hps Laboratory

Journal Papers

1. J. Hirashima, M. Saito, D. Hasegawa, R. Asada, M. Kitagawa, D. Ito, S. Kanazono, K. Fujiwara: In-hospital Evaluation of an App-based Seizure Detection System in Dogs: Timely Detection of Generalized Tonicclonic Seizures, Frontiers in Veterinary Science. vol. 12, https://doi.org/10.3389/fvets.2025.1558274 (2005)
2. K. Fujiwara, T. Kawaji, S. Saeda, T. Yamakawa, M. Kato, T. Aizawa, T. Yokomatsu, S. Miki: IoT-based atrial fibrillation screening system, development and prospective study, IEEE Internet of Things Journal, 12 (11), 17661 - 17673 (2025)
3. •K. Katayama, K. Yamamoto, *K. Fujiwara: Adaptive Soft-sensor Update by Latest Sample Targeting Frustratingly Easy Domain Adaptation, Chemometrics and Intelligent Laboratory Systems, 105246 (2024)
4. S. Saeda, Y. Sumi, K. Fujiwara, H. Kadotani: Blunted tachycardia and cardiac sympathetic denervation in isolated rapid eye movement sleep behavior disorder, BMC Neurology, 24, 317 (2024)
   
5. S. Date, Y. Sumi, K. Fujiwara, M. Imai, K. Ogawa, H. Kadotani: Polysomnographic features prior to dream enactment behaviors in isolated rapid eye movement sleep behavior disorder, Clinical Neurophysiology, 166, 74-84 (2024)
6. T. Nakanishi, T. Tsuji, T. Tamura, K. Fujiwara, K. Sobue: Development and validation of the prediction model for acute hypotensive events in intensive care unit patients, Journal of Clinical Medicine, 13(10), 2786 (2024)
7. T. Kikusui, M. Yagisawa, K. Koyama, Y. Shishikura, K. Fujiwara, K Kume, K. Nomoto, M. Nagasawa: Beacon-based sleep-wake monitoring in dogs, The Journal of Veterinary Medical Science, 86(6), 631-635 (2024)
8. K. Fujiwara, H. Iwamoto, K. Hori, M. Manabu: Driver Drowsiness Detection Using R-R Interval of Electrocardiogram and Self-Attention Autoencoder, IEEE Transactions on Intelligent Vehicles,9(1),2956 - 2965 (2024)
9. K. Ota, K. Fujiwara, T. Hiraoka: Frustration Control during Driving Using Auditory False Heart Rate Feedback for Road Rage Prevention, Transportation Research Part F: Psychology and Behaviour, 101, 375-386 (2024)
10. W. Zhang, W. Cheng, K. Fujiwara, R. Evans, C. Zhu: Predictive Modeling for Hospital Readmissions for Patients with Heart Disease: An updated review from 2012-2023, IEEE Journal of Biomedical and Health Informatics, 28(4), 2259-2269 (2024)
11. T. Nakanishi, T. Tsuji, Y. Sento, H. Hashimoto, K. Fujiwara, K. Sobue: Association between post-induction hypotension and postoperative mortality: A single-center retrospective cohort study, Canadian Journal of Anesthesia, 71, 343–352 (2024)
12. K. Fujiwara, K. Ota, S. Saeda T. Yamakawa, T. Kubo, A. Yamamoto, Y. Maruno, M. Kano: Heat Illness Detection with Heart Rate Variability Analysis and Anomaly Detection Algorithm, Biomedical Signal Processing and Control, 87, part A, 105520 (2023)
13. A. Joudaki, J. Takeda, A. Masuda, R. Ode, K. Fujiwara, K. Ohno: FexSplice: a LightGBM-based model for predicting the splicing effect of a single nucleotide variant affecting the first nucleotide G of an exon, Gene, 14(9), 1765 (2023)
14. R. Ode, K. Fujiwara, M. Miyajima, T. Yamakawa, M. Kano, K. Jin, N. Nakasato, Y. Sawai, T. Hoshida, M. Iwasaki, Y. Murata, S. Watanabe, Y. Watanabe, Y. Suzuki, M. Inaji, N. Kunii, S. Oshino, H. M. Khoo, H. Kishima, T. Maehara: Development of an epileptic seizure prediction algorithm using R–R intervals with self-attentive autoencoder, Artificial Life and Robotics, 28, 403–409 (2023)
15. T. Nakanishi, S. Sakamoto, M. Yoshimura, K. Fujiwara, T. Toriumi: Learning curve of i-gel insertion in novices: a prospective observational study with cumulative sum analysis, Scientific Reports, 13, 7121 (2023)
