scholarly journals Application of Adaptive Virtual Reality with AI-Enabled Techniques in Modern Sports Training

2021 ◽  
Vol 2021 ◽  
pp. 1-10
Author(s):  
Yajun Zhang ◽  
Sang-Bing Tsai

Virtual reality technology has many characteristics, such as high immersion, dynamic interactive response, and multidimensional information digitization. These characteristics are needed by the combination of modern sports development and scientific and technological progress. The introduction of virtual reality technology into the field of sports will be conducive to the scientific training of sports competition and the digital research of technical theory and to the rapid development of modern sports. This paper constructs the framework of sports training based on virtual reality technology and designs a motion capture data algorithm based on behavior string, which successfully improves the advantages of virtual reality technology. In addition, the training experiment method is used to verify the effectiveness and superiority of the system, focusing on the high-school students learning tennis for the first time as the experimental object to study the differences in training effects between the traditional training method and the training method using virtual reality technology. The training effect of tennis is better than the traditional training method, and the difference is significant; the internal motivation of training psychology is better than the traditional training method, and the difference is significant. Compared with the traditional training method, this training method can stimulate students’ interest in training, improve students’ training effect, and promote students’ psychological internal motivation to continue training. This study provides useful enlightenment for the further application of virtual reality technology and in the modern sports training for various sports events.

2013 ◽  
Vol 650 ◽  
pp. 593-595
Author(s):  
Yi Wei Liu

Computer virtual reality technology is a new type of technology in recent years, which has been used to every field widely and plays an important role. Putting the virtual reality technology into sports field will benefit scientific training of competitive sports and digital research of skilled theory, which will facilitate the rapid development of modern sports. Virtual reality technology has begun to be applied usually in the fields of sports event broadcast, theoretical digital sports training and physical education.


2011 ◽  
Vol 179-180 ◽  
pp. 1063-1068
Author(s):  
Chuan Jin Liu

With the popularity of the concept of the “Hi-tech Olympics” and the rapid development of the computer technology, the modern science and technology, characteristic of “digital technology”, have permeated into all areas of sports. In particular, the virtual reality technology plays an important role in the competitive sports training. The paper discusses the major functions of the virtual reality technology and its mutual relations with the sports system simulation, explores the application scope of the technology in the sports system simulation field, and makes an overall analysis of its application prospects and trend in the sports training simulation in hope of pushing forward the research on “digital technology” in the competitive sports simulation and the relevant fields.


Author(s):  
Сергей Александрович Грязнов

Несколько лет назад об идее обучения сотрудников правоохранительных органов посредством виртуальной реальности (VR) не могло быть и речи, прежде всего, из-за высокой стоимости данной технологии. Сегодня виртуальная реальность стала технически зрелой, затраты снизились, а технологии широко распространились по многим профессиям. Можно уверенно сказать, что правоохранительным органам нужны лидеры, обладающие навыками и компетенциями XXI в., выходящими за рамки традиционного обучения. Целью данной статьи является рассмотрение (на зарубежном примере) важности применения технологии виртуальной реальности для обучения сотрудников правоохранительных органов. Автором сделан вывод о том, что использование виртуальной реальности в обучении - это наиболее эффективный способ передачи информации. Данные технологии обучения можно использовать для безопасного повышения квалификации, чтобы в будущем избежать реальных рисков. A few years ago, the idea of training law enforcement officers through virtual reality (VR) was out of the question, primarily because of the high cost of this technology. Today, virtual reality has become technically mature, costs have decreased, and technology has spread widely across many professions. We can confidently say that law enforcement agencies need leaders with skills and competencies of the 21st-century that go beyond traditional training. The purpose of this article is to consider (on a foreign example) the importance of using virtual reality technology for training law enforcement officers. The author concluded that the use of virtual reality in training is the most effective way of transmitting information. These training technologies can be used for safe professional development in order to avoid real risks in the future.


2020 ◽  
Vol 4 (1) ◽  
pp. 59-67
Author(s):  
Eka Swarnadi Luh ◽  
Ketut Budi Susrusa ◽  
Ida Ayu Listia Dewi

LPDs are non-bank financial institutions that are regulated and approved by the Regional Regulations of the Province of Bali. The management of LPD is fully handed over to the relevant Pakraman village. In line with the rapid development of LPDs, it turns out that on the other hand it shows diverse performance, so that LPDs need to pay attention to the level of product quality and customer interest in the products offered.            The purpose of the study was to determine the comparison of product quality and interest in saving at the Tajun Traditional Village LPD with the Traditional Village of Tegal. The number of samples from Tajun Adat Village LPD was 98 people and the LPD of Tegal Traditional Village was 84 people. The research data were analyzed by the Mann-Whitney Test. The results showed that there was a significant difference between the quality of the products of the Adat Village of Tajun LPD and the Traditional Village of Tegal. This difference is indicated by indicators of physical evidence, reliability, responsiveness and empathy. The product quality of Tajun Adat Village's LPD is better than the traditional village of Tegal. There is a significant difference between the interest in saving the traditional village of Tajun LPD and the traditional village of Tegal. The difference is in the indicator of confidence. Interest in Saving Tajun Indigenous Village LPD is higher than the Traditional Village of Tegal.


