diff --git a/tex/gfx/optimization/distance/combined.csv b/tex/gfx/optimization/distance/combined.csv
new file mode 100644
index 0000000..553a4b3
--- /dev/null
+++ b/tex/gfx/optimization/distance/combined.csv
@@ -0,0 +1,21 @@
+2.84043227203263 2.58004584071581
+3.75887475831662 4.15198319132614
+2.35629264447803 3.77349222970729
+7.21974910818898 2.60744461262152
+2.14688347946214 2.55395697683647
+4.29129967605098 3.52175277355811
+2.96751269516755 2.03762393704760
+1.70056078503688 0.89235614871530
+1.78136505133364 1.67260433224162
+2.60663648205787 1.69366758308275
+2.02962776611162 1.98868192722629
+4.21675570389946 2.81865344225522
+3.82656601322002 3.79217107421657
+18.3716286786425 25.2889586292081
+5.59645690156682 6.58584603278711
+1.11411494526204 1.05845000153434
+4.62291095494095 9.84815488753804
+14.0830081457440 14.0830160468429
+17.5392167350320 5.16485959580277
+7.71959400268935 3.02804394513954
+2.64690883677759 2.30100190091603
diff --git a/tex/gfx/optimization/distance/distance.gp b/tex/gfx/optimization/distance/distance.gp
new file mode 100644
index 0000000..2ab4971
--- /dev/null
+++ b/tex/gfx/optimization/distance/distance.gp
@@ -0,0 +1,23 @@
+reset
+
+set terminal x11 size 1000,500
+#set terminal windows size 2000,1500
+#set terminal epslatex size 3.5,2.0
+#set output "plot.tex"
+
+set xtics 1
+#set xrange [0:10]
+set yrange [0:10]
+
+set ytics 1
+
+set grid ytics
+
+#set key left  at screen 0.01, 0.98 samplen 0.75 box width -10  opaque
+set key inside left top box opaque
+
+plot \
+'distance_real_global.csv' pt 1  ps 1 lc rgb '#00ff00' title 'Global'  ,\
+'distance_real_local.csv' pt 2  ps 1 lc rgb '#ff0000' title 'Local' ,\
+
+pause -1
diff --git a/tex/gfx/optimization/distance/distance_real_global.csv b/tex/gfx/optimization/distance/distance_real_global.csv
new file mode 100644
index 0000000..913b28d
--- /dev/null
+++ b/tex/gfx/optimization/distance/distance_real_global.csv
@@ -0,0 +1,21 @@
+2.58004584071581
+4.15198319132614
+3.77349222970729
+2.60744461262152
+2.55395697683647
+3.52175277355811
+2.0376239370476
+0.892356148715305
+1.67260433224162
+1.69366758308275
+1.98868192722629
+2.81865344225522
+3.79217107421657
+25.2889586292081
+6.58584603278711
+1.05845000153434
+9.84815488753804
+14.0830160468429
+5.16485959580277
+3.02804394513954
+2.30100190091603
diff --git a/tex/gfx/optimization/distance/distance_real_global.ods b/tex/gfx/optimization/distance/distance_real_global.ods
new file mode 100644
index 0000000..10d5fc4
Binary files /dev/null and b/tex/gfx/optimization/distance/distance_real_global.ods differ
diff --git a/tex/gfx/optimization/distance/distance_real_local.csv b/tex/gfx/optimization/distance/distance_real_local.csv
new file mode 100644
index 0000000..86ee743
--- /dev/null
+++ b/tex/gfx/optimization/distance/distance_real_local.csv
@@ -0,0 +1,21 @@
+2.84043227203263
+3.75887475831662
+2.35629264447803
+7.21974910818898
+2.14688347946214
+4.29129967605098
+2.96751269516755
+1.70056078503688
+1.78136505133364
+2.60663648205787
+2.02962776611162
+4.21675570389946
+3.82656601322002
+18.3716286786425
+5.59645690156682
+1.11411494526204
+4.62291095494095
+14.083008145744
+17.539216735032
+7.71959400268935
+2.64690883677759
diff --git a/tex/gfx/optimization/distance/distance_real_local.ods b/tex/gfx/optimization/distance/distance_real_local.ods
new file mode 100644
index 0000000..0fff8c0
Binary files /dev/null and b/tex/gfx/optimization/distance/distance_real_local.ods differ