16. *S. Ogawa, K. Fujiwara, M. Kano: Auditory Feedback of False Heart Rate for Video Game Experience Improvement, IEEE Transactions on Affective Computing, 14(1), 487 - 497 (2023)
17. T. Saito, K. Fujiwara: Causal Analysis of Nitrogen Oxides Emissions Process in Coal-Fired Power Plant with LiNGAM, Frontiers in Analytical Science, https://doi.org/10.3389/frans.2023.1045324 (2023)
18. Y. Uchida, K. Fujiwara, T. Saito, T. Osaka: Causal Plot: Causal-based Fault Diagnosis Method based on Causal Analysis, Processes, 10(11), 2269 (2022)
19. K. Fujiwara, Y. Goto, Y. Sumi, M. Kano, H. Kadotani: Sleep-EEG-based Parameters for Discriminating Fatigue and Sleepiness, Frontiers in Sleep, https://doi.org/10.3389/frsle.2022.975415 (2022)
20. A. Noguchi, T. Takano, K. Fujiwara, M. Miyajim, T. Yamakawa: Interactive system for optimal position selection of a patch-type R–R interval telemeter, Artificial Life and Robotics, https://doi.org/10.1007/s10015-022-00815-1 (2022)
21. S. Saeda, K. Fujiwara, T. Kinoshita, Y. Sumi, M. Matsuo, H. Kadotani, K. Yamaki and T. Kawashima: Effects of Pleasant Sound on Overnight Sleep Condition； A Crossover Randomized Study, Frontiers in Sleep, https://doi.org/10.3389/frsle.2022.986333 (2022)
22. M. Suzuki, T. Nakamura, M. Hirayama, M. Ueda, M. Hatanaka, Y. Harada, M. Nakatochi, D. Nakatsubo, S. Maesawa, K. Fujiwara, M. Katsuno: Wearable Sensor Device-based Detection of Decreased Heart Rate Variability in Parkinson's Disease, Journal of Neural Transmission, 129, 1299–1306 (2022)
23. *T. Uchida, K. Fujiwara, K. Nishioji, M. Kobayashi, M. Kano, Y. Itoh, H. Kadotani: Medical Checkup Data Analysis Method Based on LiNGAM and Its Application to Nonalcoholic Fatty Liver Disease, Artificial Intelligence In Medicine, 128, 102310 (2022)
24. *A. Iwasaki, K. Fujiwara, C. Nakayama, Y. Sumi, M. Kano, T. Nagamoto, K. Iseki, H. Namakura, H. Kadotani: Validation of R-R interval and neural network-based sleep apnea screening method with large clinical polysomnography dataset, Clinical Neurophysiology, 139, 80-89 (2022)
25. *S. Nagata, K. Fujiwara, K. Kuga, H. Ozaki: Prediction of GABA Receptor Antagonist-Induced Convulsion in Cynomolgus Monkeys by combining Machine Learning and Heart Rate Variability Analysis, Journal of Pharmacological and Toxicological Methods, 112, 107127 (2021)
26. T. Ibe, K. Fujiwara, T. Hiraoka, E. Abe, T. Yamakawa: Development of Game-like System using Active Behavior Input for Wakefulness Keeping Support in Driving, IEEE Transactions on Intelligent Vehicles,6 (2), 323 - 332 (2021)
27. *K. Fujiwara, S. Miyatani, A. Goda, M. Miyajima, T. Sasano, M. Kano: Autoencoder-based Extrasystole Detection and Modification on RRI data for Precise Heart Rate Variability Analysis, Sensors,21(9), 3235 (2021)
28. T. Hamasaki, T. Yamakawa, K. Fujiwara, H. Harashima, K. Nakamura, Y. Ikuta, T. Yamamoto. Y. Hasegawa, T. Takezaki, A. Mukasa: Sympathetic hyperactivity, hypertension, and tachycardia induced by stimulation of the ponto-medullary junction in humans, Clinical Neurophysiology, 132(6), 1264-1273 (2021)
    
29. *Y. Goto, K. Fujiwara, Y. Sumi, M. Matsuo, M. Kano and Hiroshi Kadotani: Work habit-related sleep debt; insights from factor identification analysis of actigraphy data, Frontiers in Public Health, 10, 630640 (2021)
30. *A. Iwasaki, C. Nakayama, K. Fujiwara, Y. Sumi, M. Matsuo, M. Kano, H. Kadotani: Screening of sleep apnea based on heart rate variability and long short-term memory, Sleep and Breathing, 25, pages1821–1829 (2021)
