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Koichi Fujiwara

Research Institute for Electronic Science

31H-index
250Paper Count
3.8KCitation Count
Published Papers 60
Publication Date
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Dogs display context-dependent behavioral responses to subtle owner-derived multimodal stimuli
errFrontiers in Veterinary Science
IF2.9
err2026-09-01
err0
errOAAI
errRI Rio Ikeda †; MS Maaya Saito †; YI Yuki Iwata; TO Takumi Ozono; TT Tsige Tadesse Alemayoh; TK Takatomi Kubo; EI Ei-Ichi Izawa; KF Koichi Fujiwara; TY Toshitaka Yamakawa; KO Kazunori Ohno; TK Takefumi Kikusui; MN Miho Nagasawa
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Intraoperative lactate as an early risk marker in laparoscopic liver resection and its association with modifiable hemodynamic parameters: a retrospective cohort study
errJournal of Anesthesia
IF2.7
err2026-05-06
err0
errOAAI
errToshiyuki Nakanishi; Misato Furuta; Daiki Yamazoe; Masashi Shibano; Yuto Makino; Tatsuya Tsuji; Koichi Fujiwara; Kazuya Sobue
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Machine-learning evaluation of driving performance in schizophrenia: A pilot study with short-duration driving simulator tasks
errTransportation Research Interdisciplinary Perspectives
IF3.8
err2026-01-24
err0
errOAAI
errKoichi Fujiwara; Shuji Tsunoda; Seiko Miyata; Akiko Yamaguchi; Shogo Kitagawa; Yuki Konishi; Reiji Yoshimura; Isao Taguchi; Yutaka Sawa; Kunihiro Iwamoto; Norio Ozaki
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Prediction of Long-Term Prognosis in Infantile Epileptic Spasms Syndrome of Unknown Etiology Based on Hypsarrhythmia by Self-Attention Autoencoder
errIEEE Journal of Biomedical and Health Informatics
IF6.8
err2025-12-22
err0
errOAAI
errRyosuke Suzui; Jun Natsume; Masahiro Kawaguchi; Yuji Ito; Hiroyuki Yamamoto; Tomohiko Nakata; Hiroyuki Kidokoro; Yoshiyuki Takahashi; Saito Tatsuki; Koichi Fujiwara
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Root cause identification of fault in hot-rolling process by causal plot
errDigital Chemical Engineering
IF4.1
err2025-08-25
err0
errOAAI
errKoichi Fujiwara; Yoshiaki Uchida; Taketsugu Osaka
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In-hospital evaluation of an app-based seizure detection system in dogs: timely detection of generalized tonic-clonic seizures
errFRONTIERS IN VETERINARY SCIENCE
IF2.9
err2025-04-29
err0
errOAAI
errHirashima, Junya; Saito, Miyoko; Hasegawa, Daisuke; Asada, Rikako; Kitagawa, Masato; Ito, Daisuke; Kanazono, Shinichi; Fujiwara, Koichi
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Adaptive soft-sensor update by Latest Sample Targeting Frustratingly Easy Domain Adaptation
errCHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS
IF3.8
err2024-12-01
err0
errOAAI
errKatayama, Kaito; Yamamoto, Kazuki; Fujiwara, Koichi
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Polysomnographic features prior to dream enactment behaviors in isolated rapid eye movement sleep behavior disorder
errCLINICAL NEUROPHYSIOLOGY
IF3.6
err2024-10-01
err2
errOAAI
errDate, Shumpei; Sumi, Yukiyoshi; Fujiwara, Koichi; Imai, Makoto; Ogawa, Keiko; Kadotani, Hiroshi
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Blunted tachycardia and cardiac sympathetic denervation in isolated rapid eye movement sleep behavior disorder
errBMC NEUROLOGY
IF2.2
err2024-09-04
err0
errOAAI
errSaeda, Shota; Sumi, Yukiyoshi; Fujiwara, Koichi; Kadotani, Hiroshi
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Development and Validation of a Prediction Model for Acute Hypotensive Events in Intensive Care Unit Patients
errJOURNAL OF CLINICAL MEDICINE
IF2.9
err2024-05-09
err0
errOAAI
errNakanishi, Toshiyuki; Tsuji, Tatsuya; Tamura, Tetsuya; Fujiwara, Koichi; Sobue, Kazuya
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Predictive Modeling for Hospital Readmissions for Patients With Heart Disease: An Updated Review From 2012–2023