Author(s):  
Linfeng Wu ◽  
Karen B. Chen ◽  
Edward P. Fitts

While sexual harassments are inappropriate behaviors in the society, the interpretation of and sensitivity toward sexual harassment can vary by individual. Differences across individuals, such as gender, may influence whether one interprets an action to be sexually harassing or not. Virtual reality technology enables human behavior assessment without interfacing with physical danger. The present work examined whether gender and body-gender transfer in VR influenced the perception of sexually harassing behaviors, and explored the utility of emerging technology in increasing one’s awareness of behaviors that may be considered sexually harassing. Participants (n=12) embodied in virtual characters of different genders and experienced seven sexually harassing scenarios in an immersive virtual environment in random order. In general, participants provided higher rating to the sensitivity toward sexual harassment in the VR harassment scenarios than those scenarios described on paper. There was an increase in participants’ sensitivity toward sexual harassment after experiencing sexual harassment scenarios from the perspective of the victim in VR. Participants perceived higher level of sexual harassment when they embodied in female avatars, which suggested there was an effect of VR with body-gender transfer on perception of sexual harassment. There were gender differences in awareness of harassing behaviors in VR environment, and VR may be a training method to narrow gender gap and increase awareness toward sexual harassment.


2014 ◽  
Vol 1079-1080 ◽  
pp. 837-842
Author(s):  
Sha Liang

Along with the rapid development,3D virtual reality technology has been applied more and more widely. In order to display the virtual scene better and make user an immersed body experience, 3D rendering engine plays a key role in this field. Unity 3d is a professional gaming rendering engine with strong compatibility and comprehensive integration. In this paper, we focus on the Unity 3D rendering engine, and describe the basic workflow of virtual roaming. We discuss the key technology to realize outdoor roaming through Unity 3D and optimization.


2013 ◽  
Vol 303-306 ◽  
pp. 2453-2457 ◽  
Author(s):  
Wu Chi ◽  
Qiu Shi Zhang ◽  
Liu Fan ◽  
Han Feng He ◽  
Ming Hong Su ◽  
...  

This paper introduces the basic concepts and characteristics of virtual reality technology briefly and analyzes the defects of the artificial guiding teaching of the current live working from the angle of skills and safety, combing the power grid’s physical characteristics and virtual reality techniques. By summing up the transmission live working running operating procedures, the methods and means of using virtual reality technology in the teaching and training of the transmission network for live working are proposed. Summary transmission live working training status and analyze the application prospect of the virtual reality technology in the power transmission network live working on the basis of summarizing the power transmission network live working training status. The transmission live working simulation training method brings a new look to the power companies and also does great benefit for the enhancement of the operators' skill level and the improvement of their security awareness of operating.