31. Y. Sumi, C. Nakayama, H. Kadotani, M. Matsuo, Y. Ozeki, T. Kinoshita, Y. Goto, M. Kano, T. Yamakawa, M. Ohira, K. Ogawa, K. Fujiwara: Resting heart rate variability is associated with subsequent orthostatic hypotension: comparison between healthy older people and patients with rapid eye movement sleep behavior disorder, Frontiers in Neurology, 11, 567984 (2020)
32. *T. Abe, K. Fujiwara, T. Inoue, T. Kubo, T. Yamakawa, S. Nomura, M. Suzuki, and M. Kano: Optimal Design of Neuroprotective Focal Brain Cooling Device Using Surrogate Model Approach, IEEE Transactions on Medical Robotics and Bionics, 2(4), 681 - 691 (2020)
33. T. Yamakawa, M. Miyajima, K. Fujiwara, M. Kano, Y. Suzuki, Y. Watanabe, S. Watanabe, T. Hoshida, M. Inaji, T. Maehara: Wearable Epileptic Seizure Prediction System with Machine-Learning-Based Anomaly Detection of Heart Rate Variability, Sensors, 20(14), 3987 (2020)
34. M. Murayama, M. Nagasawa, M. katayama, K. Ikeda, T. Kubo, T. Yamakawa, K. Fujiwara, T. Kikusui: Trial of evaluation of emotions using heart rate variability in free moving dogs, Japanese Journal of Animal Psychology, https://doi.org/10.2502/janip.70.1.1 (2020)
35. *K. Fujiwara, Y. Huang, K. Hori, K. Nishioji, M. Kobayashi, M. Kamaguchi, M. Kano: Over-and Under-Sampling Approach for Extremely Imbalanced and Small Minority Data Problem in Health Record Analysis, Frontiers in Public Health, 78, 178 (2020)
36. X. Zhang, T. Wada, K. Fujiwara, M. Kano: Regression and independence based variable importance measure, Computers and Chemical Engineering, 135 (6), 106757 (2020)
37. *T. Kinoshita, K. Fujiwara, M. Kano, K. Ogawa, Y. Sumi, M. Matsuo, H. Kadotani: Sleep Spindle Detection using RUSBoost and Synchrosqueezed Wavelet Transform, IEEE Transactions on Neural Systems & Rehabilitation Engineering, 28 (2), 390-398 (2020)
38. *C. Nakayama, K. Fujiwara, Y. Sumi, M. Matsuo, M. Kano and H. Kadotani: Obstructive sleep apnea screening by heart rate variability-based apnea/normal respiration discriminant model, Physiological Measurement, 40 (12), 125001 (2019)
39. M. Katayama, T. Kubo, T. Yamakawa, K. Fujiwara, K. Nomoto, K. Ikeda, K. Mogi, M. Nagasawa and T. Kikusui: Emotional Contagion From Humans to Dogs Is Facilitated by Duration of Ownership, Frontiers in Psychology, 10, 1678 https://doi.org/10.3389/fpsyg.2019.01678 (2019)
40. *K. Fujiwara, E. Abe, K. Kamata, C. Nakayama, Y. Suzuki, T. Yamakawa, T. Hiraoka, M. Kano, Y. Sumi, F. Masuda, M. Matsuo, H. Kadotani: Heart Rate Variability-based Driver Drowsiness Detection and its Validation with EEG, IEEE Transactions on Biomedical Engineering, 66(6), 1769-1778 (2019)
    
41. *K. Hata, K. Fujiwara, T. Inoue, T. Abe, T. Kubo, T. Yamakawa, S. Nomura, H. Imoto, M. Suzuki, M. Kano, Epileptic Seizure Suppression by Focal Brain Cooling with Recirculating Coolant Cooling System: Modeling and Simulation, IEEE Transactions on Neural Systems & Rehabilitation Engineering, 27(2), 162-171 (2019)
42. *K. Kamata, K. Fujiwara, T. Kinoshita, M. Kano: Missing RRI Interpolation Algorithm based on Locally Weighted Partial Least Squares for Precise Heart Rate Variability Analysis, Sensors 18(11), 3870 (2018)
43. T. Hamasaki, M. Morioka, K. Fujiwara, C. Nakayama, M. Harada, K. Sakata, Y. Hasegawa, T. Yamakawa, K. Yamada: A. Mukasa: Is hemifacial spasm affected by changes in the heart rate? - A study using heart rate variability analysis, Clinical Neurophysiology, 129(10), 2205-2214 (2018)
