Virtual Experiment Learning System Based on Virtools

Author(s):  
Xiaoqiang Hu ◽  
Xinting Wang ◽  
Ling He
2021 ◽  
Vol 7 (2) ◽  
pp. 249
Author(s):  
Muh. Makhrus ◽  
Wahyudi Wahyudi ◽  
Muhammad Zuhdi

As a result of Covid-19, the learning system has changed towards online learning. Practicum activities encountered obstacles and had to be replaced by virtual experiments. This study aims to see the role of virtual experiments during online learning in basic electronics courses and to describe students' conceptual understanding. The subject in this study amounted to 56 students. The research data collection instrument used a conceptual understanding test. Data were analyzed by descriptive statistics This virtual experiment using the LiveWire application. The results showed that virtual experiments carried out during online learning were able to help students' practicum activities and most students had a high category understanding of concepts after learning. This shows that virtual experiments with LiveWire can be used as an alternative to assist practicum activities when doing online learning.


2014 ◽  
Vol 556-562 ◽  
pp. 5223-5226
Author(s):  
You Liang Huang ◽  
Ren Quan Liu ◽  
Guo Yong Chen ◽  
Xing Zhai

With the computer technology development during recent years, the virtual reality technology plays an important role in distance education-virtual experiment. Traditional virtual experiment solutions confront with either the lack of scientific management or the difficulties in further extensions. In this paper, we develop a virtual experiment in Blackboard Learning System with virtual reality. We use Virtools as our platform engine, 3D models and other scenes are designed with 3ds Max 2012, and then converted to *.VMO format to load on the web page. After a similar set of experiments, the result shows that the tool is feasible and practicable.


1981 ◽  
Vol 20 (03) ◽  
pp. 169-173
Author(s):  
J. Wagner ◽  
G. Pfurtscheixer

The shape, latency and amplitude of changes in electrical brain activity related to a stimulus (Evoked Potential) depend both on the stimulus parameters and on the background EEG at the time of stimulation. An adaptive, learnable stimulation system is introduced, whereby the subject is stimulated (e.g. with light), whenever the EEG power is subthreshold and minimal. Additionally, the system is conceived in such a way that a certain number of stimuli could be given within a particular time interval. Related to this time criterion, the threshold specific for each subject is calculated at the beginning of the experiment (preprocessing) and adapted to the EEG power during the processing mode because of long-time fluctuations and trends in the EEG. The process of adaptation is directed by a table which contains the necessary correction numbers for the threshold. Experiences of the stimulation system are reflected in an automatic correction of this table. Because the corrected and improved table is stored after each experiment and is used as the starting table for the next experiment, the system >learns<. The system introduced here can be used both for evoked response studies and for alpha-feedback experiments.


Author(s):  
T. A. Chernetskaya ◽  
N. A. Lebedeva

The article presents the experience of mass organization of distance learning in organizations of secondary general and vocational education in March—May 2020 in connection with the difficult epidemiological situation in Russia. The possibilities of the 1C:Education system for organizing the educational process in a distance format, the peculiarities of organizing distance interaction in schools and colleges are considered, the results of using the system are summarized, examples of the successful use of the system in specific educational organizations are given. Based on the questionnaire survey of users, a number of capabilities of the 1C:Education system have been identified, which are essential for the full-fledged transfer of the educational process from full-time to distance learning. The nature and frequency of the use of electronic educational resources in various general education subjects in schools and colleges are analyzed, the importance of the presence in the distance learning system not only of a digital library of ready-made educational materials, but also of tools for creating author’s content is assessed. On the basis of an impersonal analysis of user actions in the system, a number of problems were identified that teachers and students faced in the process of an emergency transition to distance learning.


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