2018 ◽  
Vol 14 (1) ◽  
pp. 1-23
Author(s):  
Boy Indrayana

Kemampuan fisik dan teknik dalam permainan bola voli sangat perlu, salah satunya adalah power otot tungkai dan kemampuan smash. Smash adalah teknik yang paling sering digunakan dalam permainan bola voli, untuk melakukan smash yang baik dibutuhkan power otot tungkai yang terlatih.Penelitian ini bertujuan untuk mengetahui tentang Perbedaan Pengaruh Latihan Knee Tuck Jump Dengan Latihan Double Leg Bound Terhadap Peningkatan Power Otot Tungkai dan Kemampuan Smash Pada Ekstrakurikuler Bola Voli Putra SMK N 1 Kota Jambi. Analisis data yang digunakan adalah dengan perhitungan statistik yaitu dengan uji hipotesis atau uji-t. Berdasarkan pengujian hipotesa pertama = 3.56, = 2.78 dengan demikian . Hal ini berarti Ho ditolak dan Ha diterima. Dapat disimpul-kan bahwa terdapat pengaruh yang signifikan dari latihan knee tuck jump terhadap pening-katan power otot tungkai pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi. Berdasarkan pengujian hipotesis kedua = 10.58, = 2.78 dengan demikian . Hal ini berarti Ho ditolak dan Ha diterima. Dengan demikian maka dapat di-simpulkan bahwa terdapat pengaruh yang signifikan dari latihan double leg bound terhadap peningkatan power otot tungkai pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi. Berdasarkan pengujian hipotesis ketiga = -0.50, = 2.31 dengan demikian . Hal ini berarti Ho diterima dan Ha ditolak. Dengan demikian dapat disimpulkan bahwa latihan knee tuck jump tidak lebih besar pengaruhnya dibandingkan latihan double leg bound  terhadap peningkatan power otot tungkai pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi. Berdasarkan pengujian hipotesis keempat = -0.19, = 2.78 dengan demikian . Hal ini berarti Ho diterima dan Ha ditolak. Dengan demikian dapat disimpulkan bahwa tidak terdapat pengaruh yang signifikan dari latihan knee tuck jump terhadap peningkatan kemampuan smash pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi. Berdasarkan pengujian hipotesis kelima = 0.14, = 2.78 dengan demikian . Hal ini berarti Ho diterima dan Ha ditolak. Dengan demikian dapat disimpulkan bahwa tidak terdapat pengaruh yang signifikan dari latihan double leg boun terhadap peningkatan kemampuan smash pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi. Berdasarkan pengujian hipotesis keenam = 0.38, = 2.31 dengan demiki-an . Hal ini berarti Ho diterima dan Ha ditolak. Dengan demikian dapat disimpulkan bahwa latihan knee tuck jump tidak lebih besar pengaruhnya dibandingkan latihan double leg bound terhadap peningkatan kemampuan smash dalam permainan bola voli pada ekstrakurikuler bola voli putra SMK N 1 Kota Jambi.ABSTRACT The ability both physical and technical in volleyball game is really important to be mastered, and one of the aspects is limbs muscle and spike skill. Spike is one of the technique which is frequently used in a volleyball game, and a well-trained limbs muscle is vitally needed in order to do spike properly. This research aims for knowing the difference of Knee Tuck Jump Training and Double Leg Bound Training Effect towards the escalation of limbs muscle’s power and Spike’s skill in extracurricular volleyball program for male in SMK N 1 Jambi. Data analysis which is used is statistical calculation with hypothetical test or “t-test”. Based on the first test, 3.56  = 2,78, it means that  > . It also means that  is rejected and is accepted. Furthermore, it can be concluded that there is a significant effect attained from knee tuck jump training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi. Based on the second test, 10.58  = 2,78, it means that  > . It also means that  is rejected and is accepted. Furthermore, it can be concluded that there is a significant effect attained from double leg bound training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi. Based on the third test, -0.50  = 2,31, it means that  < . It also means that  is accepted and  is rejected. It also means that the knee tuck jump training contributes better than double leg bound training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi. Based on the fourth test, -0.19  = 2,78, it means that  < . It also means that  is accepted and  is rejected. It can be concluded that there is no significant effect from knee tuck jump training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi. Based on the fifth test, 0.14  = 2,78, it means that  < . It also means that  is accepted and  is rejected. It can be concluded that there is no significant effect from double leg bound training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi. Based on the sixth test, 0.38  = 2,31, it means that  < . It also means that  is accepted and  is rejected. It can be concluded that knee tuck jump training does not have bigger effect than double leg bound training towards the escalation of limbs muscle power in extracurricular volleyball program for male students in SMK N 1 Jambi.


PHEDHERAL ◽  
2018 ◽  
Vol 15 (2) ◽  
pp. 9
Author(s):  
Taufik Nanda Aditiya ◽  
Waluyo Waluyo ◽  
Ahmad Septiandika Adirahma

The purpose of this study is to determine: (1) To test whether there is influence of the application of fartlek and interval training methods to endurance in extracurricular students futsal SHS 3 Sukoharjo 2016/2017, (2) More effective and efficient between fartlek and interval training on Endurance in extracurricular students of SHS 3 Sukoharjo year 2016/2017. The type of research used is quantitative experimental research. Subjects used in this study are extracurricular students futsal SHS 3 Sukoharjo 2016/2017. The number of learners is 30 students. The entire subject is used as the research sample. The data collected in this research is Endurance data about VO2 Max capacity. The tests and measurements used to collect data are by performing the Multistage Fitness Test (MFT) test. The data analysis technique used in this research is the difference test (t-test) by passing the first requirement test such as normality test and homogeneity test. The result of the study was: (1) There was a significant comparison of the effects of fartlex training method and interval training on energency participants in futsal extracurricular leaners of SHS 3 SUKOHARJO year 2016/2017, (t count = 2,6651 &gt; 1,7613); (2) Interval training methods better than fartlek training method for energency participants in futsal extracurricular leaners of SHS 3 SUKOHARJO year 2016/2017. Based on the precentage increase of physical endurance showed that group 2 (who received treatment with interval training method was 5,64% &gt; group 1 (who received treatment fartlek training method) was 2,62%. The conclude of the result as: (1) There was a comparison of the effects of fartlex training method and interval training on energency participants in futsal extracurricular leaners of SHS 3 SUKOHARJO year 2016/2017; (2) Interval training method better than fartlek training method on the physical endurance of extracurricular learners SHS 3 SUKOHARJO year 2016/2017.


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