44. *T. Kodama, K. Kamata, *K. Fujiwara, M. Kano, T. Yamakawa, I. Yuki. Y. Murayama: Schemic stroke detection by analyzing heart rate variability in rat middle cerebral artery occlusion model, IEEE Transactions on Neural Systems & Rehabilitation Engineering, 26(6), 1152-1160, (2018)
45. *K. Fujiwara and M. Kano: Nearest Correlation-Based Input Variable Weighting for Soft-sensor Design, Frontiers in Chemistry, 6(171), doi:10.3389/fchem.2018.00171 (2018)
46. 伊部達郎，平岡敏洋，阿部恵里花，藤原幸一，山川俊貴: 運転中の能動的行為によるドライバの覚醒維持効果と運転安全性,自動車技術会論文集,48(2), 463-469 (2017)
47. M. Matsuo, F. Masuda, Y. Sumi, M. Takahashi, N. Yamada, M. H. Ohira, K. Fujiwara, T. Kanemura and H. Kadotani: Comparisons of Portable Sleep Monitors of Different Modalities: Potential as Naturalistic Sleep Recorders, Frontiers in Neurology, 7(110), doi: 10.3389/fneur.2016.00110 (2016)
48. *K. Fujiwara, M. Miyajima, T. Yamakawa, E. Abe, Y. Suzuki, Y. Sawada, M. Kano, T. Maehara, K. Ohta, T. Sasai-Sakuma, T. Sasano, M. Matsuura, and E. Matsushima: Epileptic Seizure Prediction Based on Multivariate Statistical Process Control of Heart Rate Variability Features, IEEE Transactions on Biomedical Engineering, 63(6), 1321-1332 (2016)
49. T. Kanemura, H. Kadotani, M. Matsuo, F. Masuda, K. Fujiwara , M. Ohira and N. Yamada: Evaluation of a Portable Two-channel Electroencephalogram Monitoring System to Analyze Sleep Stages, Journal of Oral and Sleep Medicine, 2(2), 101-108 (2016)
50. *E. Abe, K. Fujiwara, T. Hiraoka, T. Yamakawa and M. Kano: Development of Drowsiness Detection Method by Integrating Heart Rate Variability Analysis and Multivariate Statistical Process Control, SICE Journal of Control, Measurement, and System Integration, 9(1), 10-17 (2016)
51. *K. Fujiwara and M. Kano: Efficient Input Variable Selection for Soft-senor Design based on Nearest Correlation Spectral Clustering and Group Lasso, ISA Transactions, 58(9), 367-369 (2015)
52. T. Miyano, K. Fujiwara, M. Kano, H. Tanabe, H. Nakagawa, T. Watanabe and H. Minami: Efficient wavenumber selection based on spectral fluctuation dividing and correlation-based clustering for calibration modeling, Chemometrics and Intelligent Laboratory Systems, 148(15), 85-94 (2015)
53. H. Chigira, A. Maeda, M. Kobayashi, K. Fujiwara, T. Hiraoka, A. Tanaka, T. Tanaka: A Study on Heart Rate Monitoring in Daily Life by Using a Surface-Type Sensor, SICE Journal of Control, Measurement, and System Integration, 8(1), 74-78 (2015)
54. M. Kano and K. Fujiwara: Virtual Sensing Technology in Process Industries: Trends and Challenges Revealed by Recent Industrial Applications, Journal of Chemical Engineering of Japan, 46(1), 1-17 (2013)
55. *K. Fujiwara, H. Sawada and M. Kano: Input Variable Selection for PLS Modeling Using Nearest Correlation Spectral Clustering, Chemometrics and Intelligent Laboratory Systems, 118(15), 109-119 (2012)
56. K. Fujiwara, M. Kano and S. Hasebe: Development of Correlation-Based Pattern Recognition Algorithm and Adaptive Soft-Sensor Design, Control Engineering Practice, 20(4), 371-378 (2012)
57. K. Fujiwara, M. Kano and S. Hasebe: Correlation-based Spectral Clustering for Flexible Process Monitoring, Journal of Process Control, 21(10), 1438-1448 (2011)
58. K. Fujiwara, M. Kano, and S. Hasebe: Development of Correlation-based Clustering Method and Its Application to Software Sensing, Chemometrics and Intelligent Laboratory Systems, 101(2), 130-138 (2010)
59. K. Fujiwara, M. Kano and S. Hasebe: Soft-Sensor Development using Correlation-Based Just-In-Time modeling, AIChE Journal, 55(7), 1754-1765 (2009)
60. 藤原幸一, 加納学, 長谷部伸治:相関型Just-In-Timeモデリングによるソフトセンサの設計, 計測自動制御学会論文集, 44(4), 317-324 (2008)
