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revision 1.82 by tjl, Mon Mar 31 10:38:48 2003 UTC revision 1.83 by tjl, Mon Mar 31 10:45:03 2003 UTC
# Line 474  concentrated on tree structures\cite{lam Line 474  concentrated on tree structures\cite{lam
474  or flat 2D images or maps\cite{fc-taxonomy}.  or flat 2D images or maps\cite{fc-taxonomy}.
475    
476  The motivating example for unique backgrounds is  The motivating example for unique backgrounds is
477  the BuoyOING user interface, a focus+context user interface for navigating  the BuoyOING (Buoy-Oriented Interface, Next Generation (i.e. our version 2))
478  hypertext. BuoyOING is a logical step forwards from the earlier work  user interface, a focus+context interface for navigating
479    hypertext. BuoyOING is a logical step from the earlier work
480  on Fluid Links\cite{zellweger98fluid} and hypercept animations\cite{milgram99hypercept}.  on Fluid Links\cite{zellweger98fluid} and hypercept animations\cite{milgram99hypercept}.
481  Buoyoing has been designed from the ground up around the following three principles:  Buoyoing has been designed from the ground up around the following three principles:
482  \begin{quote}  \begin{quote}
# Line 491  Buoyoing has been designed from the grou Line 492  Buoyoing has been designed from the grou
492  \end{enumerate}  \end{enumerate}
493  \end{quote}  \end{quote}
494    
495  The links are between specific areas of the 2D documents.  The links are between specific areas of the 2D documents, and the {\em relevant fragments}
496    of the target document is shown floating in the margin when the link anchor is close to the focus.
497    Figure~\ref{figxupdfdiag} shows a sample document structure and a traveral, with and without
498    unique backgrounds.
499    
500  \begin{figure*}  \begin{figure*}
501  \def\bw{7cm}  \def\bw{7cm}
# Line 519  c)\\ Line 523  c)\\
523  \caption{  \caption{
524  \label{figxupdfdiag}  \label{figxupdfdiag}
525  The motivating example for unique backgrounds:  The motivating example for unique backgrounds:
526  a focus+context interface for browsing bidirectionally hyperlinked documents.  the BuoyOING focus+context interface for browsing bidirectionally hyperlinked documents.
527  The interface shows the relevant {\em fragments} of the other ends of the links  The interface shows the relevant {\em fragments} of the other ends of the links
528  and animates them fluidly to the focus upon traversing the link.,  and animates them fluidly to the focus upon traversing the link.,
529  The (trivial) document network shown in a).  A small document network shown in a).
530  The overall organization of the small network used as an example is shown in a).  A sequence of a user browsing the network is shown in b)
 In b) and c) the same sequence of user's views to the network is shown, in b)  
531  without and in c) with background texture.  without and in c) with background texture.
532  There are three keyframes where the view stops and two frames of each animation between the keyframes  There are three keyframes where the view stops and two frames of each animation between the keyframes
533  are shown.  are shown.
534  The unique backgrounds help the user notice that the upper right buoy in the last keyframe  The unique backgrounds help the user notice that the upper right buoy in the last keyframe
535  is actually a part of the same document (1) which was in the focus in the first keyframe.  is actually a part of the same document (1) which was in the focus in the first keyframe.
536  Our hypothesis is that this will aid user orientation.  Our (as yet untested) hypothesis is that this will aid user orientation.
537  }  }
538  \end{figure*}  \end{figure*}
539    
 In the diagram above, the letters and colors helped identify the documents.  
 Now,  
   
540  \section{Generating Unique Background Textures}  \section{Generating Unique Background Textures}
541    
542  %XXX: shorten by one half column  %XXX: shorten by one half column

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