Naoyuki Aikawa

70 papers C 16Misc 1Journal 8Unranked 45
YearRankTypeTitle / Venue / Authors
2026 — conf
Toward Following Changes in a Human's Posture: Stroking Motion Generation Using a Mobile Manipulator and an RGB-D Camera.
SII
Akishige Yuguchi, Sora Nii, Naoyuki Aikawa, Yoshio Matsumoto
2025 — conf
Estimation of blood components concentrations in cattle using near-infrared spectroscopy and deep learning model based on ResNet18.
SPA
Marika Takeshima, Takahiro Natori, Yuka Kawatsu, Hisashi Nabenishi, Naoyuki Aikawa
2025 — conf
Relationship between the symmetry of filter coefficients and frequency response in an odd-order 2-D FIR Hilbert Transformer.
SPA
Yuka Shiraishi, Yasunori Sugita, Naoyuki Aikawa
2024 — conf
Analysis of Oscillation Components in Instantaneous Frequency Estimation by Finite Order 2-D Hilbert Transformer.
MWSCAS
Jun Obara, Sena Hiruma, Naoyuki Aikawa
2024 C conf
Design Method of Effective Passband Flat Variable FIR Filters for Weight Measurement.
IECON
Toma Miyata, Yasunori Sugita, Naoyuki Aikawa
2024 — conf
Detection of Circulating Tumor Cells in Blood Using Random Forest.
ICEIC
Hua Wei, Takahiro Natori, Tomohiro Tanaka, Shin Aoki, Takeshi Yamada, Naoyuki Aikawa
2024 — conf
Improving Classification Accuracy in Paint Surface Inspection Using Image Processing and Deep Learning.
MWSCAS
Motoki Sawada, Yuta Fuji, Naoyuki Aikawa
2024 — conf
Serial Skeletal Detection using a Kalman Filter in Combination with OpenPose.
ICEIC
Sota Sugiyama, Masataka Yamamoto, Hiroshi Takemura, Naoyuki Aikawa
2024 — conf
Study on Non-Invasive Blood Glucose Monitoring Methods for Japanese Black Cattle.
MOCAST
Takahiro Natori, Kentaro Fujii, Yuka Kawatsu, Hisashi Nabenishi, Naoyuki Aikawa
2023 — conf
A Method for Measuring Liquid Weight Using a Hilbert Transformer.
MWSCAS
Jun Obara, Naoyuki Aikawa
2023 J jnl
Closed Form Approach for Constrained Design of nth-Order IIR Digital Differentiator.
Circuits Syst. Signal Process.
Masayoshi Nakamoto, Naoyuki Aikawa
2023 — conf
Study on Calibration Method using Pseudo Acceleration for MEMS Accelerometers.
MOCAST
Takahiro Natori, Naoyuki Aikawa
2023 — conf
Vibration Frequency Detection of Stepping Motors Using a Finite-Order Hilbert Transformer by a Variable FIR Filter with Transmission Zeros.
MWSCAS
Teppei Ota, Masayoshi Nakamoto, Kei Kozakai, Kohei Terashima, Naoyuki Aikawa
2022 — conf
A Highly Accurate Instantaneous Frequency Estimation Method Taking into Account the Aliasing of Oscillation Components.
ICEIC
Keisuke Takao, Takahiro Natori, Naoyuki Aikawa
2022 — conf
A Study on the Influence of Pseudo-Acceleration Vector for Accelerometer Calibration.
MOCAST
Takahiro Natori, Hiromi Takano, Naoyuki Aikawa
2022 — conf
A Two-Step Classification Method for Painting Defects Using Deep Learning.
ICEIC
Kazune Adachi, Takahiro Natori, Naoyuki Aikawa
2022 — conf
Circulating Tumor Cells Detection by Brightness Values Analysis and Circularity.
ICFSP
Hua Wei, Tomohiro Tanaka, Shin Aoki, Takeshi Yamada, Takahiro Natori, Naoyuki Aikawa
2021 — conf
Design of filters with variable transmission zeros for highly accurate instantaneous frequency estimation.
MWSCAS
Keisuke Takao, Takahiro Natori, Naoyuki Aikawa
2021 J jnl
Minimax Design of Sparse IIR Filters Using Sparse Linear Programming.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masayoshi Nakamoto, Naoyuki Aikawa
2020 — conf
Accuracy Improvement of Instantaneous Frequency Estimation by Finite Order FIR Hilbert Transformer Using Notch Filter.
MOCAST
Keisuke Takao, Takahiro Natori, Toma Miyata, Naoyuki Aikawa
2020 — conf
An Improved Method for Instantaneous Frequency Estimation Using a Finite Order Hilbert Transformer.
