/[fenfire]/journals/plans/SA_2003.rst
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revision 1.123 by tjl, Wed May 14 10:15:52 2003 UTC revision 1.124 by jvk, Wed May 14 10:16:38 2003 UTC
# Line 285  Mathematical modeling Line 285  Mathematical modeling
285  '''''''''''''''''''''  '''''''''''''''''''''
286    
287  Most of the new user interface techniques are motivated by perceptual  Most of the new user interface techniques are motivated by perceptual
288  aspects.  aspects such as texture perception, color perception,
289    Gestalt principles of grouping, etc.
 For example, fillets are designed to enhance perceivability of visual  
 connections between interface elements.  
   
290  To understand the  To understand the
291    we need to model the properties of human visual perception
292    and cognition.
293    
294    In this approach, we can apply the earlier experience
295    on the MCMC and other sampling and modeling methods.
296    
297  modeling properties of human visual perception and cognition.  .. comment
   
   
 One of the basic principles of the Fenfire user interfaces is continuity.  
 Continuity helps the user to perceive the interface as cognitively  
 coherent --- things are related to each other, not disconnected. This  
 reduces load in the user's working memory.  
   
   
298    
299       For example, fillets are designed to enhance perceivability of visual
300       connections between interface elements.
301    
 JVK, HH  
302    
 For text filtering and ...  
   
 As one theoretical approach for modeling the readability  
 we can use the correlation function of the rendered text.  
   
 In this approach, we can apply the earlier experience  
 on the MCMC and other sampling and modeling methods.  
303    
304  Usability experiments  Usability experiments
305  '''''''''''''''''''''  '''''''''''''''''''''
306    
307  JVK, HH  One of the basic principles of the Fenfire user interfaces is continuity.
308    Continuity helps the user to perceive the interface as cognitively
309    coherent --- things are related to each other, not disconnected. This
310    reduces load in the user's working memory.
311    
312  Some of the ideas aiming to maintain continuity in the Fenfire user  Some of the ideas aiming to maintain continuity in the Fenfire user
313  interface (such as focus-context) have been proved to be efficient by  interface (such as focus-context) have been proved to be efficient by
# Line 334  and error rates of the participants. In Line 324  and error rates of the participants. In
324  interviews can be used to collect the personal opinions of the  interviews can be used to collect the personal opinions of the
325  participants about the tested idea.  participants about the tested idea.
326    
327    In the next phase, the techniques will be tested in a more realistic
328    situation.
329  Finally, we will carry usability tests on a simulated interface, in which  Finally, we will carry usability tests on a simulated interface, in which
330  several ideas are implemented simultaneously. The users will be observed  several ideas are implemented simultaneously. The users will be observed
331  in realistic use situations. Behavioral data will be gathered in verbal  in realistic use situations. Behavioral data will be gathered in verbal
# Line 521  mathematical framework for modeling the Line 513  mathematical framework for modeling the
513    
514  The goals in this area are the development of the mathematical framework  The goals in this area are the development of the mathematical framework
515  for qualitatively  for qualitatively
516    XXX
517    As one theoretical approach for modeling the readability
518    we can use the correlation function of the rendered text.
519    
520    
521  Unique background textures  Unique background textures

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