Flip the Y-axis ticks without flipping the plot (2024)

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https://www.mathworks.com/matlabcentral/answers/427639-flip-the-y-axis-ticks-without-flipping-the-plot#comment_631822

yticklabels([1:10]) %an example

set ( gca, 'ydir', 'reverse' )

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x = 30:5:65;

y = 0:5:35;

scatter(x,y);

yTickLabels = arrayfun(@num2str,sort(y,'descend'),'uni',false);

ax = gca;

ax.YAxis.TickLabels = yTickLabels;

% Generate a random 100X100 matrix and plot it via `imagesc`.

s = rand(100,100);

imagesc(s);

ax = gca;

% Replace the original yTick values of the `imagesc` plot.

yTicks = ax.YAxis.TickValues;

tickDifference = yTicks(2) - yTicks(1);

for ii = 1:length(yTicks)

yTicks(ii) = size(s,1) - tickDifference * (ii - 1);

end

yTicks = sort(yTicks);

ax.YAxis.TickValues = yTicks;

% Replace the ticklabel values to match the flipped axis.

yTickLabels = ax.YAxis.TickLabels;

scaling = 10^double(ax.YAxis.Exponent); % Take care of scaling

for ii = 1:length(yTickLabels)

yTickLabels{ii} = num2str(size(s,1) - str2double(yTickLabels{ii})*scaling);

end

ax.YAxis.TickLabels = yTickLabels;