Effects of Network Characteristics and Information Sharing on Human Performance in COVE

6/11/97


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Table of Contents

Effects of Network Characteristics and Information Sharing on Human Performance in COVE

Overview

Coordination & Virtual Environment

Definition of Team

Definition of Coordination

Why coordinate in VEs?

CAVE-to-CAVE

Collaborative Virtual Environment

CSCW Issues

Network Issues

Network Model

Verbal

Avatar

Network Characteristics

Networks - Latency & Bandwidth

Network Latency Measurement

Methods

Results - Basis Experiment

PPT Slide

Discussions

COVE

Design and Development

Architecture

Methods

Experimental Design

Experimental Design

Apparatus and Procedure

Results and Discussions

Nothing / Verbal / Avatar / Both

Nothing / Verbal / Avatar / Both

Nothing / Verbal / Avatar / Both

Scram 10ms/Scram 200ms/Ethernet/ISDN

Scram 10ms/Scram 200ms/Ethernet/ISDN

Scramnet 10ms / Scramnet 200ms

Scramnet 10ms / Ethernet

Ethernet / ISDN

Scramnet 200ms / ISDN

Network Latency vs. Performance

Network Latency vs. Performance

Network Latency vs. Performance

Performance Evaluation by Group

Subjective Evaluation

Subjective Evaluation

Subjective Evaluation

Conclusions

Future Works

Author: CK Chang