Real-time augmented reality application in presurgical planning and lesion scalp localization by a smartphone

Author(s):  
Xu-jun Shu ◽  
Yu Wang ◽  
Hao Xin ◽  
Zhi-zhong Zhang ◽  
Zhe Xue ◽  
...  
2018 ◽  
pp. 777-793
Author(s):  
Srinivasa K. G. ◽  
Satvik Jagannath ◽  
Aakash Nidhi

Mobile devices are changing the way people live. Users have everything on their fingertips and to support them, there are scores of application which add to the usability and comfort. “Know your world better” is an Augmented Reality application developed for Android. This application helps the user to find friends and locate places in close proximity. In this paper we talk about an application that describes a method of augmenting Point of Interests (POI's) on a mobile device. User has to move his phone pointing in a direction of his choice and POI's if any are shown in real time. The user's interest with respect to the environment is inferred from speech or by selecting from the choices; this data is used for information retrieval from the cloud. The result of context-sensitive information retrieval is augmented onto the view of the mobile and provides speech output.


Author(s):  
I Putu Yoga Pertama Yasa ◽  
I Ketut Gede Darma Putra ◽  
Dewa Made Sri Arsa

Tanah Lot Temple is located in Beraban Village, Kediri District, Tabanan Regency. Tanah Lot Temple is a temple that is included in the Dang Kahyangan Temple. Tanah Lot Temple has buildings scattered in the Tanah Lot Temple Tourism Object. Not all of the buildings in Tanah Lot Temple are known by tourists. Augmented Reality is a visual technology that combines objects or virtual worlds into real-world views in real-time. This study used markerless method and was developed using the Wikitude library and supported by web hosting to store information data and building coordinate data. The system in this study runs dynamically, making it easier to manage data without modifying the program code. Augmented Reality application results with real object marker of Tanah Lot Temple are that it can display information in the form of text narrative and location points along with voice explanations for each building in Tanah Lot Temple.


2020 ◽  
Vol 19 (Number 4) ◽  
pp. 559-581
Author(s):  
Ashwindran Naidu Sanderasagran ◽  
Azizuddin Abd Aziz ◽  
Daing Mohamad Nafiz Daing Idris

The behaviour of fluid flow is a complex paradigm for cognitive interpretation and visualisation. Engineers need to visualise the behaviour mechanics of flow field response in order to enhance the cognitive ability in problem solving. Therefore, mixed reality related technology is the solution for enhanced virtual interactive learning environment. However, there are limited augmented reality platforms on fluid flow interactive learning. Therefore, an interactive education application is proposed for students and engineers to interact and understand the complex flow behaviour pattern subjected to elementary geometry body relative to external flow. This paper presented the technical development of a real-time flow response visualisation augmented reality application for computational fluid dynamics application. It was developed with the assistance of several applications such as Unity, Vuforia, and Android. Particle system modules available in the Unity engine were used to create a two-dimensional flow stream domain. The flow visualisation and interaction were limited to two-dimensional and the numerical fluid continuum response was not analysed. The physical flow response pattern of three simple geometry bodies was validated against ANSYS simulated results based on visual empirical observation. The particle size and number of particles emitted were adjusted in order to emulate the physical representation of fluid flow. Colour contour was set to change according to fluid velocity. Visual validation indicated trivial dissimilarities between FLUENT generated results and flow response exhibited by the proposed augmented reality application.


2021 ◽  
Author(s):  
Christian Kollmann ◽  
Lukas Santner

Aims: A prototype application has been developed that is adapting modern augmented reality technology to support learning in ultrasound skills-labs or at home. The application enables students to get in real-time an orientation and information about the knobs on an equipment´s control panel that is available in the lab.Material and methods: The Augmented reality (AR) application for smartphones or tablets was created in Unity (San Francisco) with the software development kit Vuforia (Vuforia PTC Inc., Zurich) to support students with their own devices to learn the knobology of an ultrasound equipment. An interface was modelled, which is superimposed on the live camera image and provides information about the displayed knobs and sliders on the control panel.Results: The smartphone or tablet app is able to detect the specific ultrasound equipment in real in the skills-lab, as well as from a hardcopy photo or displayed by a monitor and to provide further detailed information. The application can be used therefore as preparation of a practical course or for orientation within the lab at the equipment.Conclusions: The flexibility of the app is optimal for students to become familiar with the equipment before they are having their skills-lab lecture and might help to reduce time for introduction to orientation at the equipment´s console.


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