نتایج جستجو برای: virtual reality
تعداد نتایج: 203070 فیلتر نتایج به سال:
رشد روزافزون اطلاعات در شبکه جهانی گستر وب به عنوان یکی از بزرگترین منابع اطلاعاتی فراگیر در جهان، چالشی برای یافتن اطلاعات مورد نیاز کاربران پدید آورده است. به منظور برآوردن نیازهای اطلاعاتی کاربران، ابزارهای بازیابی اطلاعات در وب ابداع شده است که در این میان موتورهای جستجو یکی از پراستفاده ترین این ابزارها هستند. اما موتورهای جستجوی مداول نیز درحال حاضر آنطور که باید انتظارات کاربران را برآور...
3d imagination of human's organs has become feasible by digital image processing techniques and algorithms via ct or mri images in recent years. in this study, a new method for reverse engineering and biomodelling of hard tissues by catia cloud points' concept has been considered. comparing with the current softwares (e.g. biobuild or mimics) has shown the new method's easiness of implementing ...
Introduction: Fear of emergence in society and social discourse is one of the most common types of social fears and this disorder is recognized as a multifaceted disorder. Therefore, the present study was conducted to determine the effectiveness of virtual reality package on social panic and social lectures. Methods: This study was a quasi-experimental study with a pretest-posttest design and a...
Introduction: Hemodialysis in chronic renal failure leads to affecting all patients' existential dimensions and the development of anxiety, depression and tension. Considering the significant role of psychological factors in the treatment and improvement of patients, this study was conducted to determine the effectiveness of "virtual reality therapy with aromatherapy" on anxiety, depression and...
Balance is one of the determining indicators of independence in the elderly. Technology has the potential to improve the quality of life, health and functional abilities of the disabled elderly. The use of virtual reality techniques is one of the novel methods of using technology for improving the quality of life and balance of the elderly by fully participating elderly in this direction. The p...
Introduction: The aging populations around the world are rising dramatically. Decreased age-related functional fitness that including muscle strength, flexibility, balance, agility, speed, and aerobic endurance, negatively affects the quality of life. Therefore, the purpose of this study was to investigate the effect of virtual reality exercises on the elderlychr('39')s functional fitness. Meth...
Is virtual reality truly real? The most common view is that virtual reality is a sort of fictional or illusory reality, and that what goes in in virtual reality is not truly real. I will defend the opposite view: virtual reality is a sort of genuine reality, and what goes on in virtual reality is truly real. The issue manifests itself in a number of questions. Are virtual objects, such as the a...
This essay, written in 1998 by an active participant in both virtual reality development and the virtual reality definition debate, discusses the definition of the phrase “Virtual Reality” (VR). I start with history from a personal perspective, concentrating on the debate between the “Virtual Reality” and “Virtual Environment” labels in the late 1980’s and early 1990’s. Definitions of VR based ...
Introduction: The purpose of this study is to investigate the effect of 8 weeks virtual reality training on static and dynamic balance and performance of in male athletes with functional ankle instability Research Methodology: For this research, 30 volleyball, basketball, football and handball players ranged from 18 to 25 years were selected purposefully from Tehran province league male a...
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