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1

Integrate deep neural network and support vector machine to improve the quality of voice processing in internet of things devices

Along with the development of science and technology, especially internet of things (IOT), IOT-related products increasingly contribute to improving people’s life. Among those products, it is...

Author: An Nguyễn Năng

Keyword: Deep learning voice recongnition I-vector Internet of Thing.

2

Building exercises to develop calculation capacity for the 11th grade students in teaching the topic “Sulfur and sulfur compounds” in high school

Calculation capacity is one of the specific competencies that need to be developed for students, formed mainly in teaching Mathematics and other subjects, including Chemistry. The development of...

Author: Dung Nguyen Xuan, Than Pham Hong, Huyen Phan Thi Minh

Keyword: Calculation capacity; chemistry exercises; Sulfur and sulfur compounds; high school; students.

3

Using altach 5EC to treat the roots of Allium fistulosum L. contributing to improving the effectiveness of the “Chromosomal structural mutations” exercises in Genetics - Evolution at Biology Department, Vinh University

In this study, a commercial insecticide, Altach 5EC, has been used to investigate its cytotoxic effects on chromosomes and mitosis of cells in the root tip of Allium fistulosum L. The result indicated...

Author: Thao Nguyen Thi

Keyword: Allium fistulosum L.; chromosome mutations; commercial insecticide; index mitosis.

4

Study on scheduling problem towards targeted outreach, applied to university scheduling

This paper focuses on researching, analyzing, and evaluating universities scheduling problem which requires scheduling multiple classes, different teachers and classrooms, along with various...

Author: Thanh Tran Hai

Keyword: Scheduling university Tabu search optimazation constraints.

5

Characterization of up-conversion luminescent nano materials containing Tm(III)/Yb(III) based on NaYF4 host

This study aimed to investigate the properties of up-conversion luminescent nanomaterials containing Tm(III) and Yb(III) based on NaYF4 host. The materials were synthesized using the hydrothermal...

Author: Huong Tran Thu, Phuong Ha Thi, Vinh Le Thi, Hang Phan Dieu, Thuy Nguyen Thu, Ngoan Dao Thi, Phong Tu Anh, nguyet nguyen thi

Keyword: Up - conversion luminescence hydrothermal method Tm(III)/Yb(III) NaYF4 substrate.

6

Research on the application of artificial intelligence techniques in price forecasting of some commodities

The global economy is significantly impacted by changes in the price of primary commodities. As a result, both the academic and professional sectors have paid attention to price predictions for major...

Author: Son Nguyen Thai

Keyword: Primary Commodities Price Forecasting GMDH ANFIS ANN LSTM

7

Study to build a goods arranging and classification system based on Internet of Things

In this paper, we focus on researching and building a system with the function of automatically classifying or classifying products assigned QR Code codes, applying Internet of Things technology and...

Author: Hiep L H

Keyword: QR Code Internet of Things LabVIEW Image processing Sensor

8

An overview of quantum resistance digital signatures based on hash functions

Facing the challenge of developing quantum computers, quantum-resistant digital signature algorithms have been developed based on hash functions and have received the attention of many scientists....

Author: Do Bac Thi, Khit Bounsaveng

Keyword: Quantum-resistant Digital signature Hash function Information security Cryptography

9

The relationship of agricultural land use and nutritional loading in the Ca River basins

The purpose of this research is to determine the relationship between the land area in the agricultural watershed and the nutrient load in the Ca River basin. Eight sampling sites in the Ca River...

Author: Le Huu Tien, Ha Thanh Thi Kim, Ho Phuong Thi, Nguyen Tien Xuan

Keyword: Ca River nutrient load agriculture water quality

10

Study of the impact of timer on network conference and CPU processing performance when implementing OSPF-v3 in IPv6 network

Nowadays, the Open Shortest Path First (OSPF) routing protocol is very commonly used in IPv6 network infrastructure. OSPF uses a variety of Timers to reduce the number of Overhead messages. These...

Author: Hiep L H, Viet Ho Mau, Quy Duong Thi, Yen Tran Thi, Bich Nga Nguyen Thi, Tuan Nguyen Quoc

Keyword: OSPF Timer network convergence CPU performance convergence time OSPFv3 protocol.

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: 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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