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1

Developing a product rating prediction model based on customer text feedback using machine learning algorithms

This study focuses on predicting product rating scores from customer text feedback. This task combines the challenges of natural language processing (NLP) with the class imbalance phenomenon commonly...

Author: Ha Dien Thi Hong

Keyword: Product rating prediction customer text feedback natural language processing (NLP) machine learning models model performance evaluation

2

A study on machine learning-based approaches for early detection of Parkinson’s disease

Parkinson’s disease (PD) is a progressive neurodegenerative disorder characterized by the gradual loss of dopaminergic neurons in the brain, leading to both motor and non-motor symptoms. This study...

Author: Huong Tran Thi

Keyword: Parkinson’s Disease Early Diagnosis Machine Learning XGBoost Random Forest Clinical Data Analysis

3

Machine learning-based methods for supporting fake news detection

In the context of rapidly disseminating online information, fake news has emerged as a serious threat to information security and public trust. Traditional detection methods based on content analysis...

Author: Anh Tran Thi Lan

Keyword: Fake news detection hypergraph neural networks machine learning graph-based models HGFND

4

Modeling and simulation of light focusing through an absorbing interface based on the Debye– Török–Fedorov–Nakajima framework

We develop a unified Debye–Török–Fedorov–Nakajima (DTFN) model for tight focusing across an absorbing interface, extending the Debye–Wolf/Török integrals to complex refractive indices by enforcing the...

Author: Do Trang Mai, Nguyen Quan The

Keyword: High-NA focusing absorbing interface complex refractive index Debye–Wolf integral Fedorov–Nakajima branch condition vectorial point-spread function stratified media biomedical optics

5

Proposal for STEM education competency framework for Primary education university students according to CDIO approach

In the context of fundamental and comprehensive general education reform in Vietnam, STEM education competence among primary school teachers has become an urgent requirement to meet the demands of...

Author: nhung Nguyễn thị phương

Keyword: STEM education competencies primary teacher education CDIO framework primary school teachers

6

Fiber dispersion measurements using Mach-Zehnder interferometer

We present an efficient technique for measuring chromatic dispersion using a modified Mach-Zehnder interferometer in conjunction with with a supercontinuum light source. Newport's femto White photonic...

Author: Trung Lê Cảnh

Keyword: Chromatic dispersion broad band light Mach-Zehnder interferometer

7

Organize teaching of probability situations to develop collaborative problem-solving skills for 7th grade students

In the current innovation in teaching mathematics, fostering students' collaborative problem-solving skills is one of the key objectives for improving learning quality. In teaching probability,...

Author: Chung Do Van, Thang Nguyen Chien, Ha Nguyen Thanh, Phuong Phung Lan, Thuy Chu Minh

Keyword: Critical thinking collaborative problem-solving probability teaching situations seventh-grade students

8

Developing digital competence for 7th graders through teaching with audio theme stations (Natural science subject)

This paper analyzes the potential for developing digital competence in 7th-grade students through station-based learning integrated with technology under the theme “Sound Reflection - Combating Noise...

Author: Nguyễn Chung Thành, Tuong Hai Duy, Tran Chat Ngoc, Phuong Thu Hien Thi

Keyword: Digital competence station-based learning Grade 7 Natural Sciences sound anti noise pollution

9

Political and ideological education for university students on cyberspace

In the context of rapid digital transformation and deep international integration, political and ideological education for students in cyberspace has become an urgent task to safeguard the ideological...

Author: Gian Nguyen Thi Ha

Keyword: Ideological and political affairs political and ideological education cyberspace digital transformation

10

Designing lighting control circuit for developing image scanning device of bullet and cartridge case trace

Firearms are highly lethal weapons primarily used in the military, security, sports, hunting. In addition to their historical, cultural, and national defense significance, firearm-related crime...

Author: Trang Đinh Thị Huyền

Keyword: Firearm examination equipment to examine gun and bullet traces lighting control circuit

Vinh University journal of science

Tạp chí khoa học Trường Đại học Vinh

ISSN: 1859 - 2228

Governing body: Vinh University

  • Address: 182 Le Duan - Vinh City - Nghe An province
  • Phone: (+84) 238.3855.452 - Fax: (+84) 238.3855.269
  • Email: vinhuni@vinhuni.edu.vn
  • Website: https://vinhuni.edu.vn

 

License: 163/GP-BTTTT issued by the Minister of Information and Communications on May 10, 2023

Open Access License: Creative Commons CC BY NC 4.0

 

CONTACT

Editor-in-Chief: Assoc. Prof., Dr. Tran Ba Tien
Email: tientb@vinhuni.edu.vn

Deputy editor-in-chief: Assoc. Prof., Dr. Phan Van Tien
Email: vantienkxd@vinhuni.edu.vn

Sub-Editor: Dr. Do Mai Trang
Email: domaitrang@vinhuni.edu.vn

Editorial assistant: Msc. Le Tuan Dung, Msc. Phan The Hoa, Msc. Pham Thi Quynh Nga, Msc. Tran Thi Thai

  • Address: 4th Floor, Executive Building, No. 182, Le Duan street, Vinh city, Nghe An province.
  • Phone: (+84) 238-385-6700 | Hotline: (+84) 97-385-6700
  • Email: editors@vujs.vn
  • Website: https://vujs.vn

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