作者: Roy D. Pea , Michael I. Mills , Eric Hoffert , Joseph H. Rosen , Kenneth Dauber
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摘要: The present invention provides electronic methods and apparatus for interactively authoring, sharing analyzing digital video content. Methods authoring include displaying visual data, defining each traversal as a time-based sequence of frames annotating storing record the its associated audio records. Defining includes panning data by positioning an overlay window relative to zooming in or out resizing window. In alternative embodiments, may be displayed rectangular layout cylindrical layout. are practiced using integrated graphical interface, including overview region detail current within window, worksheet list previously stored annotated further aspect, records is published web document accessible via network standard HTML browser, annotations added community users. Analytical also provided which markers corresponding plotted against interactive abstract map enabling users shift between levels abstraction exploring record.