61. 藤原幸一, 加納学, 長谷部伸治, 大野弘:ウェーブレット解析を用いたバッチプロセス操作プロファイルの最適化, 計測自動制御学会論文集, 42(10), 1143-1149 (2006)
62. 藤原幸一, 加納学, 長谷部伸治, 大野弘: 運転データに基づく階層型品質改善システムの開発-品質制御のための操作変数選択, 計測自動制御学会論文集, 42(8), 909-915 (2006)
63. 加納学, 藤原幸一, 長谷部伸治, 大野弘: 運転データに基づく品質改善のための定性的品質情報の定量化, 計測自動制御学会論文集, 42, 902/908 (2006)

Conference Processings

1. Y. Tahashi, K. Fujiwara: Development of anomaly detection models independent of noise and missing values using graph Laplacian regularization, ESCAPE 35, Ghent, Belgium, Jul 6-9 (2025)
2. Chang-Chien, C. Chen, R. Ode, K. Fujiwara, T. Yamakawa, T. Kubo, M. Miyajima, S. Maesawa, M. Iwasaki, A. Fujimoto, M. Inaji, T. Maehara, M. Kano: Epileptic Seizure Prediction and Validation via a Self-Attention Auto-Encoder and Binary Classifier Combined Approach, AES 2024, Los Angels, CA, Dec. 6-10 (2024)
3. S. Saeda, K. Fujiwara, Y. Sumi, H. Kadotani: Heart rate variability-based Model for estimating the severity of orthostatic hypotension in patients with REM sleep behavior disorder, IEEE EMBC 2024, Orland, FL, Jul 15-19 (2024)
4. R. Suzui, J. Natsume, T. Saito, K. Fujiwara: Long-short term memory autoencoder using delta with beta bands of EEG enables highly accurate prediction of seizure outcome in Infantile Epileptic Spasms Syndrome of unknown etiology, IEEE EMBC 2024, Orland, FL, Jul 15-19 (2024)
5. Y. Tahashi, R. Ode, K. Fujiwara, J. Takeda, K. Ohno: Detection of pre-mRNA involved in abnormal splicing using Graph Neural Network and Nearest Correlation Method, IEEE EMBC 2024, Orland, FL, Jul 15-19 (2024)
6. K. Katayama, K. Yamamoto, K. Fujiwara, Adaptive Soft Sensor for Sudden Changes in Process characteristics based on Transfer Learning, ESCAPE34-PSE24, Florence, Italy, Jun 2 to Jun 6 (2024)
7. Saito, K. Fujiwara, R. Suzui, J. Natsume, The power spectrum in lower frequency bands during fast oscillations predicts the long-term prognosis in West syndrome, AES 2023, Orland, FL, Dec 1-5 (2023)
8. S. Date, Y. Sumi, K. Fujiwara, M. Imai, K. Ogawa, H. Kadotani: Beta band functional connectivity increases prior to dream enactment behavior in patients with idiopathic/isolated REM sleep behavior disorder, World Sleep 2023, Rio de Janeiro, Brazil, Oct 20-25 (2023)
9. S. Saeda, K. Fujiwara, T. Yamakawa, Y. Sumi, H. Kadotani: Logistic Regression Model for Orthostatic Hypotension Detection in REM sleep behavior disorder Using Heart Rate Variability, World Sleep 2023, Rio de Janeiro, Brazil, Oct 20-25 (2023)
10. T. Nakanishi, K. Fujiwara, K. Sobue: Prediction model of postoperative pain exacerbation using an intravenous patient-controlled analgesia device and a wearable electrocardiogram sensor, IEEE EMBC 2023, Sydney, Juy 24-17 (2023)
11. Y. Uchida, K. Fujiwara, T. Saito, T. Osaka: Process Fault Diagnosis Method Based on MSPC and LiNGAM and its Application to Tennessee Eastman Process, IFAC IMS 2022, Tel-Aviv, Israel, Mar. 28-30  (2022)
12. N. Inatsu, A. Noguchi, K. Ota, K. Fujiwara, T. Kubo, T. Yamakawa, Preliminary study using autoencoder for early detection of heat illness from heart rate variability obtained with wearable device, APSIPA ASC 2021 (Tokyo & Hybrid), Dec. 14 – 17 (2021)
13. K. Iwamoto, K. Hori, Fujiwara, M. Kano: Real-Driving-Implementable Drowsy Driving Detection Method Using Heart Rate Variability Based on Long Short-Term Memory and Autoencoder, IFAC BMS 2021, Ghent, Belgium, Sept. 19-22 (2021)
14. C. Garcia, T. Kubo, C. L. Chang, M. Hisada, T. Bando, M. Kato, M. Mori, K. Takenaka, T. Yamakawa, K. Fujiwara, K. Ikeda: Evaluating Mental State of Drivers in Automated Driving Using Heart Rate Variability towards Feasible Request-to-Intervene, IEEE SMC, Virtual (Toronto, Canada), Oct. 11-14 (2020)
