Table of Contents

 1     Scope          
 2     References
 3     Definitions 
        3.1     Terms defined elsewhere        
        3.2     Terms defined in this Recommendation            
 4     Abbreviations and acronyms             
 5     Conventions             
 6     General approach to quality of experience assessment        
        6.1     Subjective assessment              
        6.2     Objective assessment
 7     Target services        
        7.1     Audio
        7.2     Video
        7.3     Data   
 8     Measurement approaches for different scenarios  
        8.1     Media-layer models   
        8.2     Packet-layer models   
        8.3     Bitstream-layer models             
        8.4     Hybrid models               
        8.5     Planning models           
 9     Taxonomy 
Appendix I    
Bibliography