Methodology

Camellia megasepala Hung T. Chang & Trin Ninh, found in Na Hang district, Tuyen Quang province, contains a significant amount of flavonoids and polyphenols, which are important phenolic compounds known for their various biological activities beneficial to human health, including antibacterial and antiinflammatory effects. This study applied the response surface methodology (RSM) to examine the influence of extraction factors on the polyphenol and flavonoid content in golden tea leaves.

8p vijiraiya 19-05-2025 1 1   Download

In the rapidly evolving landscape of commerce and industry, the integration of Big Data analytics stands as a pivotal innovation driving transformation across market prediction and supply chain optimization. This paper delves into the methodologies and technologies underpinning behind the harnessing of Big Data to enhance predictive accuracy in market trends prediction and streamline supply chain processes.

13p vijiraiya 19-05-2025 2 1   Download

Nghiên cứu này được thực hiện nhằm mục đích tối ưu hóa quá trình trích ly và phân tích một số tính chất hóa lý dầu từ hạt Sachi (Sacha inchi). Thiết kế thí nghiệm theo Box - Behnken trong phương pháp đáp ứng bề mặt (Response Surface Methodology) đã xây dựng được mô hình tối ưu cho quy trình trích ly với công suất siêu âm 338W, thời gian 52 phút và tỉ lệ nguyên liệu/dung môi 1/10 thì hiệu suất thu hồi đạt 83,09%.

5p vijiraiya 19-05-2025 1 1   Download

To evaluate the effects of auriculotherapy on treating insomnia at Department of Traditional Medicine and Physical Therapy, Tan Phu District Hospital, Ho Chi Minh city. Methods: Includes 64 patients were treated with auriculotherapy, according to the research methodology, clinical trial, assess the results before and after treatment.

5p vijiraiya 19-05-2025 1 1   Download

Task-based language teaching (TBLT) has gained widespread recognition as a leading teaching approach globally, prompting extensive research into various aspects of this methodology. Despite this, little research has been done to evaluate assessment in TBLT principles. To address this gap, this study seeks to examine the application of Task-Based Language Assessment (TBLA) in several Vietnamese universities, where TBLT is implemented as the main teaching methodology. A

9p vijiraiya 19-05-2025 1 1   Download

Through applying conventional research methodologies in physical education and sports, this study has developed a systematic digital transformation process, accompanied by four digital product sets demonstrating significant positive effects on 7-year-old blind and visually impaired children. Empirical trials have validated the efficacy of 66 digital-transformed exercises.

5p vimitsuki 06-05-2025 1 1   Download

By employing regular scientific research methodologies in physical education and sports, this study has identified four key solutions to improve the quality of training for bachelor's degree programs in Physical Education at Bac Ninh Sports University. These solutions aim to meet society's evolving needs and demands.

4p vimitsuki 06-05-2025 1 1   Download

The present study aims to explore the utilization of a depression symptom database, employing classical machine learning techniques, with a focus on the Random Forest algorithm alongside other methodologies, to assess and diagnose stress levels.

12p visarada 28-04-2025 1 1   Download

The loss of life in floods is due to both drowning and/or the spread of disease epidemics. The objectives of this study is to focus on estimating appropriate methods and functions for assessing the potential damages to human life in river basin due to floods.

3p vimaito 11-04-2025 1 1   Download

In this paper, the authors have based on the methodologies of historical materialism and diffusionism, as well as research methods such as comparison, analysis and synthesis, logic and history, abstraction and generalization.

14p viling 11-10-2024 3 0   Download

This study investigates the impact of teaching methodologies with probabilistic programming language R on student performance across various topics in probability theory and statistics. Integrative teaching strategies has shown impressive efficiency in enhancing student’s critical thinking skills, creativity, and ability to solve complex problems.

8p vipanly 28-10-2024 1 1   Download

This paper presents a comprehensive comparative analysis of the impacts of two significant Free Trade Agreements (FTAs) – the Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) and the European Union-Vietnam Free Trade Agreement (EVFTA) – on Vietnam’s textile industry. Utilizing a quantitative research methodology, the study systematically examines trade data to assess the relative effects of these agreements.

12p viyuhi 26-03-2025 7 1   Download

In the context of technological and educational advancement, the integration of technology and online platforms has yielded significant impacts on online pedagogical methodologies. This report presents the application of the online teaching software Classin, which has elicited positive and innovative changes in Mathlish’s online math classes.

11p viaburame 14-03-2025 4 1   Download

In Vietnam, a tea-producing country, the tea buds and top three leaves are normally used for tea production while older leaves are pruned and discarded as agricultural waste in the winter. The present study aimed to exploit catechins from pruned tea leaves and use them as natural antioxidants for applications in the food industry.

12p vibecca 01-10-2024 5 2   Download

The purpose of this study was to find the optimal conditions for extracting polyphenols from Vietnamese tropical almond leaves (Terminalia catappa L.) and to assess the anti-diabetic activities of the resulting extract. The polyphenol extraction from Vietnamese tropical almond leaves was optimized using the response surface methodology.

12p vibecca 01-10-2024 5 2   Download

Quantitative reverse transcription PCR (RT-qPCR) paired with stem-loop was utilized in this study to establish a process for detecting miRNA-425-5p in human plasma, contributing to accurate prognosis and early diagnosis of genetic diseases in humans, especially cancer diseases. Blood samples (n=12) collected from healthy volunteers in Ho Chi Minh City, were subjected to plasma extraction and then microRNA (miRNAs) isolation using the TRIzol method.

11p vihyuga 04-03-2025 6 1   Download

This paper investigates the training needs of Vietnamese agricultural SME managers with regard to skills they need to penetrate international markets. To investigate training needs of Vietnamese SME managers, qualitative methodology with the participation of 124 Vietnamese SME managers was used.

12p tamynhan6 14-09-2020 34 2   Download

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5p gaupanda072 06-02-2025 6 2   Download

Efficient and accurate recognition of human interactions is crucial for numerous service applications, including security surveillance and public safety. In this paper, we propose a lightweight methodology for detecting human activity and interactions in video streams, specifically tailored for edge computing environments.

10p viyamanaka 06-02-2025 2 2   Download

This study introduces a practical and efficient methodology to improve the estimation of the ultimate axial bearing capacity of Pre-bored Grouted Planted Nodular (PGPN) piles, addressing a critical need in geotechnical engineering.

25p viyamanaka 06-02-2025 3 2   Download