I know that there are plenty of comments on strange lines appearing in exported matlab output, still I didn't really find out if there is already a solution to my specific problem. About 3 years ago I ...

% This function is based on the m_map toolbox. So to use this function you % should download the m_map toolbox and add it to the matlab path first. % The syntax rules is the same with 'm_contourf', ...

Matlabで例えば脳波の時間周波数解析の結果を描画する際、imagescという関数を使って描画することがある。この関数の挙動が何気にわかりづらいので、備忘録として注意点などを整理しておく。 ChatGPT o4-mini-highも間違えていたので、本当に気をつけた方が良い。