icse99-2.ps

clustering tools and may use for research

27 162 27 18 ellipse_path
gsave 0 setgray stroke grestore fill
gsave 10 dict begin
0.000 0.000 0.000 nodecolor
27 163 moveto (N2) 17 14.00 -0.50 alignedtext
end grestore
end grestore

%	N1 -> N2
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 47 216 moveto
44 208 40 197 36 188 curveto
stroke
33 180 69.44 10.00 5.00 arrowhead
end grestore

%	N3
gsave 10 dict begin
filled
0.537 0.247 0.902 nodecolor
73 90 27 18 ellipse_path
gsave 0 setgray stroke grestore fill
gsave 10 dict begin
0.000 0.000 0.000 nodecolor
73 91 moveto (N3) 17 14.00 -0.50 alignedtext
end grestore
end grestore

%	N2 -> N3
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 38 145 moveto
44 136 51 124 57 114 curveto
stroke
62 107 125.54 10.00 5.00 arrowhead
end grestore

%	N3 -> N1
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 60 210 moveto
63 200 65 188 66 180 curveto
69 161 71 128 72 108 curveto
stroke
59 216 -80.54 10.00 5.00 arrowhead
end grestore

%	N4
gsave 10 dict begin
filled
0.537 0.247 0.902 nodecolor
145 162 27 18 ellipse_path
gsave 0 setgray stroke grestore fill
gsave 10 dict begin
0.000 0.000 0.000 nodecolor
145 163 moveto (N4) 17 14.00 -0.50 alignedtext
end grestore
end grestore

%	N4 -> N3
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 130 147 moveto
119 136 104 121 92 109 curveto
stroke
88 105 45.00 10.00 5.00 arrowhead
end grestore

%	N5
gsave 10 dict begin
filled
0.537 0.247 0.902 nodecolor
145 90 27 18 ellipse_path
gsave 0 setgray stroke grestore fill
gsave 10 dict begin
0.000 0.000 0.000 nodecolor
145 91 moveto (N5) 17 14.00 -0.50 alignedtext
end grestore
end grestore

%	N4 -> N5
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 145 144 moveto
145 136 145 126 145 117 curveto
stroke
145 108 90.00 10.00 5.00 arrowhead
end grestore

%	N6
gsave 10 dict begin
filled
0.537 0.247 0.902 nodecolor
172 18 27 18 ellipse_path
gsave 0 setgray stroke grestore fill
gsave 10 dict begin
0.000 0.000 0.000 nodecolor
172 19 moveto (N6) 17 14.00 -0.50 alignedtext
end grestore
end grestore

%	N5 -> N6
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 152 72 moveto
155 64 159 53 163 44 curveto
stroke
166 36 110.56 10.00 5.00 arrowhead
end grestore

%	N6 -> N4
gsave 10 dict begin
0.667 1.000 1.000 edgecolor
newpath 161 140 moveto
171 126 182 111 184 108 curveto
192 90 184 56 178 36 curveto
stroke
157 146 -56.31 10.00 5.00 arrowhead
end grestore
endpage
grestore
end
restore
 @endspecial 873 -9 a
 currentpoint grestore moveto
 873 -9 a 20 874 a Fk(Figure)14
b(1:)k Fl(An)d(example)g(of)g(a)h(simple)e(MDG)-10 1006
y
 gsave currentpoint currentpoint translate -90 neg rotate neg exch
neg exch translate
 -10 1006 a @beginspecial 36 @llx 36 @lly 235 @urx 362
@ury 1275 @rwi @setspecial








save

/DotDict 200 dict def

DotDict begin




/coord-font-family /Times-Roman def

/default-font-family /Times-Roman def

/coordfont coord-font-family findfont 8 scalefont def



/InvScaleFactor 1.0 def

/set_scale {

	dup 1 exch div /InvScaleFactor exch def

	dup scale

} bind def



% styles

/solid { } bind def

/dashed { [9 InvScaleFactor mul dup ] 0 setdash } bind def

/dotted { [1 InvScaleFactor mul 6 InvScaleFactor mul] 0 setdash } bind def

/invis {/fill {newpath} def /stroke {newpath} def /show {pop newpath} def} bind def

/bold { 2 setlinewidth } bind def

/filled { } bind def

/unfilled { } bind def

/rounded { } bind def

/diagonals { } bind def



% hooks for setting color 

/nodecolor { sethsbcolor } bind def

/edgecolor { sethsbcolor } bind def

/graphcolor { sethsbcolor } bind def

/nopcolor {pop pop pop} bind def



/beginpage {	% i j npages

	/npages exch def

	/j exch def

	/i exch def

	/str 10 string def

	npages 1 gt {

		gsave

			coordfont setfont

			0 0 moveto

			(\() show i str cvs show (,) show j str cvs show (\)) show

		grestore

	} if

} bind def



/set_font {

	findfont exch

	scalefont setfont

} def



/arrowhead {

	/arrowwidth exch def

	/arrowlength exch def

	gsave

		3 1 roll

		translate

			rotate

			newpath

			arrowlength arrowwidth 2 div moveto

			0 0 lineto

			arrowlength arrowwidth -2 div lineto

		closepath fill

		stroke

	grestore

} def



% draw aligned label in bounding box aligned to current point

% alignfactor tells what fraction to place on the left.

% -.5 is centered.

/alignedtext {			% text labelwidth fontsz alignfactor

	/alignfactor exch def

	/fontsz exch def

	/width exch def

	/text exch def

	gsave

		% even if node or edge is dashed, don't paint text with dashes

		[] 0 setdash

		currentpoint newpath moveto

		text stringwidth pop

		alignfactor mul fontsz -.3 mul rmoveto

		text show

	grestore

} def



/boxprim {				% xcorner ycorner xsize ysize

		4 2 roll

		moveto

		2 copy