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1

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

2

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

3

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

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

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

6

The Nguyen infantry under the reign of Emperor Minh Mang (1820-1840)

Infantry was the largest branch and the backbone of the Nguyen army in the first half of the nineteenth century, yet under the reign of Minh Mang, it has so far been treated only incidentally within...

Author: Trần Khanh Thiện, Minh Tâm Hoàng Dương

Keyword: infantry Nguyen military institutions Emperor Minh Mang capital troops provincial troops

7

Digital transformation in administrative reform at a higher education institution: a case study of Vinh University

This study evaluates the current state of digital transformation in administrative reform at Vinh University during the 2020-2025 period based on five pillars: institutions and governance,...

Author: Tran Thuy Nga Thi, Pham Quynh Nga Thi

Keyword: digital transformation administrative reform university governance data governance digital services.

8

The role of the ASEAN Factor in Vietnam’s foreign policy (1995-2005)

Vietnam officially joined the Association of Southeast Asian Nations (ASEAN) on July 28, 1995, marking an important milestone in the expansion of Vietnam’s foreign relations and international...

Author: Nguyen Chuong Anh, Tuấn Nguyễn Văn, Như Nguyễn Thị Phương, Ngọc Nguyễn Thị Yến

Keyword: ASEAN ASEAN factor foreign policy Vietnam

9

That Phu Co Mieu: the historical presence of the ethnic Chinese community in Cu Lao Pho and heritage valorisation

That Phu Co Mieu is a representative heritage site of the ethnic Chinese community in Cu Lao Pho, closely associated with the emergence of Nong Nai Dai Pho in the late seventeenth century. This...

Author: Võ Thị Ánh Tuyết, Hop Dao Vinh Hop vinh

Keyword: That Phu Co Mieu Cu Lao Pho ethnic Chinese community cultural heritage

10

Discourse markers in casual conversations: a conversation analysis approach

Discourse markers, such as well, you know, so, and right, are ubiquitous in everyday spoken English, yet they are often perceived as semantically empty elements. Adopting a Conversation Analysis (CA)...

Author: Pham Diem Ngoc

Keyword: Discourse markers Conversation Analysis (CA) spoken English pragmatics casual interaction pragmatic functions; language teaching

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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