?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Can+small+be+beautiful%3F+assessing+image+resolution+requirements+for+mobile+TV&rft.creator=Knoche%2C+H&rft.creator=McCarthy%2C+JD&rft.creator=Sasse%2C+MA&rft.description=Mobile+TV+services+are+now+being+offered+in+several+countries%2C+but+for+cost+reasons%2C+most+of+these+services+offer+material+directly+recoded+for+mobile+consumption+(i.e.+without+additional+editing).+The+experiment+reported+in+this+paper%2C+aims+to+assess+the+image+resolution+and+bitrate+requirements+for+displaying+this+type+of+material+on+mobile+devices.+The+study%2C+with+128+participants%2C+examined+responses+to+four+different+image+resolutions%2C+seven+video+encoding+bitrates%2C+two+audio+bitrates+and+four+content+types.+The+results+show+that+acceptability+is+significantly+lower+for+images+smaller+than+168%C3%97126%2C+regardless+of+content+type.+The+effect+is+more+pronounced+when+bandwidth+is+abundant%2C+and+is+due+to+important+detail+being+lost+in+the+smaller+screens.+In+contrast+to+previous+studies%2C+participants+are+more+likely+to+rate+image+quality+as+unacceptable+when+the+audio+quality+is+high.&rft.date=2005&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+13th+ACM+International+Conference+on+Multimedia.++(pp.+829+-+838).+++(2005)+++++&rft.format=application%2Fpdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F20256%2F1%2Facmmm2005_ucl.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F20256%2F&rft.rights=open