Katsuhiko Ogasawara

Scopus Author ID Researcher Name Resolver ID ORCID

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 32

Top Topics

Coronavirus Disease

Bone Mineral Density

Top Venues

JMIR infodemiology

Healthcare (Basel, Switzerland)

Journal of medical Internet research

JMIR public health and surveillance

This page only lists publications with an associated author ORCID identifier.

Publications

Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Correction: Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Correction: Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Correction: Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Kazuki Ohashi, Miho Sato, Kensuke Fujiwara, Takumi Tanikawa, Yasuhiro Morii, Katsuhiko Ogasawara
Spatial accessibility of home visiting nursing: An exploratory ecological study. Health science reports 7 (9) (2024)
Ryuichiro Ueda, Feng Han, Hongjian Zhang, Tomohiro Aoki, Katsuhiko Ogasawara
Verification in the Early Stages of the COVID-19 Pandemic: Sentiment Analysis of Japanese Twitter Users. JMIR infodemiology 4 (2024)
Hongjian Zhang, Katsuhiko Ogasawara
Grad-CAM-Based Explainable Artificial Intelligence Related to Medical Text Processing. Bioengineering (Basel, Switzerland) 10 (9) (2023)
Ryuichiro Ueda, Ayato Goto, Ryuki Kita, Katsuhiko Ogasawara
Development of a Model for the Spread of Nosocomial Infection Outbreaks Using COVID-19 Data. Healthcare (Basel, Switzerland) 10 (3) (2022)
Kunihiro Iwata, Katsuhiko Ogasawara
Assessment of the Efficiency of Non-Invasive Diagnostic Imaging Modalities for Detecting Myocardial Ischemia in Patients Suspected of Having Stable Angina. Healthcare (Basel, Switzerland) 11 (1) (2022)
Masami Mukai, Katsuhiko Ogasawara
Analysis of Factors Hindering the Dissemination of Medical Information Standards. Healthcare (Basel, Switzerland) 10 (7) (2022)
Jieyu Zhao, Yuchen Yang, Katsuhiko Ogasawara
Measuring the Inequalities in the Distribution of Public Healthcare Resources by the HRDI (Health Resources Density Index): Data Analysis from 2010 to 2019. Healthcare (Basel, Switzerland) 10 (8) (2022)
Feng Han, ZiHeng Zhang, Hongjian Zhang, Jun Nakaya, Kohsuke Kudo, Katsuhiko Ogasawara
Extraction and Quantification of Words Representing Degrees of Diseases: Combining the Fuzzy C-Means Method and Gaussian Membership. JMIR formative research 6 (11) (2022)
Kunihiro Iwata, Katsuhiko Ogasawara
Assessment of the Efficiency of Non-Invasive Diagnostic Imaging Modalities for Detecting Myocardial Ischemia in Patients Suspected of Having Stable Angina. Healthcare (Basel, Switzerland) 11 (1) (2022)
Kunihiro Iwata, Katsuhiko Ogasawara
Assessment of the Efficiency of Non-Invasive Diagnostic Imaging Modalities for Detecting Myocardial Ischemia in Patients Suspected of Having Stable Angina. Healthcare (Basel, Switzerland) 11 (1) (2022)
Honoka Tamori, Hiroko Yamashina, Masami Mukai, Yasuhiro Morii, Teppei Suzuki, Katsuhiko Ogasawara
Acceptance of the Use of Artificial Intelligence in Medicine Among Japan's Doctors and the Public: A Questionnaire Survey. JMIR human factors 9 (1) (2022)
Shintaro Tsuji, Xiaoqian Jiang, Naoki Takahashi, Hongjian Zhang, Katsuhiko Ogasawara, Gouqian Jiang
Developing a RadLex-Based Named Entity Recognition Tool for Mining Textual Radiology Reports: Development and Performance Evaluation Study. Journal of medical Internet research 23 (10) (2021)