APSIPA
Keisuke Takao, Takahiro Natori, Toma Miyata, Naoyuki Aikawa
2019 J jnl
A Closed-Form of 2-D Maximally Flat Diamond-Shaped Half-Band FIR Digital Filters with Arbitrary Difference of the Filter Orders.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Taiki Shinohara, Takashi Yoshida, Naoyuki Aikawa
2019 C conf
A Design Method for Linear Phase FIR Filters with Multiple Variable Factors in the Stopband and Specified High Attenuation.
IECON
Toma Miyata, Takahiro Natori, Naoyuki Aikawa
2019 — conf
A Study on Automatic Detection of Sleep Spindles using a Long Short-Term Memory Network.
MWSCAS
Narumi Yasuhara, Takahiro Natori, Mitsuo Hayashi, Naoyuki Aikawa
2019 — conf
CTCs extraction method based on frequency-domain filtering from microscope images.
SPA
Kento Yoshida, Yin-Ju Chen, Long-Sheng Lu, Shin Aoki, Naoyuki Aikawa
2019 — conf
Drone and GPS Sensors-Based Grassland Management Using Deep-Learning Image Segmentation.
IRC
Satoki Tsuichihara, Shingo Akita, Reiichirou Ike, Masahiro Shigeta, Hiroshi Takemura, Takahiro Natori, Naoyuki Aikawa, Kazumasa Shindo, Yasuyuki Ide, Shigeki Tejima
2018 C conf
Adaptive Notch Howling Canceller Using Group Delay Information.
ISITA
Nobuhiro Mikami, Kanji Mashita, Naoyuki Aikawa
2018 — conf
Design Method for FIR Filter with Variable Multiple Elements of Stopband Using Genetic Algorithm.
DSP
Toma Miyata, Hidehisa Asou, Naoyuki Aikawa
2018 — conf
Designing low-delay maximally flat integer-order FIR digital differentiators with equiripple stopband.
MWSCAS
Takahiro Fujikawa, Ryosuke Kunii, Naoyuki Aikawa
2018 J jnl
Low-Delay Band-Pass Maximally Flat FIR Digital Differentiators.
Circuits Syst. Signal Process.
Takashi Yoshida, Naoyuki Aikawa
2018 — conf
Reduction of Circuit Scale for General Maximally Flat FIR Digital Filters.
MWSCAS
Takashi Yoshida, Naoyuki Aikawa
2017 — conf
A closed-form transfer function of 2-D maximally flat half-band FIR digital filters with arbitrary filter orders.
EUSIPCO
Taiki Shinohara, Takashi Yoshida, Naoyuki Aikawa
2017 J jnl
Design Method for Low-Delay Maximally Flat FIR Digital Differentiators with Variable Stopbands Obtained by Minimizing
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryosuke Kunii, Takashi Yoshida, Naoyuki Aikawa
2017 — conf
Design of second-degree IIR digital differentiators without frequency sampling and recursive optimization.
MWSCAS
Masayoshi Nakamoto, Naoyuki Aikawa
2017 — conf
Designing high order low delay maximally flat FIR digital differentiators with equiripple stopband.
MWSCAS
Takahiro Fujikawa, Takashi Yoshida, Naoyuki Aikawa
2017 — conf
Enhanced sleep spindle detector based on the Fujimori method.
GlobalSIP
Yuka Kawashima, Takashi Yoshida, Naoyuki Aikawa, Mitsuo Hayashi
2016 C conf
A GA-based optimization for multi-band digital filters with the sameness conditions of filter coefficients.
IECON
Masayoshi Nakamoto, Tomohiro Hirakawa, Naoyuki Aikawa, Torn Yamamoto
2016 — conf
A compensation method of a drift on a vibrating sensor due to an air density.
MWSCAS
Kohei Okamoto, Naoyuki Aikawa
2016 C conf
A design method for 2-D low-pass maximally flat FIR digital filter to realize various passband shapes.
IECON
Taiki Shinohara, Yasuyuki Nishida, Naoyuki Aikawa
2015 C conf
A design of linear phase band-pass FIR digital differentiators with flat passband and Lp norm-based stopband characteristics.
ICICS
Kiyoshiro Hamamoto, Takashi Yoshida, Naoyuki Aikawa
2015 C conf
A general expression of the low-pass maximally flat FIR digital differentiators.
ISCAS
Takashi Yoshida, Yosuke Sugiura, Naoyuki Aikawa
2015 — conf
Instantaneous frequency estimation for a sinusoidal signal combining DESA-2 and notch filter.
EUSIPCO
Yosuke Sugiura, Keisuke Usukura, Naoyuki Aikawa
2015 — conf
The low delay low-pass FIR digital differentiators having flat passband and equiripple stopband.
