Abstract. This paper proposes a new user interface paradigm for motion capture based animation systems, providing intuitive and efficient ways to visualize the main motion capture concepts and operations. A prototype system was built, implementing the prop

ingresultsthatencourageustoimproveitevenmore,withfeatureslike:

implementationofotheradvancedmotionoperations([9],[11],[12]),com-paringtheirresultsandextractingconclusionsandsuggestionsforimprove-mentsand/ornewtechniques.Inthiscase,thesystemwillserveasatestbedfornewmotioncaptureprocessingtechniques.

insertionofprocedural[15]andbehavioral[18]animation“plug-ins”inthesystem.Inthe rstcase,capturedmotionscouldactasaregentfactor,guidingtheproceduralobjects.Inthesecondcase,thebehavioralfunctionscouldcontroltheprocessingmodule,combiningandmodifyingcapturedmotionstoimprovethevisualqualityoftheanimations.

combinationofmotioncapturewithsound.Inthiscase,thetime-markerscouldbeusedtosynchronizethekeymomentsinthemotionwiththetem-poraldescriptionofthesound.

5Acknowledgements

TheauthorswouldliketothankViewpointDatalabs,Inc.andBiovision,Inc.foraccesstomotioncapturedata,andtotheBrazilianCouncilforScienti candTechnologicaldevelopment(CNPq)forthe nancialsupport.ThisresearchhasbeendevelopedinthelaboratoryofVISGRAFprojectatIMPAandatLCG/UFRJ,aspartoftheMasterprogrameeofthe rstauthor.ThisprojectissponsoredbyCNPq,FAPERJ,FINEPandIBMBrasil.Alsothanksareduetothereviewersfortheirvaluablecomments.

6References

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