activity
20202025
most citedCorrelation between COVID-19 morbidity and mortality rates in Japan and local population density, temperature and absolute humidity

131 citations · 375 across the 8 of their papers we have counts for

collaborators

8 papers

physics.med-ph2025

Roadmap towards Personalized Approaches and Safety Considerations in Non-Ionizing Radiation: From Dosimetry to Therapeutic and Diagnostic Applications

Ilkka Laakso, Margarethus Marius Paulides, Sachiko Kodera +24

This roadmap provides a comprehensive and forward-looking perspective on the individualized application and safety of non-ionizing radiation (NIR) dosimetry in diagnostic and thera…

cs.LG2022★ 31 cited

COVID-19 forecasting using new viral variants and vaccination effectiveness models

Essam A. Rashed, Sachiko Kodera, Akimasa Hirata

Background: Recently, a high number of daily positive COVID-19 cases have been reported in regions with relatively high vaccination rates; hence, booster vaccination has become nec…

q-bio.PE2021★ 2 cited

Mobility-Dependent and Mobility-Compensated Effective Reproduction Number of COVID-19 Viral Variants: New Metric for Infectivity Evaluation

Sachiko Kodera, Essam A. Rashed, Akimasa Hirata

During epidemics, estimation of the effective reproduction number (ERN) associated with infectious disease is a challenging topic for policy development and medical resource manage…

cs.AI2021★ 17 cited

Knowledge discovery from emergency ambulance dispatch during COVID-19: A case study of Nagoya City, Japan

Essam A. Rashed, Sachiko Kodera, Hidenobu Shirakami +3

Accurate forecasting of medical service requirements is an important big data problem that is crucial for resource management in critical times such as natural disasters and pandem…

physics.med-ph2020★ 78 cited

Human Exposure to Radiofrequency Energy above 6 GHz: Review of Computational Dosimetry Studies

Akimasa Hirata, Sachiko Kodera, Kensuke Sasaki +5

International guidelines/standards for human protection from electromagnetic fields have been revised recently, especially for frequencies above 6 GHz where new wireless communicat…

physics.med-ph2020★ 17 cited

Model-based approach for analyzing prevalence of nuclear cataracts in elderly residents

Sachiko Kodera, Akimasa Hirata, Fumiaki Miura +5

Recent epidemiological studies have hypothesized that the prevalence of cortical cataracts is closely related to ultraviolet radiation. However, the prevalence of nuclear cataracts…

q-bio.PE2020★ 131 cited

Correlation between COVID-19 morbidity and mortality rates in Japan and local population density, temperature and absolute humidity

Sachiko Kodera, Essam A. Rashed, Akimasa Hirata

This study analyzed the morbidity and mortality rates of the COVID-19 pandemic in different prefectures of Japan. Under the constraint that daily maximum confirmed deaths and daily…

q-bio.PE2020★ 99 cited

Influence of Absolute Humidity, Temperature and Population Density on COVID-19 Spread and Decay Durations: Multi-prefecture Study in Japan

Essam A. Rashed, Sachiko Kodera, Jose Gomez-Tames +1

This study analyzed the spread and decay durations of the COVID-19 pandemic in different prefectures of Japan. During the pandemic, affordable healthcare was widely available in Ja…