15. A. Iwasaki, C. Nakaysma, K. Fujiwara, Y. Sumi, M. Matsuo, M. Kano, H. Kadotani: Development of a Sleep Apnea Detection Algorithm  Using Long Short-Term Memory and Heart Rate Variability, IEEE EMBC 2019, Jul 23-27, Berlin (2019)

1. T. Uchida, K. Fujiwara, T. Inoue, Y. Maruta, M. Kano, and M. Suzuki: Analysis of VNS Effect on EEG Connectivity with Granger Causality and Graph Theory, APSIPA ASC 2018, Nov. 12-15 (2018)
2. S. Miyatani, K. Fujiwara, and M. Kano: Deniosing Autoencoder-based Modification of RRI data with Premature Ventricular Contraction for Precise Heart Rate Variability Analysis, IEEE EMBC, Jul 17-21, Hawaii (2018)
3. K. Hata, T. Abe, T. Inoue, K. Fujiwara, T. Kubo, T. Yamakawa, S. Nomura, H. Imoto, M. Suzuki, and M. Kano: CFD-Based Design of Focal Brain Cooling System for Suppressing Epileptic Seizures, PSE World Congress, Jul 1-5, San Diego (2018)
4. S. Ogawa, K. Fujiwara, E. Abe, T. Yamakawa, and M. Kano: Design of False Heart Rate Feedback System for Improving Game Experience, IEEE ICCE2018, Jan. 12-14, Las Vegas (2018)
5. R. Sato, K. Fujiwara, M. Tani,J. Mori, J. Ise, K. Harada, and M. Kano: Causal Analysis based onNon-time-series Kernel Granger Causality in a Steelmaking Process, IEEE ASCC2017, Dec.17-20,Gold Coast (2017)
6. T. Kodama, K. Kamata, K. Fujiwara, M. Kano, T. Yamakawa, I. Yuki, Y. Murayama: A New Infarction Detection Method Based on Heart Rate Variability in Rat Middle Cerebral Artery Occlusion Model, IEEE EMBC2017, Jul. 10-15, Jeju, Korea (2017)
7. K. Hata, K. Fujiwara, M. Kano, T. Inoue, S. Nomura, H. Imoto, M. Suzuki: Design of Focal Brain Cooling System for Suppressing Epileptic Seizures, IEEE EMBC2017, July. 10-15, Jeju, Korea (2017)
8. K. Fujiwara, and M. Kano: Development of Correlation-based Process Characteristics Visualization Method and Its Application to Fault Detection, IEEE ICCA2017, Jul. 3-5, Ohrid, Macedonia (2017)
9. K. Kamata, K. Fujiwara, T. Yamakawa, and M. Kano: Missing RRI interpolation for HRV analysis using Locally-Weighted Partial Least Squares Regression, IEEE EMBC 2016, Aug. 16-20,Orlando, FL (2016)
10. K. Hata, K. Fujiwara, M. Kano, T. Inoue, S. Nomura, H. Imoto, and M. Suzuki: CFD-based Design of Focal Brain Cooling Device for Preventing Epileptic Seizures, PSE Asia 2016, Jul. 25-27, Tokyo (2016)
11. Y. Satoyama, K. Fujiwara, and M. Kano: Variable Elimination-based Fault Identification, PSE Asia 2016, Jul. 25-27, Tokyo (2016)
12. Y. Satoyama, K. Fujiwara, and M. Kano: Variable Elimination-Based Contribution for Accurate Fault Identification, DYCOPS-CAB 2016, Jun. 6-8, Norway (2016)
13. E. Abe, H. Chigira, K. Fujiwara, T. Yamakawa, and M. Kano: Development of Photoplethysmogram Sensor-embedded Video Game Controller, IEEE ICCE 2016, Jan. 8-11, Las Vegas (2016)
14. K. Kamata, K. Fujiwara, T. Kodama, M. Kano, T. Yamakawa, N. Kobayashi, and F. Shimizu: Development of Stroke Detection Method by Heart Rate Variability Analysis and Support Vector Machine, APSIPA ASC 2015, Dec. 17-19, Hong Kong (2015)
15. E. Abe, K. Fujiwara, H. Chigira, T. Yamakawa, K. Kano: Heart Rate Monitoring by Pulse Sensor Embedded Game Controller, APSIPA ASC 2015, Dec. 17-19, Hong Kong (2015)
16. T. Yamakawa, R. Kinishita, K. Fujiwara, M. Kano, M. Miyajima, T. Sakata, Y. Ueda: Accuracy Comparison of Two Microcontroller-embedded R-wave Detection Methods for Heart-rate Variability Analysis, APSIPA ASC 2015, Dec. 17-19, Hong Kong (2015)
