedings of The 2011 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2011),
Wed-PM. SS4 (5 pages),
Xi’an, China, Oct. 2011.
H. Higashi and T. Tanaka,
“Optimal design of a bank of spatio-temporal filters for EEG signal classification,”
in Proceedings of 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2011),
pp. 6100–6103,
Boston, USA,
Sept. 2011.
DOI:
10.1109/IEMBS.2011.6091507
H. Higashi, T. M. Rutkowski, Y. Washizawa, A. Cichocki, and T. Tanaka,
“EEG auditory steady state responses classification for the novel BCI,”
in Proceedings of 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2011),
pp. 4576–4579,
Boston, USA,
Sept. 2011.
DOI:
10.1109/IEMBS.2011.6091133
H. Higashi and T. Tanaka,
“Classification by weighting for spatio-frequency components of EEG signal during motor imagery,”
in Proceedings of 2011 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2011),
pp. 585–588,
Prague, Czech Republic, May 2011.
DOI:
10.1109/ICASSP.2011.5946471
Y. Washizawa, H. Higashi, T. M. Rutkowski, T. Tanaka, and A. Cichocki,
“Tensor based simultaneous feature extraction and sample weighting for EEG classification,”
Lecture Notes in Computer Science,
vol. 6444, pp. 26–33,
17th International Conference on Neural Information Processing (ICONIP 2010),
Sydney, Australia,
Nov. 2010.
DOI:
10.1007/978-3-642-17534-3_4
H. Higashi, T. Tanaka, and Y. Mitsukura,
“Rhythmic component extraction considering phase alignment and the application to motor imagery-based brain computer interfacing,”
in Proceedings of 2010 International Joint Conference on Neural Networks (IJCNN 2010),
pp. 3508–3513,
Barcelona, Spain,
Jul. 2010.
DOI:
10.1109/IJCNN.2010.5596476
T. Tanaka, H. Higashi, and Y. Saito,
“Rhythmic component extraction for EEG signals with reduced computational complexity,”
in Proceedings of 2009 IEEE International Symposium on Biomedical Engineering (ISBME 2009),
no. 1054,
Bangkok, Thailand,
Dec. 2009.
H. Higashi, T. M .Rutkowski, Y. Washizawa, T. Tanaka, and A. Cichocki,
“Imagery movement paradigm user adaption improvement with quasi-movement phenomenon,”
Advances in Cognitive Neurodynamics (II),
pp. 683–688,
The 2nd International Conference on Cognitive Neurodynamics (ICCN 2009),
Hangzshou, China,
Nov. 2009.
H. Higashi, T. Tanaka, and A. Funase,
“Classification of single trial EEG during imagined hand movement by rhythmic component extraction,”
in Proceedings of 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2009),
pp. 2482–2485,
Minneapolis, USA,
Sept. 2009.
DOI:
10.1109/IEMBS.2009.5334806
Y. Saito, T. Tanaka, and H. Higashi,
“Adaptive rhythmic component extraction with regularization
for EEG data analysis,”
in Proceedings of 2009 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2009),
pp. 353–356,
2009.
DOI:
10.1109/ICASSP.2009.4959593