[Gzz-commits] manuscripts/Paper paper.tex

[Tuomas J. Lukka]

CVSROOT:        /cvsroot/gzz
Module name:    manuscripts
Changes by:     Tuomas J. Lukka <address@hidden>        03/03/31 08:44:31

Modified files:
        Paper          : paper.tex 

Log message:
        twids

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/manuscripts/Paper/paper.tex.diff?tr1=1.89&tr2=1.90&r1=text&r2=text

Patches:
Index: manuscripts/Paper/paper.tex
diff -u manuscripts/Paper/paper.tex:1.89 manuscripts/Paper/paper.tex:1.90
--- manuscripts/Paper/paper.tex:1.89    Mon Mar 31 08:35:21 2003
+++ manuscripts/Paper/paper.tex Mon Mar 31 08:44:31 2003
@@ -808,14 +808,15 @@
 Color is the most dominant visual attribute of a texture. 
 Therefore, it is essential that the overall colors of the
 backgrounds are maximally diverse with respect to color perception.
-However, we come again to the entropy arguments 
+However, we come again to the number-of-different-features arguments 
 of Section~\ref{secfeaturevec}:
-too many different colors in one background are perceived just 
+too many different colors in a {\em single} background are perceived just 
 as a mix of many colors, making all such backgrounds look the same.
 
-To maintain color balance,
-we use a heuristically selected
-small palette of colors for each paper.
+To maintain recognizability,
+we use a 
+small palette of colors for each paper, selected
+randomly from a heuristic distribution.
 The final image contains convex combinations of
 the palette colors.
 
@@ -824,7 +825,7 @@
 random colors (cf. \cite{healey96choosing}):
 using a uniformly chosen hue angle
 produces too much blue and too little yellow 
-for high $L^*$.
+for high $L^*$ (luminance).
 Because of this, we use a different color circle
 with seven evenly spaced ``primary'' hues (RGB, CMY and orange).
 %
@@ -879,6 +880,7 @@
 palette because the adaptive effects of the eye shift them
 towards the complementary colors of the more saturated colors
 in the palette.
+
 %
 %Usually, only a maximum circle 
 %contained in the gamut of a given lightness level is used for 
@@ -913,7 +915,6 @@
 %Note that for correct computation of the lightness, 
 %it is essential that the display gamma is properly adjusted
 %for linear (XXX: usually around gamma 2) RGB reproduction.
-
 For each background,
 we use colors from {\em both} the dark and light end of the 
 80-100 range in order to create some contrast.