17. H. Chigira, T. Hori, K. Fujiwara, T. Hiraoka and T. Tanaka: Heart rate monitoring on steering wheel using surface type sensor, ITS World Congress 2015, Bordeaux, France, Oct. 5-9 (2015)
18. C. Nakayama, K. Fujiwara, M. Matsuo, M. Kano, and H. Kodotani: Development of sleep apnea syndrome screening method by using heart rate variability analysis and support vector machine, IEEE EMBC2015, Aug. 25-19, Milan, Italy (2015)
19. T. Uchimaru, K. Hazama, K. Fujiwara and M.Kano: Correlation-based Group-wise Selection of Input Variables for PLS Regression and Its Applications to Chemical Processes, SICE Annual Conference 2015, Hangzhou, China, Jul. 28-30 (2015)
20. T. Uchimaru, K. Hazama, K. Fujiwara and M. Kano: Nearest Correlation Louvain Method for Fast and Good Selection of Input Variables of Statistical Model, ADCHEM 2015, Jun 7-10, Whistler, Canada (2015)
21. K. Fujiwara and M. Kano: Calibration Model Design based on Weighted Nearest Correlation Spectral Clustering, ASCC2015, May 31-Jun. 3, Kota Kinabalu, Malaysia (2015)
22. T. Uchimaru, K. Hazama, K. Fujiwara and M. Kano: Efficient Wavenumber Selection Based on Nearest Correlation Louvain Method for NIR Calibration Modeling, ASCC2015, May 31-Jun. 3, Kota Kinabalu, Malaysia (2015)
23. K. Fujiwara, E. Abe, Y. Suzuki, M. Miyajima, T. Yamakawa, M. Kano, T. Maehara, K. Ohta and T. Sasano: Epileptic Seizure Monitoring by One-Class Support Vector Machine, APSIPA ASC 2014, Dec. 9-12, Siem Reap, Cambodia (2014)
24. E. Abe, K. Fujiwara, T. Hiraoka, T. Yamakawa, and M. Kano: Development of Drowsy Driving Accident Prediction by Heart Rate Variability Analysis, APSIPA ASC 2014, Dec. 9-12, Siem Reap, Cambodia (2014)
25. T. Yamakawa, K. Fujiwara, M. Miyajima, E. Abe, M. Kano, and Y. Ueda: Real-Time Heart Rate Variability Monitoring Employing a Wearable Telemeter and a Smartphone, APSIPA ASC 2014, Dec. 9-12, Siem Reap, Cambodia (2014)
26. H. Hashimoto, K. Fujiwara, S. Yoko, M. Miyajima, T. Yamakawa, M. Kano, T. Maehara, K. Ohta, T. Sasano, M. Matsuura, E. Matsushima: Epileptic Seizure Monitoring by Using Multivariate Statistical Process Control, CAB2013, Mumbai, India, Dec 15-17 (2013)
27. T. Yamakawa, K. Fujiwara, M. Kano, M. Miyajima, Y. Suzuki, T. Maehara, K. Ohta, T. Sasano, M. Matsuura, E. Matsushima: Development of a Wearable HRV Telemetry System to Be Operated by Non-Experts in Daily Life, APSIPA ASC 2013, Kaohsiung, Taiwan, Oct 29-Nov 1 (2013)
28. H. Hashimoto, K. Fujiwara, S. Yoko, M. Miyajima, T. Yamakawa, M. Kano, T. Maehara, K. Ohta, T. Sasano, M. Matsuura, E. Matsushima: Heart Rate Variability Features for Epilepsy Seizure Prediction, APSIPA ASC 2013, Kaohsiung, Taiwan, Oct 29-Nov 1 (2013)
29. K. Fujiwara and M. Kano: Efficient Input Variable Selection for Calibration Model Design, ASCC2013, Istanbul, Turkey, Jun 23-26 (2013)
30. K. Fujiwara and M. Kano: Input Variable Selection based on the Correlation-based Variable Clustering, IFPAC2013, Baltimore, Maryland, Jan 22-25 (2013)
31. K. Fujiwara, M. Kano, and S. Hasebe: Correlation-based Spectral Clustering for Flexible Soft-Sensor Design, DYCOPS 2010, Leuven, Belgium, July 5-7 (2010)
32. K. Fujiwara, M. Kano, and S. Hasebe: Development and Application of a New Spectral Clustering Algorithm, AIChE Annual Meeting, Nashville, US, Nov. 8-13 (2009)
33. K. Fujiwara, M. Kano, and S. Hasebe: Development of Correlation-Based Pattern Recognition and Its Application to Adaptive Soft-Sensor Design, ICROS-SICE International Joint Conference 2009, Fukuoka, Japan, August 18-21 (2009)
34. K. Fujiwara, M. Kano and S. Hasebe: Correlation-Based Pattern Recognition and Its Application to Adaptive Soft-Sensor Design, ADCHEM 2009, Istanbul, Turkey, July 12-15 (2009)
