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High-PrecisionPointingonLargeWallDisplaysusingSmallHandheldDevicesMathieuNancel1,2OlivierChapuis1,2EmmanuelPietriga2,3Xing-DongYang4PourangIrani5MichelBeaudouin-Lafon1,21UnivParis-Sud&CNRS(LRI)2INRIA3INRIACHILE-CIRIC4UniversityofAlberta5UniversityofManitobaOrsay,FranceOrsay,FranceSantiago,ChileAlberta,CanadaManitoba,CanadaABSTRACTRichinteractionwithhigh-resolutionwalldisplaysisnotlim-itedtoremotelypointingattargets.Otherrelevanttypesofin-teractionincludevirtualnavigation,textentry,anddirectma-nipulationofcontrolwidgets.However,mosttechniquesforremotelyacquiringtargetswithhighprecisionhavestudiedremotepointinginisolation,focusingonpointingefficiencyandignoringtheneedtosupporttheseothertypesofinterac-tion.Weinvestigatehigh-precisionpointingtechniquescapa-bleofacquiringtargetsassmallas4millimetersona5.5me-terswidedisplaywhileleavingupto93%ofatypicaltabletdevice’sscreenspaceavailablefortask-specificwidgets.Wecomparethesetechniquestostate-of-the-artdistantpointingtechniquesandshowthattwoofour...