Ryusuke Suzuki, Teppei Suzuki, Shintaro Tsuji, Kensuke Fujiwara, Hiroko Yamashina, Akira Endoh, Katsuhiko Ogasawara
A Bayesian Network-Based Browsing Model for Patients Seeking Radiology-Related Information on Hospital Websites: Development and Usability Study. Journal of medical Internet research 23 (1) (2021)
Yuji Sase, Daiki Kumagai, Teppei Suzuki, Hiroko Yamashina, Yuji Tani, Kensuke Fujiwara, Takumi Tanikawa, Hisashi Enomoto, Takeshi Aoyama, Wataru Nagai, Katsuhiko Ogasawara
Characteristics of Type-2 Diabetics Who are Prone to High-Cost Medical Care Expenses by Bayesian Network. International journal of environmental research and public health 17 (15) (2020)
Tomoko Shimoda, Teppei Suzuki, Kaori Tsutsumi, Mina Samukawa, Sadako Yoshimura, Katsuhiko Ogasawara
Association between Physical Activity Levels and Body Composition among Healthy Older Japanese Adults during a Snowy Winter: A Cross-Sectional Study. International journal of environmental research and public health 17 (15) (2020)
Yasuhiro Morii, Seiichi Furuta, Tomoki Ishikawa, Kensuke Fujiwara, Hiroko Yamashina, Katsuhiko Ogasawara
Projecting supply and demand for pharmacists in pharmacies based on the number of prescriptions and system dynamics modeling. Human resources for health 18 (1) (2020)
Shintaro Tsuji, Tomoki Ishikawa, Yasuhiro Morii, Hongjian Zhang, Teppei Suzuki, Takumi Tanikawa, Jun Nakaya, Katsuhiko Ogasawara
Cost-Effectiveness of a Continuous Glucose Monitoring Mobile App for Patients With Type 2 Diabetes Mellitus: Analysis Simulation. Journal of medical Internet research 22 (9) (2020)
Shin Hasegawa, Teppei Suzuki, Ayako Yagahara, Reiko Kanda, Tatsuo Aono, Kazuaki Yajima, Katsuhiko Ogasawara
Changing Emotions About Fukushima Related to the Fukushima Nuclear Power Station Accident-How Rumors Determined People's Attitudes: Social Media Sentiment Analysis. Journal of medical Internet research 22 (9) (2020)
Teppei Suzuki, Tomoko Shimoda, Noriko Takahashi, Kaori Tsutsumi, Mina Samukawa, Sadako Yoshimura, Katsuhiko Ogasawara
Factors Affecting Bone Mineral Density Among Snowy Region Residents in Japan: Analysis Using Multiple Linear Regression and Bayesian Network Model. Interactive journal of medical research 7 (1) (2018)
Ayako Yagahara, Keiri Hanai, Shin Hasegawa, Katsuhiko Ogasawara
Relationships Among Tweets Related to Radiation: Visualization Using Co-Occurring Networks. JMIR public health and surveillance 4 (1) (2018)
Tomohiro Aoki, Teppei Suzuki, Ayako Yagahara, Shin Hasegawa, Shintaro Tsuji, Katsuhiko Ogasawara
Analysis of the Regionality of the Number of Tweets Related to the 2011 Fukushima Nuclear Power Station Disaster: Content Analysis. JMIR public health and surveillance 4 (4) (2018)
Satoshi Kaga, Teppei Suzuki, Katsuhiko Ogasawara
Willingness to Pay for Elderly Telecare Service Using the Internet and Digital Terrestrial Broadcasting. Interactive journal of medical research 6 (2) (2017)
Teppei Suzuki, Yuji Tani, Katsuhiko Ogasawara
Behavioral Analysis of Visitors to a Medical Institution's Website Using Markov Chain Monte Carlo Methods. Journal of medical Internet research 18 (7) (2016)
Naoki Nishimoto, Mizuki Ota, Ayako Yagahara, Katsuhiko Ogasawara
Estimating the Duration of Public Concern After the Fukushima Dai-ichi Nuclear Power Station Accident From the Occurrence of Radiation Exposure-Related Terms on Twitter: A Retrospective Data Analysis. JMIR public health and surveillance 2 (2) (2016)