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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I apparently missed a discussion of the meaning of monochrome,
but I consider the term to include gray-scale. After all, it refers to a single
color (</span><span style='font-size:8.5pt;font-family:"Tahoma","sans-serif"'>¸˝¨ýß)</span><span
style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> but
does not refer to shade/density/intensity.á I consider a monochrome a characteristic
as distinguished from polychrome, or full color or spot color. <o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>However, the definitions, need some discussion. This is
especially true of digitally represented color images.á <o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Further, I suggest that we specify that the definitions refer to
the conventional digital representations of images; áthere are also hardcopy
images, the ácharacteristics definition of which is beyond the scope of áthe
MFD semantics activity.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Bill Wagner<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> owner-mfd@pwg.org
[mailto:owner-mfd@pwg.org] <b>On Behalf Of </b>Petrie, Glen<br>
<b>Sent:</b> Tuesday, December 18, 2007 2:49 PM<br>
<b>To:</b> mfd@pwg.org<br>
<b>Subject:</b> MFD&gt; Binary Versus MonoChrome Versus Color<o:p></o:p></span></p>

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<p class=MsoNormal><o:p>&nbsp;</o:p></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>My
background in physics, optics and image processing has always used the term
monochrome to mean &#8220;an image is presented as different shades of gray
from black to white&#8221;; with the more general definition to be &#8220;an
image is presented as different shades of a single color from the color to
white&#8221;.&nbsp; After searching the web (do a Google search using the key words
&#8220;define: monochrome&#8221;) you will discover that you can find just
about any definition you want; including:<o:p></o:p></span></p>

<p class=MsoNormal><b><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#3A3A3A'><o:p>&nbsp;</o:p></span></b></p>

<p class=MsoNormal><b><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#3A3A3A'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Monochrome Printer</span></b><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#3A3A3A'> - A monochrome printer can only produce an image consisting of
one color,<o:p></o:p></span></p>

<p class=MsoNormal style='margin-left:1.5in'><span style='font-size:9.0pt;
font-family:"Verdana","sans-serif";color:#3A3A3A'>&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; usually black. A monochrome printer may
also be able to produce graduations <o:p></o:p></span></p>

<p class=MsoNormal style='margin-left:1.5in;text-indent:.5in'><span
style='font-size:9.0pt;font-family:"Verdana","sans-serif";color:#3A3A3A'>of
tone of that color, such as a grey-scale.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#3A3A3A'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>So
this mean monochrome is both B/W and grey (gray)!!!!!!!!!!!!!!<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I
believe you will find that the term monochrome migrated to it current
association as a binary B/W representation from how people have talked about
photos.&nbsp;&nbsp; Photos have always been denoted as either being
&#8220;Black/White&#8221; or &#8220;Color&#8221;.&nbsp; This is done to
distinguish two big classes of photos.&nbsp; However, the B/W photos (images)
are actually gray tone (black monochrome) not binary B/W. <o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>People
also to refer to monochrome displays; but these are not binary B/W either,
since the display can display a range of gray (green, red, brown) values but
adjusting the intensity of the electron beam.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I
would like to propose the following.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Binary
Image &#8211; An image composed of individual pixels having only two possible
states and represented by a single binary value.&nbsp; Example: Black and
White, Red and White, Blue and White, Blue and Red.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Monochrome
Image &#8211; An image composed of individual pixels having n number of
possible states that corresponds to a graduation of tone of a single color and
represented by 1 or more bytes per pixel.&nbsp; Examples: 8-Bit-Gray-Tone (256
states going from black to white) and 16-Bit-Sepia (65536 states going from
brown to white)<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Color
Image &#8211; An image composed of individual pixels having n number of
possible states representing Hue, Value and Intensity where the Hue, Value and
Intensity are represented as either indexed individual color values or color
space coordinates.&nbsp; Examples: 8-Bit-RGB (256 possible indexed states),
24-Bit-RGB ((8,8,8) = 16 million possible states), 48-Bit-RGB ((16,16,16) = 2.8
E14 possible states), CMYK, HSV<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Glen<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p>&nbsp;</o:p></span></p>

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