35. K. Fujiwara, Y. Mukai, M. Kano and S. Hasebe: Development of a New Pattern Recognition Method and Its Application to Just-In-Time Modeling, AIChE Annual Meeting, paper688b, Philadelphia, PA, Nov. 16-21 (2008)
36. K. Fujiwara, M. Kano and S. Hasebe: Soft-sensor design for time-varying processes through correlation-based Just-In-Time modeling, FOCAPO 2008 , Boston, Massachusetts June 29-July 2 (2008)
37. K. Fujiwara, M. Kano and S. Hasebe: Correlation-based Just-In-Time modeling for soft-sensor design, ESCAPE18, Lyon, France, June 1-4 (2008)
38. Y. Mukai, K. Tasaka, K. Fujiwara, M. Kano and S. Hasebe: Batch Process Modeling and Optimization through Wavelet Coefficient Regression, PSE Asia 2007, Xi’an, China, Aug. 15-18 (2007)
39. M. Kano, K. Fujiwara, S. Hasebe and H. Ohno: Modeling and Optimization of Batch Process through Wavelet Analysis and Multivariate Analysis, DYCOPS 8, Cancun, Mexico, June 6-8 (2007)
40. M. Kano, K. Fujiwara, S. Hasebe and H. Ohno: Modeling and Optimization of Batch Process Operation through Wavelet Analysis and Multivariate Analysis, AIChE2006 Annual Meeting, San Francisco, CA, Nov. 13-17 (2006)
41. M. Kano, K. Fujiwara, S. Hasebe, and H. Ohno:Operation Profile Optimization for Batch Process through Wavelet Analysis and Multivariate Analysis, SICE-ICASE International Joint Conference 2006, Oct. 18-21, Busan, Korea (2006)
42. K. Fujiwara, M. Kano, S. Lee, S. Hasebe, and H. Ohno: Hierarchical Control and Monitoring System for Product Quality Improvement, PSE Asia 2005, Seoul, Korea, Aug. 17-19 (2005)
43. M. Kano, K. Fujiwara, S. Hasebe, and H. Ohno: Product Quality Improvement Using Multivariate Data Analysis, the 16th IFAC World Congress, Prague, Czech Republic, Jul. 3-8 (2005)
44. M. Kano, K. Fujiwara, S. Hasebe, and H. Ohno: Data-Driven Approach for Product Quality/Yield Improvement: How to Specify Target of Qualitative Quality Variables, AIChE Annual Meeting, Austin, TX, Nov. 7-12 (2004)
45. M. Kano, K. Fujiwara, S. Hasebe, and H. Ohno: Data-Driven Approach for Product Quality/Yield Improvement: How to Specify Target of Qualitative Quality Variables, the 10th APPChE, Kitakyushu, Japan, Oct. 17-21 (2004)
46. M. Kano, K. Fujiwara, S. Hasebe, and H. Ohno: Data-Driven Quality Improvement Handling Qualitative Variables, DYCOPS 7, Cambridge, July 5-7 (2004)

Patents

特願2024-082500	藤原幸一，予知装置
特許7602250	藤原幸一，加納学，堀憲太郎，岩本洋紀：居眠り検知装置、検知方法、及びコンピュータプログラム
PCT/JP2024/032814（JST国際出願支援）	藤原幸一，小枝正汰，角谷寛，角幸頼：分類装置、分類方法、プログラム、記録媒体、自律神経機能障害を評価する診断支援装置
特願2024-069495	中西俊之，藤原幸一：換気困難予測装置、換気困難予測方法、及びプログラム
特願2023-184458	中西俊之，藤原幸一：予測モデル生成装置、予測装置、予測モデル生成方法、予測方法及びプログラム
特願2023-149455	藤原幸一，小枝正汰，角谷寛，角幸頼：分類装置
特願2023-119252	滝川正晃，藤原幸一，角田柊二：スチームポップの発生を予測するためのプログ
PCT/JP2024/ 24465	滝川正晃，藤原幸一，角田柊二：焼灼巣の大きさを示すデータを出力するためのプログラム
特願2022-169896	藤原幸一，尾崎紀夫，岩本邦弘，宮田聖子，角田 柊二：分類システム
PCT/JP2023/012844	藤原幸一，永田祥也：不整脈重症度分類装置
PCT/JP2020/005	藤原幸一，加納学，堀憲太郎，岩本洋紀：居眠り検知装置、検知方法、及びコンピュータプログラム
特許7431414	藤原幸一，太田鴻志，山川俊貴，久保孝富：熱中症発症検知装置
特許74031664（PCT/JP2020/ 52）	藤原幸一，仲山千佳夫，岩崎絢子：睡眠時無呼吸症候群判定装置、睡眠時無呼吸症候群判定方法、及び、睡眠時無呼吸症候群判定プログラム
特許7416432（PCT/JP2020/ 52）	藤原幸一，坂根史弥：てんかん発作予測装置、心電指標データの分析方法、発作予測コンピュー タプログラム、モデル構築装置、モデル構築方法、モデル構築コンピュータプログラム
特許6691334	藤原幸一，仲山千佳夫，加納学：無呼吸識別システム及びコンピュータプログラム
特許6344912	藤原幸一，加納学：てんかん性発作兆候検知装置、てんかん性発作兆候検知モデル生成装置、てんかん性発作兆候検知方法、てんかん性発作兆候検知モデル生成方法、てんかん性発作兆候検知プログラムおよびてんかん性発作兆候検知モデル生成プログラム
特許6375496（特開2015-226696）	山川俊貴，藤原幸一，平岡敏洋，阿部恵里花：眠気検出方法及び眠気検出装置
特許5661594（特開2013-99143）	藤原幸一，須山 敬之：予測モデル構築装置、方法、及びプログラム、並びに発電量予測装置、及び方法
特許5457737（特開2011-008562）	加納学，藤原幸一：プラント制御情報生成装置及び方法、並びにそのためのコンピュータプログラム