Virtual reality for immersive multi-user firefighter-training scenarios - Tech Xplore

The main purpose of this survey was to make a prototype of a VR exertion for nonrecreational grooming successful catastrophe absorption tasks. Because respective scenarios tin lone beryllium trained with constricted variability astatine sizeable disbursal successful accepted carnal grooming environments, the request for immersive VR grooming is becoming progressively apparent. Moreover, virtual grooming offers the anticipation of representing hazardous environments with minimal risk. Existing virtual grooming applications deficiency the operation of multi-user squad grooming and virtual full-body practice of each grooming participants.

The objectives of this survey were frankincense to place and picture a grooming script and integrate VR question capture. This was conceptually outlined and implemented successful the prototype. The grooming script addressed catastrophe absorption situations successful a maritime context. The implementation focused connected the enactment successful a multi-user script and described the synchronization of the VR environments of the grooming participants and linking of the sensor data. The prototype presented is to beryllium considered arsenic a preliminary enactment related to extinguishing a occurrence connected a container ship successful a VR grooming scenario.

The preliminary findings and insights from the qualitative tests should beryllium addressed successful aboriginal research. Comprehensive idiosyncratic tests are planned to measure the interaction of virtual grooming technologies connected the nonrecreational acquisition of firefighters. In addition, the ergonomic factors should beryllium evaluated. Thus, the usability of the strategy successful applicable grooming procedures indispensable beryllium determined. To summation the grooming effect, peculiar attraction should beryllium paid to the indicators of trainee-based evaluation, specified arsenic cybersickness, task performance, cognitive states, and usability. These idiosyncratic tests are planned to beryllium executed successful practice with firefighters and experts successful maritime catastrophe absorption operations.

To usage the developed strategy for completing grooming procedures for operative firefighters with a maritime background, the contiguous grooming script indispensable beryllium expanded. The existent script covers lone a constricted usage lawsuit and offers the anticipation of extinguishing a azygous occurrence wrong a oversea freight instrumentality and virtually navigating aboard the simulated cargo ship. In the future, much extended grooming scenarios, much analyzable tasks, assets, tools, and divers hazardous situations should beryllium covered (e.g., toxic hazards and aesculapian emergencies).

Therefore, successful consequent work, the grooming script should beryllium extended and validated successful practice with experienced firefighters to instrumentality a realistic grooming sequence. Furthermore, a measurement exemplary indispensable beryllium developed to measurement the grooming advancement of participants. Measuring the fittingness values of training participants, specified arsenic the pulse rate, is possible. Furthermore, the suits whitethorn beryllium heated by heating elements successful the aboriginal to simulate somesthesia changes and unit feedback.

From a method perspective, further improvement steps should code the tracking stability. The problems resulting from the occlusion of motion-capture markers indispensable beryllium mitigated. This tin beryllium achieved by employing an adjusted setup with further motion-capture cameras oregon by integrating IMU sensors.

More information: Philipp Braun et al, Virtual Reality for Immersive Multi-User Firefighter Training Scenarios, Virtual Reality & Intelligent Hardware (2022). DOI: 10.1016/j.vrih.2022.08.006

Provided by Beijing Zhongke Journal Publising