[Gzz-commits] manuscripts/Paper exper.txt

[Janne V. Kujala]

CVSROOT:        /cvsroot/gzz
Module name:    manuscripts
Changes by:     Janne V. Kujala <address@hidden>        03/02/28 10:46:36

Modified files:
        Paper          : exper.txt 

Log message:
        update

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/manuscripts/Paper/exper.txt.diff?tr1=1.8&tr2=1.9&r1=text&r2=text

Patches:
Index: manuscripts/Paper/exper.txt
diff -u manuscripts/Paper/exper.txt:1.8 manuscripts/Paper/exper.txt:1.9
--- manuscripts/Paper/exper.txt:1.8     Fri Feb 28 08:09:38 2003
+++ manuscripts/Paper/exper.txt Fri Feb 28 10:46:36 2003
@@ -7,8 +7,8 @@
 Readability test (non-disruptiveness)
 -------------------------------------
 
-- objective: show that readablity does not suffer much
-- means: show that text size has much stronger effect on reading speed
+- hypothesis: readablity does not suffer much
+- test: show that text size has much stronger effect on reading speed
   than the presence of a background texture
 
     - 3 test cases: white background, light texture, and dark texture
@@ -60,15 +60,19 @@
        for each subject?
      - should the font sizes be assigned in random order to the textx
        for each subject?
+     - should we use more lightness levels to find the "sweet point"
+       in the readability-recognizability trade-off.
+       Are there already such studies? It would be useful information
+       for, e.g., web design, etc.
 
 Recognizability test
 --------------------
-- objectives: 
-     - show that textures can be remembered
-     - show that textures can be remembered better than single colors
-     - compare the recognizablity of light and dark textures
+- hypotheses: 
+     - textures can be remembered
+     - textures can be remembered better than single colors
+     - light textures are harder to remember than dark textures
 
-- procedure
+- test procedure
     - 3 subtests with single color / light texture / dark texture
 
     - learning phase: show 15 textures in series, 5 seconds each
@@ -95,6 +99,7 @@
 
 
 
+
 SCRATCH
 =======
 
@@ -102,27 +107,11 @@
 
 Test cases:
 
-- text size: small / big
-- bg type cases: color / shapes, i.e.,
-     - white
-     - one color
-     - full texture
-     - grayscale texture (intensity scale "compressed" to a certain range)
+- grayscale texture (intensity scale "compressed" to a certain range)
 
 
 XXX: small-scale fragments do lose shape features.
 what to say about this
-
-Recognisability test (usefulness)
----------------------------------
-
-- objective: show that the background textures are useful
-- means: show that fragments of documents can be recognized much
-  better when unique backgrounds are used
-
-     - buoy view testing XXX
-
-
 
 
 Suppose that the first page of each of hundreds of documents is torn into