errIEEE JOURNAL OF BIOMEDICAL AND HEALTH INFORMATICS
IF6.8
err2024-04-01
err0
PREAI
errZhang, Wei; Cheng, Weihan; Fujiwara, Koichi; Evans, Richard; Zhu, Chengyan
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Frustration control during driving using auditory false heart rate feedback
errTRANSPORTATION RESEARCH PART F-TRAFFIC PSYCHOLOGY AND BEHAVIOUR
IF4.4
err2024-02-01
err1
errOAAI
errOta, Koshi; Fujiwara, Koichi; Hiraoka, Toshihiro
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Heat illness detection with heart rate variability analysis and anomaly detection algorithm
errBIOMEDICAL SIGNAL PROCESSING AND CONTROL
IF4.9
err2024-01-01
err3
errOAAI
errFujiwara, Koichi; Ota, Koshi; Saeda, Shota; Yamakawa, Toshitaka; Kubo, Takatomi; Yamamoto, Aozora; Maruno, Yuki; Kano, Manabu
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Driver Drowsiness Detection Using R-R Interval of Electrocardiogram and Self-Attention Autoencoder
errIEEE TRANSACTIONS ON INTELLIGENT VEHICLES
IF14.3
err2024-01-01
err2
errOAAI
errFujiwara, Koichi; Iwamoto, Hiroki; Hori, Kentaro; Kano, Manabu
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Association between postinduction hypotension and postoperative mortality: a single-centre retrospective cohort study
errCANADIAN JOURNAL OF ANESTHESIA-JOURNAL CANADIEN D ANESTHESIE
IF3.3
err2023-11-21
err5
errOAAI
errNakanishi, Toshiyuki; Tsuji, Tatsuya; Sento, Yoshiki; Hashimoto, Hiroya; Fujiwara, Koichi; Sobue, Kazuya
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Learning curve of i-gel insertion in novices using a cumulative sum analysis
errSCIENTIFIC REPORTS
IF3.9
err2023-05-02
err0
errOAAI
errNakanishi, Toshiyuki; Sakamoto, Seishi; Yoshimura, Manabu; Fujiwara, Koichi; Toriumi, Takashi
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Auditory Feedback of False Heart Rate for Video Game Experience Improvement
errIEEE TRANSACTIONS ON AFFECTIVE COMPUTING
IF9.8
err2023-01-01
err5
errOAAI
errOgawa, Sayaka; Fujiwara, Koichi; Kano, Manabu
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Wearable sensor device-based detection of decreased heart rate variability in Parkinson's disease
errJOURNAL OF NEURAL TRANSMISSION
IF4
err2022-07-14
err7
PREAI
errSuzuki, Masashi; Nakamura, Tomohiko; Hirayama, Masaaki; Ueda, Masamichi; Hatanaka, Mai; Harada, Yumiko; Nakatochi, Masahiro; Nakatsubo, Daisuke; Maesawa, Satoshi; Saito, Ryuta; Fujiwara, Koichi; Katsuno, Masahisa
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Oxytocin Dynamics in the Body and Brain Regulated by the Receptor for Advanced Glycation End-Products, CD38, CD157, and Nicotinamide Riboside
errFRONTIERS IN NEUROSCIENCE
IF3.2
err2022-07-07
err9
errOAAI
errHigashida, Haruhiro; Furuhara, Kazumi; Lopatina, Olga; Gerasimenko, Maria; Hori, Osamu; Hattori, Tsuyoshi; Hayashi, Yasuhiko; Cherepanov, Stanislav M.; Shabalova, Anna A.; Salmina, Alla B.; Minami, Kana; Yuhi, Teruko; Tsuji, Chiharu; Fu, PinYue; Liu, Zhongyu; Luo, Shuxin; Zhang, Anpei; Yokoyama, Shigeru; Shuto, Satoshi; Watanabe, Mizuki; Fujiwara, Koichi; Munesue, Sei-ichi; Harashima, Ai; Yamamoto, Yasuhiko
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R-R interval-based sleep apnea screening by a recurrent neural network in a large clinical polysomnography dataset
errCLINICAL NEUROPHYSIOLOGY
IF3.6
err2022-07-01
err8
errOAAI
errIwasaki, Ayako; Fujiwara, Koichi; Nakayama, Chikao; Sumi, Yukiyoshi; Kano, Manabu; Nagamoto, Tetsuharu; Kadotani, Hiroshi
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Research Directions

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Co-authors
Cooperation Journals
S
S. Oda
H-index: 176 · Papers: 2.5K
J
J. Jia
H-index: 162 · Papers: 2.5K
O
O. Jinnouchi
H-index: 155 · Papers: 2.1K
F
F. Ellinghaus
H-index: 154 · Papers: 2.2K
D
D. d’Enterria
H-index: 153 · Papers: 2.3K
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