NORCAS
Takashi Yoshida, Naoyuki Aikawa
2014 J jnl
A Closed-Form Design of Linear Phase FIR Band-Pass Maximally Flat Digital Differentiators with an Arbitrary Center Frequency.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takashi Yoshida, Yosuke Sugiura, Naoyuki Aikawa
2014 — conf
Fir band-pass digital differentiators with flat passband and equiripple stopband characteristics.
EUSIPCO
Takashi Yoshida, Yosuke Sugiura, Naoyuki Aikawa
2013 C conf
A comb filter with adaptive notch bandwidth for periodic noise reduction.
ICICS
Yosuke Sugiura, Arata Kawamura, Naoyuki Aikawa
2013 C conf
A design method for complex coefficient FIR filters with variable stopband characteristics.
ICICS
Toma Miyata, Naoyuki Aikawa
2013 C conf
A design method of TYPE IV digital FIR differentiators with maximally flat criterion at an arbitrary frequency.
IECON
Takashi Yoshida, Naoyuki Aikawa
2013 C conf
Designing IIR filters with variable stopbands using SP method.
IECON
Toma Miyata, Naoyuki Aikawa, Yasuyuki Nishida
2012 C conf
A design method for FIR filters with complex coefficients by Successive Projection method.
ISITA
Toma Miyata, Kosuke Teramoto, Naoyuki Aikawa
2012 C conf
An L1-method for designing FIR digital filters with complex coefficients.
ISITA
Ikuya Murakami, Yukio Mori, Naoyuki Aikawa
2011 — conf
Designing two-channel nonuniform-division FIR filter banks with variable notches.
ECCTD
Keisuke Ishizawa, Toma Miyata, Naoyuki Aikawa
2010 J jnl
A Design Method for Variable Linear-Phase FIR Filters with Changing Multifactors for Checkweighers.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toma Miyata, Naoyuki Aikawa
2010 C conf
A design method for IIR digital filters with variable stopband using semidefinite programming.
ISITA
Nanako Ubayama, Toma Miyata, Naoyuki Aikawa
2009 J jnl
A Design Method for Separable-Denominator 2D IIR Filters with a Necessary and Sufficient Stability Check.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toma Miyata, Naoyuki Aikawa, Yasunori Sugita, Toshinori Yoshikawa
2008 — conf
A design method for separable-denominator 2D IIR filters using a stability criterion based on the system matrix.
ICECS
Toma Miyata, Naoyuki Aikawa, Yasunori Sugita, Toshinori Yoshikawa
2007 — conf
Designing FIR Digital Filters with the Specified Maximum Group Delay Errors.
ICECS
Yasunori Sugita, Naoyuki Aikawa, Toshinori Yoshikawa
2007 — conf
Designing FIR filter with variable stopbands.
ICECS
Naoyuki Aikawa, Yukio Mori
2005 C conf
A design method of two-dimensional linear phase fir filters using Fritz John's theorem.
ICINCO
Yasunori Sugita, Naoyuki Aikawa
2005 — conf
Design method of kernel for sampling rate converter using semidefinite programming.
Circuits, Signals, and Systems
Kouhei Nagasawa, Naoyuki Aikawa
2004 — conf
A fast design algorithm for filters with the restricted roots using multiple extreme frequency points.
Circuits, Signals, and Systems
Yasunori Sugita, Naoyuki Aikawa
2004 — conf
Design of Low Delay Bandpass FIR Filters with Maximally Flat Characteristics in the Passband and the Transmission Zeros in the Stopband.
ICINCO (3)
Yukio Mori, Naoyuki Aikawa
2003 — conf
A design method of minimum phase FIR filters with complex coefficients.
ICASSP (6)
Yasunori Sugita, Naoyuki Aikawa
2003 — conf
Kernel with block structure for sampling rate converter.
ICASSP (6)
Naoyuki Aikawa, Yukio Mori
2002 — conf
A design method of low delay lowpass FIR filters with maximally flat characteristics in the passband and the transmission zeros in the stopband.
ISCAS (1)
Naoyuki Aikawa, Masamitsu Sato
2002 Misc conf
Minimax approximation of minimum phase FIR filters.
ICASSP
Yasunori Sugita, Naoyuki Aikawa
2001 — conf
The transfer function of low delay maximally flat lowpass FIR digital filters.
ISCAS (2)
Yukio Mori, Naoyuki Aikawa
2000 C conf
A design method of low delay FIR bandpass filters.
ISCAS
Atsushi Ogata, Naoyuki Aikawa, Masamitsu Sato
1998 — conf
Design method of analog lowpass filters with monotonic response and arbitrary flatness.
ICECS
Takehisa Ueda, Naoyuki Aikawa, Masamitsu Sato
1998 — conf
Design of FIR filters for images based on properties of human vision.
EUSIPCO
Naoyuki Aikawa, Masamitsu Sato