juniorliu95 / covid_fear

Fear of Infection and Sufficient Vaccine Reservation Information Might Drive Rapid Coronavirus Disease 2019 Vaccination in Japan: Evidence from Twitter Analysis

LIU Junyu

Email | Google Scholar

I am a researcher in Toshiba R&D center. My goal is to improve the efficiency and reduce the cost by propose and implement data analysis solutions to practical problems in the manufacturing and infrastructure environment. I am also very passionate about medical informatics and hope that my research will help to achieve more accurate, efficient and cost-effective diagnosis and decision making.

Experience

Customer engineer

Scale AI - Tokyo, Japan 11, 2023 - Present

• provide technical support for local customer in Japanese
• solutions for optimizing platform tools

Researcher

Toshiba - Kanagawa, Japan
4, 2022 - 10, 2023

• Focus on the practical problems in the manufacturing and infrastructure environment.
• Deploying and adjusting SOTA models on consignment projects.

Algorithm engineer

Hikvision - Hangzhou, China
4, 2019 - 9, 2019

• I proposed an algorithm for active learning. Results were presented at a conference.
• I implemented the then-current deep learning model CornerNet and tested it on the company's product development dataset.

Algorithm engineer

HY Medical Tech - Beijing, China
4, 2018 - 7, 2018

• I participated in the development of an automated medical examination platform.
• Two papers were published according to my algorithm.

Education

PhD candidate, Medical Science

Kyoto University - Kyoto, Japan
4, 2023 - 9, 2025

PhD candidate (quit), Computer Science

Kyoto University - Kyoto, Japan
10, 2019 - 4, 2022

Master, Electrical Engineering

Harbin Institute of Technology - Harbin, China
9, 2017 - 7, 2019

Bachelor, Electrical Engineering

Harbin Institute of Technology - Harbin, China
9, 2013 - 7, 2017

Skills

• Programming Language：python, C++, Javascript
• Data analytics: SQL, pyTorch, scikit-learn, pandas, numpy
• Theories: machine learning, deep learning, image processing, NLP

Projects

Public opinion analyses on Covid-19 vaccine

12, 2021 - 5, 2022

• Code of "Fear of Infection and Sufficient Vaccine Reservation Information Might Drive Rapid Coronavirus Disease 2019 Vaccination in Japan: Evidence from Twitter Analysis"
• Link to the project repository

Fingerprint orientation field analysis

4, 2017 - 4, 2018

• Code of "Orienet: A regression system for latent fingerprint orientation field extraction"
• Link to the project repository

Languages

• English (business level)
• Japanese (business level)
• Chinese (native)

Interests

• Time series
• Medical informatics
• Semi-supervised learning