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1

Effects of nitrogen and potassium rate on yield and quality of cucumber under sandy loam soil

Nitrogen (N) and potassium (K) are essential macronutrients for cucumbers. Supplying these nutrients in adequate and balanced amounts promotes healthy plant growth, resulting in high yields and...

Author: Nguyen Huu Hien, Phi Nguyen Dinh, Thanh Nguyen Cong

Keyword: Cumcumber nitrogen potassium quality yield

2

Improving acoustic modeling for Vietnamese speech recognition via noise modeling

Automatic speech recognition (ASR) for Vietnamese still suffers severe accuracy loss in everyday acoustic scenes crowded with overlapping speech, popular music, traffic, and office equipment. We...

Author: Nguyen Phuong Thu

Keyword: Vietnamese Speech Recognition Acoustic Modeling Noise Modeling Data Augmentation TDNN-LSTM

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

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

5

Study on effective mode area by Ge20Sb5Se75 suspended-core fiber filled with carbon disulfide

This paper presents a study on the effective mode area and effective refractive index of a suspended-core photonic crystal fiber based on a Ge20Sb5Se75 chalcogenide with CS2-filled air holes, with the...

Author: Lanh Chu Van

Keyword: Suspended-core photonic crystal fiber chalcogenide carbon disulfide effective mode area

6

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

7

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

8

Study on the implementation of community-based instruction in grade 2 Natural and Social sciences in Binh Chanh district, Ho Chi Minh City

Community-based instruction is one of the innovative educational approaches aimed at improving educational quality and contributing to developing a sustainable society. This study evaluates teachers'...

Author: Nguyen Minh Giang

Keyword: Community-based instruction Natural and Social sciences primary school students Binh Chanh Ho Chi Minh City.

9

From natural ecosystems to digital education ecosystems: comparison, challenges, and the development of Mathematics teaching skills for Pre-service primary teachers

This paper analyzes three types of ecosystems: (1) Natural ecosystems, (2) Educational ecosystems, and (3) Digital education ecosystems, comparing their structures, operational mechanisms,...

Author: Quyên Chu Vĩnh

Keyword: Active learning attitude motivation self-directed learning learning strategies.

10

Research on the development of lower secondary school principals based on a job position approach

The current educational reform in Vietnam requires lower secondary school principals to meet professional standards and demonstrate leadership capabilities and adaptability to practical demands. Core...

Author: Phong Luong Hong

Keyword: Principals lower secondary school job position approach team development

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
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  • Email: vinhuni@vinhuni.edu.vn
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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

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