Assessment of Visual Quality and Simulator Sickness for Omnidirectional Videos (T-Labs Series in Telecommunication Services)

Preface
Acknowledgments
Contents
Acronyms
1 Introduction
	1.1 Contributions
		1.1.1 Visual Quality Assessment of 360 Videos
		1.1.2 Simulator Sickness
		1.1.3 Assessment of Simulator Sickness Questionnaire
		1.1.4 Holistic Evaluation of QoE for 360 Video
		1.1.5 Reproducible Research
	1.2 Organization of Book
	References
2 State of the Art
	2.1 Preliminary Concepts
	2.2 360 Datasets
	2.3 360 Video Quality
	2.4 Tile-Based Streaming
	2.5 Simulator Sickness
		2.5.1 Influencing Factors
		2.5.2 Evaluation of Simulator Sickness
	2.6 Evaluation of Presence
	2.7 Exploration Behavior
	References
3 Technical Setup
	3.1 Overview of End-to-End Chain
	3.2 Selection of 360 Videos
		3.2.1 Test 1
		3.2.2 Test 2 and Test 3
		3.2.3 Test 4, Test 5, and Test 6
		3.2.4 Test 7
		3.2.5 Test 8 and Test 9
		3.2.6 Test 10
		3.2.7 Test 11
		3.2.8 Test 12
		3.2.9 Summary of Used 360 Source Videos
	3.3 Generation of 360 Videos
	3.4 Test Environment
	3.5 AVTRack360
	3.6 Conclusions
	References
4 Comparison of Different Subjective Test Methods
	4.1 Test Design
		4.1.1 Experiment 1
		4.1.2 Experiment 2
	4.2 Test Subjects
		4.2.1 Experiment 1
		4.2.2 Experiment 2
	4.3 Test Methods
		4.3.1 Experiment 1
		4.3.2 Experiment 2
	4.4 Experimental Results
		4.4.1 Experiment 1
		4.4.2 Experiment 2
	4.5 Discussion
	4.6 Conclusions
	References
5 Visual Quality Assessment for 360 Videos
	5.1 Impact of HMDs
		5.1.1 Technical Setup and Equipment
		5.1.2 Test Method
		5.1.3 HTC Vive vs. Oculus Rift
	5.2 Encoding Settings
	5.3 Tile-Based vs. Full Frame Streaming
		5.3.1 Experimental Setup
		5.3.2 Testbed
		5.3.3 Test Setup
		5.3.4 Test Method
		5.3.5 Subjective Evaluation Results
		5.3.6 Exploration Behavior
	5.4 Impact of Voting
		5.4.1 Technical Settings and Test Method
		5.4.2 Results
	5.5 Prediction of Video Quality Scores for 360 Video
	5.6 Recommendations
	References
6 Simulator Sickness Assessment for 360 Videos
	6.1 Impact of Technical Factors
		6.1.1 Resolution
		6.1.2 Bitrate
	6.2 Exploration Behavior
	6.3 Tile-Based Streaming
		6.3.1 Influence of Content on SSQ Scores
		6.3.2 Influence of Network Delay on SSQ Scores
		6.3.3 Influence of Test Duration on SSQ Scores
	6.4 Toward Simulator Sickness Modeling
		6.4.1 SiSiMo Concept
		6.4.2 Technical Setup and Equipment
		6.4.3 Test Method
		6.4.4 Results and Temporal Evolution Model
	6.5 Conclusions
	References
7 Performance Analysis of SSQ
	7.1 Motivation
	7.2 Experiment
	7.3 Simplified Simulator Sickness Questionnaire
		7.3.1 Per-subject PCA
		7.3.2 Exploratory Factor Analysis
		7.3.3 Discussion
	7.4 Conclusions
	References
8 Evaluation of Different Constructs: Media Quality, Simulator Sickness, and Presence
	8.1 Experimental Setup
		8.1.1 Technical Setup and Equipment
		8.1.2 Test Method
	8.2 Results
		8.2.1 Audiovisual Quality
		8.2.2 Evaluation of Simulator Sickness
			8.2.2.1 Long Simulator Sickness Questionnaire
			8.2.2.2 Short Simulator Sickness Questionnaire
		8.2.3 Presence
			8.2.3.1 Long Presence Questionnaire
			8.2.3.2 Short Presence Questionnaire
		8.2.4 Relationship Between Integral Quality, Presence, and Simulator Sickness
	8.3 Conclusion
	References
9 Conclusion and Future Work
	9.1 Summary of Results
	9.2 Future Work
	References
A List of Questionnaires
	A.1 Video Quality Questions
	A.2 Short Simulator Sickness Questions
	A.3 Simulator Sickness Questionnaire
	A.4 Presence Questionnaire
	A.5 Short Presence Question (Test 12)
Index