diff --git a/analysis/matlab/variations/naive_a2_d0_13/learning_curve.png b/analysis/matlab/variations/naive_a2_d0_13/learning_curve.png
index 9e8f11f..bce882a 100644
Binary files a/analysis/matlab/variations/naive_a2_d0_13/learning_curve.png and b/analysis/matlab/variations/naive_a2_d0_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_a2_d0_13/learning_curve_rate.png b/analysis/matlab/variations/naive_a2_d0_13/learning_curve_rate.png
index 21aa94d..66ac8dc 100644
Binary files a/analysis/matlab/variations/naive_a2_d0_13/learning_curve_rate.png and b/analysis/matlab/variations/naive_a2_d0_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_a2_d0_13/plotcurve.m b/analysis/matlab/variations/naive_a2_d0_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_a2_d0_13/plotcurve.m
+++ b/analysis/matlab/variations/naive_a2_d0_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_a2_d0_5/learning_curve.png b/analysis/matlab/variations/naive_a2_d0_5/learning_curve.png
index 5350fea..d3a282e 100644
Binary files a/analysis/matlab/variations/naive_a2_d0_5/learning_curve.png and b/analysis/matlab/variations/naive_a2_d0_5/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_a2_d0_5/learning_curve_rate.png b/analysis/matlab/variations/naive_a2_d0_5/learning_curve_rate.png
index c7af652..511e138 100644
Binary files a/analysis/matlab/variations/naive_a2_d0_5/learning_curve_rate.png and b/analysis/matlab/variations/naive_a2_d0_5/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_a2_d0_5/plotcurve.m b/analysis/matlab/variations/naive_a2_d0_5/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_a2_d0_5/plotcurve.m
+++ b/analysis/matlab/variations/naive_a2_d0_5/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_a2_d6_10/learning_curve.png b/analysis/matlab/variations/naive_a2_d6_10/learning_curve.png
index d40689e..c98b126 100644
Binary files a/analysis/matlab/variations/naive_a2_d6_10/learning_curve.png and b/analysis/matlab/variations/naive_a2_d6_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_a2_d6_10/learning_curve_rate.png b/analysis/matlab/variations/naive_a2_d6_10/learning_curve_rate.png
index 0a3200d..212064b 100644
Binary files a/analysis/matlab/variations/naive_a2_d6_10/learning_curve_rate.png and b/analysis/matlab/variations/naive_a2_d6_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_a2_d6_10/plotcurve.m b/analysis/matlab/variations/naive_a2_d6_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_a2_d6_10/plotcurve.m
+++ b/analysis/matlab/variations/naive_a2_d6_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_a2_d6_13/learning_curve.png b/analysis/matlab/variations/naive_a2_d6_13/learning_curve.png
index ee1a2d4..6d125e7 100644
Binary files a/analysis/matlab/variations/naive_a2_d6_13/learning_curve.png and b/analysis/matlab/variations/naive_a2_d6_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_a2_d6_13/learning_curve_rate.png b/analysis/matlab/variations/naive_a2_d6_13/learning_curve_rate.png
index 0c5fc7e..90bd601 100644
Binary files a/analysis/matlab/variations/naive_a2_d6_13/learning_curve_rate.png and b/analysis/matlab/variations/naive_a2_d6_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_a2_d6_13/plotcurve.m b/analysis/matlab/variations/naive_a2_d6_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_a2_d6_13/plotcurve.m
+++ b/analysis/matlab/variations/naive_a2_d6_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_boxa_d0_10/learning_curve.png b/analysis/matlab/variations/naive_boxa_d0_10/learning_curve.png
index 76b3e39..aad7cf1 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_10/learning_curve.png and b/analysis/matlab/variations/naive_boxa_d0_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_10/learning_curve_rate.png b/analysis/matlab/variations/naive_boxa_d0_10/learning_curve_rate.png
index 86cbd5f..4f914b3 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_10/learning_curve_rate.png and b/analysis/matlab/variations/naive_boxa_d0_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_10/plotcurve.m b/analysis/matlab/variations/naive_boxa_d0_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_boxa_d0_10/plotcurve.m
+++ b/analysis/matlab/variations/naive_boxa_d0_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_boxa_d0_13/learning_curve.png b/analysis/matlab/variations/naive_boxa_d0_13/learning_curve.png
index f987d64..41fd59b 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_13/learning_curve.png and b/analysis/matlab/variations/naive_boxa_d0_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_13/learning_curve_rate.png b/analysis/matlab/variations/naive_boxa_d0_13/learning_curve_rate.png
index 81bb243..91b4c51 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_13/learning_curve_rate.png and b/analysis/matlab/variations/naive_boxa_d0_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_13/plotcurve.m b/analysis/matlab/variations/naive_boxa_d0_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_boxa_d0_13/plotcurve.m
+++ b/analysis/matlab/variations/naive_boxa_d0_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_boxa_d0_5/learning_curve.png b/analysis/matlab/variations/naive_boxa_d0_5/learning_curve.png
index cfd15f2..95ca0a0 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_5/learning_curve.png and b/analysis/matlab/variations/naive_boxa_d0_5/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_5/learning_curve_rate.png b/analysis/matlab/variations/naive_boxa_d0_5/learning_curve_rate.png
index d496455..efbd672 100644
Binary files a/analysis/matlab/variations/naive_boxa_d0_5/learning_curve_rate.png and b/analysis/matlab/variations/naive_boxa_d0_5/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d0_5/plotcurve.m b/analysis/matlab/variations/naive_boxa_d0_5/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_boxa_d0_5/plotcurve.m
+++ b/analysis/matlab/variations/naive_boxa_d0_5/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/naive_boxa_d6_10/learning_curve.png b/analysis/matlab/variations/naive_boxa_d6_10/learning_curve.png
index 3a5f96b..002283c 100644
Binary files a/analysis/matlab/variations/naive_boxa_d6_10/learning_curve.png and b/analysis/matlab/variations/naive_boxa_d6_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d6_10/learning_curve_rate.png b/analysis/matlab/variations/naive_boxa_d6_10/learning_curve_rate.png
index ef96bae..b9c7e86 100644
Binary files a/analysis/matlab/variations/naive_boxa_d6_10/learning_curve_rate.png and b/analysis/matlab/variations/naive_boxa_d6_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d6_10/plotcurve.m b/analysis/matlab/variations/naive_boxa_d6_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_boxa_d6_10/plotcurve.m
+++ b/analysis/matlab/variations/naive_boxa_d6_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);