Recommendations for Advancing VE Technology (1995)

Отправлено 13 сент. 2015 г., 4:21 пользователем IISCI LAB

Status of Durlach and Mavor’s (1995) Recommendations for Advancing VE Technology

 

09.2015

 

Area

Recommendation

Status

Technology:

human–

machine

interface

Address issues of information loss due to visual display technology shortcomings (e.g., poor resolution, limited field of view, deficiencies in tracker technology, bulkiness, ruggedness)

substantial advancement

 

Improvements in spatialization of sounds, especially sounds to the front of a listener and outside of the sweet spot surrounding a listener’s head

substantial advancement

 

Improvements in sound synthesis for environmental sounds

substantial advancement

 

Improvements in real-time sound generation

modest advancement

 

Better understanding of scene analysis (e.g., temporal sequencing) in the auditory system

modest advancement

 

Improvements in tactile displays that convey information through the skin

modest advancement

 

Better understanding of the mechanical properties of skin tissues that come in contact with haptic devices, limits on human kinesthetic sensing and control, and stimulus cues involved in the sensing of contact and object features

modest advancement

 

Improvements in locomotion devices beyond treadmills and exercise machines

modest advancement

 

Address fit issues associated with body-based linkage tracking devices; workspace limitations associated with ground-based linkage tracking devices; accuracy, range, latency, and interference issues associated with magnetic trackers; and sensor size and cost associated with inertial trackers

modest advancement

 

Improvements in sensory, actuator, and transmission technologies for sensing object proximity, object surface properties, and applying force

substantial advancement

 

Improvements in the vocabulary size, speaker independence, speech continuity, interference handling, and quality of speech production for speech communication interfaces

substantial advancement

 

Improvements in olfactory stimulation devices

limited to no advancement

 

Improvements in physiological interfaces (e.g., direct stimulation and sensing of neural systems)

modest advancement

 

Address ergonomic issues associated with interaction devices (e.g., miniaturization, weight, cost, power consumption, and integration methods)

modest advancement

 

Better understanding of perceptual effects of misregistration of visual images in augmented reality

modest advancement

 

Better understanding of how multimodal displays influence human performance on diverse types of tasks

modest advancement

Technology: computer generation of virtual environments

Improvements in techniques to minimize the load (i.e., polygon flow) on graphics processors

substantial advancement

 

Improvements in data access speeds

substantial advancement

 

Development of operating systems that ensure high-priority processes (e.g., user tracking) receive priority at regular intervals and provide time-critical computing and rendering with graceful degradation

modest advancement

 

Improvements in rendering photorealistic time-varying visual scenes at high frame rates (i.e., resolving the trade-off between realistic images and realistic interactivity)

substantial advancement

 

Development of navigation aids to prevent users from becoming lost

modest advancement

 

Improvements in the ability to develop psychological and physical models that drive autonomous agents

modest advancement

 

Improved means of mapping how user control actions update the visual scene

modest advancement

 

Improvements in active mapping techniques (e.g., scanning-laser range finders, light stripes)

substantial advancement

Technology: telerobotics

Improvements in the ability to create and maintain accurate registration between the real and virtual worlds in augmented reality applications

substantial advancement

 

Development of display and control systems that support distributed telerobotics

modest advancement

 

Improvements in supervisory control and predictive modeling for addressing transport delay issues

modest advancement

Technology: networks

Development of network standards that support large-scale distributed VEs

modest advancement

 

Development of an open VE network

modest advancement

 

Improvements in the ability to embed hypermedia nodes into VE systems

substantial advancement

 

Development of wide area and local area networks with the capability (e.g., increased bandwidth, speed, reliability, reduced cost) to support the high-performance demands of multimodal VE applications

substantial advancement

 

Development of VE-specific application-level network protocols

modest advancement

Psychological consideration

Better understanding of sensorimotor resolution, perceptual illusions, human-information-processing transfer rates, and manual tracking ability

modest advancement

 

Better understanding of the optimal form of multimodal information presentation for diverse types of tasks

modest advancement

 

Better understanding of the effect of fixed sensory transformations and distortions on human performance

modest advancement

 

Better understanding of how VE drives alterations and adaptation in sensorimotor loops and how these processes are affected by magnitude of exposure M

modest advancement

 

Better understanding of the cognitive and social side effects of VE interaction

modest advancement

Evaluation

Establish set of VE testing and evaluation standards

modest advancement

 

Determine how VE hardware and software can be developed in a costeffective manner, taking into consideration engineering reliability and efficiency, as well as human perceptual and cognitive features

modest advancement

 

Identify capabilities and limitations of humans to undergo VE exposure

modest advancement

 

Examine medical and psychological side effects of VE exposure, taking into consideration effects on human visual, auditory, and haptic systems, as well as motion sickness and physiological/psychological aftereffects

modest advancement

 

Determine if novel aspects of human–VE interaction require new evaluation tools

modest advancement

 

Conduct studies that can lead to generalizations concerning relationships between types of tasks, task presentation modes, and human performance

limited to no advancement

 

Determine areas in which VE applications can lead to significant gains in experience or performance

modest advancement

 

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