Pictures from sound Chou Dean-yi says that with each of the helioseismology networks constantly collecting solar oscillation data, it is only by finding better methods of analyzing and interpreting such data that one can produce more and better information than other people, and so surpass one's competitors. The idea behind acoustic solar imaging came from a new imaging technique in oceanography, called "ambient noise imaging."
周定一表示，每個研究團隊都在收集日震數據，只有找到更好的方法加以分析解讀，得到比別人更多的訊息，才能超越對手。聲波成像法的構想來自海洋學中的新探測技術「背景雜訊成像術」。