Sampling

The study developed a conceptual framework to examine how factors in livestream experience, live streamer and products influence the shopping decisions of this demographic. The study sampled Gen Z consumers from Hanoi and Ho Chi Minh City, applying Structural Equation Modeling to test the proposed hypotheses.

16p vijiraiya 19-05-2025 2 1   Download

Lesson "Machine Vision" Chapter 2 - Digital Image Fundamentals, compiled including the following main contents: Image Sensing and Acquisition; Image Sampling and Quantization; Some Basic Relationships Between Pixels; Basic Mathematical Tools Used in Digital Image Processing.

56p phongtrongkim0906 16-05-2025 1 1   Download

The study aims to explore the impact of Chief Executive Officer (CEO) turnover on the performance of listed firms in Vietnam. Using a sample of 513 listed companies from 2010 to 2021, the results show that CEO turnover tends to reduce corporate profitability. The findings remain consistent across several robustness tests.

6p vijiraiya 19-05-2025 1 1   Download

taphylococcus aureus (S. aureus) is a common pathogen associated with severe infections, and its antibiotic resistance is potentially associated with various virulence factors. This study explored the relationship between antibiotic resistance and virulence genes in S. aureus isolates from the clinical samples of Hue University of Medicine and Pharmacy Hospital.

8p vijiraiya 19-05-2025 1 1   Download

Urinary tract infections caused by Extended-Spectrum β-lactamase (ESBL)-producing Escherichia coli (E. coli) strains are a major concern and a key driver of β-lactam antibiotic group’s resistance. Finding the frequency of ESBL-producing E. coli isolated from urine samples and analyzing their antibiotic resistance profiles were the objectives of this study.

7p vijiraiya 19-05-2025 2 1   Download

Surface electromyographic (EMG) devices are becoming more and more popular to assess sleep bruxism. Objectives: To evaluate characteristics of sleep bruxism using EMG Logger. Materials and Methods: A convenient sample of the patients at Hue University of Medicine and Pharmacy Hospital who had clinical signs related to sleep bruxism was collected.

11p vijiraiya 19-05-2025 3 1   Download

Cross-fault sealing analysis is commonly done by direct and indirect assessments. The former evaluates fault sealing capacity by analyzing MICP (Mercury injection capillary pressure) of samples taken directly from fault zones, which is easy for surface-exposing faults, but difficult to carry out for subsurface fields.

13p vijiraiya 19-05-2025 2 1   Download

This study aims to explore the relationship among the psychological capital and stress coping strategy of competition on sports performance for table tennis player of high school student. The research object is high school table tennis players by Purposive Sampling with an online Google form.

5p vinarutobi 06-05-2025 1 1   Download

To evaluate the diagnostic value of PTGER4 (Prostaglandin E Receptor 4) gene methylation in plasma for lung cancer detection compared to healthy controls. Methods: A cross-sectional, case-control study was conducted on 149 non-small cell lung cancer (NSCLC) patients and 100 healthy individuals. Peripheral blood samples were collected for PTGER4 methylation analysis using real-time methylation-specific PCR (MSP).

8p vimitsuki 06-05-2025 1 1   Download

The heating, ventilation, and air conditioning (HVAC) system consumes a lot of electricity in the building to meet the demand for thermal comfort. The energy recovery ventilator (ERV) has been used in commercial, industrial, and residential buildings to save energy consumption for HVAC systems. In this study, we investigated the efficiency of ERV systems in different construction climate zones in Vietnam and the energy consumption of the sample primary school.

11p visarada 28-04-2025 4 1   Download

Grammar acquisition remains a challenge for many EFL learners, necessitating innovative approaches to enhance learning effectiveness. This study investigates the impact of using the Nearpod platform on improving high school students' grammatical competence. A quasi-experimental design with sampling was selected, including 40 students of class 10A7 at Ngo Quyen High School.

8p visarada 28-04-2025 1 1   Download

This study focuses on the isolation and characterization of yeast strains from fermented tofu whey samples collected from Mơ village at different times of the year, under varying temperature and humidity conditions.

8p visarada 28-04-2025 2 2   Download

Titanium dioxide (TiO2) particles were synthesized by the sol-gel method (SG) and sol-gel low-temperature method (SG-L), utilizing titanium isopropoxide as the precursor. Subsequently, the particles underwent heat treatment with sodium hydroxide 10M, resulting in samples denoted as SG-H and SG-L-H samples, respectively.

8p visarada 28-04-2025 3 1   Download

This study aims to clarify how visual thinking strategy is employed in speaking lessons to solve students' English speaking problems in university education. The sample included 70 English-majored students at Dong Nai Technology University, comprising 35 first-year students and 35 sophomores.

9p visarada 28-04-2025 1 1   Download

This study utilized a quantitative approach with a survey questionnaire. The questionnaire, which was modified from the Basic Psychological Need Satisfaction and Frustration Scale (BPNSNF) by Van Der Kaap-Deeder et al. (2015), included 4 questions for providing informed consent before conducting the research together with collecting participants’ personal information, and 8 five-point Likert items. It was then distributed to university students in Ho Chi Minh City who had used Padlet in their English classes, with convenience sampling employed for data collection.

3p vimaito 11-04-2025 3 1   Download

Through the use of four tradional research methods including document synthesis, interviews, pedagogical testing, and stascal analysis with a sample of 12 male students, the study had synthesized documents, conducted interviews, and tested the reliability of the tests, selecting 10 physical fitness tests for the U12 male soccer team of the school with sufficient reliability (coefficient r > 0.8).

8p viling 11-10-2024 1 1   Download

This study evaluated the test-retest reliability of the question about trouble with the locomotive organs in the NMQ in Vietnamese physical therapists (VPTs). Materials and method: It was a cross-sectional study in 10 VPTs by a convenient sampling technique.

6p vifilm 11-10-2024 3 1   Download

This study also contributes to reducing environmental pollution caused by plastic and glass waste as well as current construction brick production methods. The results show that the bulk density, compressive strength, and bending strength of brick samples made from PET plastic and glass waste are higher than those of burnt clay brick samples, while water absorption is much smaller than that of burnt clay brick samples.

8p viengfa 28-10-2024 2 1   Download

The primary objective of this study is to elucidate the chemical speciation of copper (Cu) and conduct an assessment of the magnitude and probability of contamination of Cu in soil samples procured from the Pb/Zn mining, at the Hich village, Dong Hy district, Thai Nguyen province, in order to furnish critical data pertinent to the environmental stewardship of soil resources within this geographical domain.

10p viengfa 28-10-2024 3 1   Download

In this paper, ZnO/CuO/Ag ternary composites were successfully synthesized by hydrothermal method using Zn(NO3)2.6H2O, Cu(NO3)2.3H2O and AgNO3. The composite samples were characterized using X-Ray diffraction (XRD), Scanning Electron Microscopy (SEM) and Raman spectroscopy.

8p viengfa 28-10-2024 3 1   Download