a(2:end) 取第二行到最后一行
a(end)
table_sample = sampleColor;
table_scale = ScaleColor;
subplot(1,2,1);
sample_uv = table2array(table_sample);
[sample_u,sample_v] = deal(sample_uv(:,1),sample_uv(:,2));
plot(sample_u,sample_v);
xlim([0,0.5]);
ylim([0,0.5]);
title('Sample')
subplot(1,2,2);
scale_uv = table2array(table_scale);
[scale_u,scale_v] = deal(scale_uv(:,1),scale_uv(:,2));
plot(scale_u,scale_v);
xlim([0,0.5]);
ylim([0,0.5]);
title('Scale')