Based on polygon convex hull method, the chord line is extracted.

采用了基于多边形凸包的方法提取弦线。

youdao

He used the higher notes of a chord as a melody line and made other changes.

他运用更高音调的和弦音作为旋律线并做了其它的修改。

youdao

"He began working on the song" Cherokee. "he used the higher notes of a chord as a melody line and made other changes." He now could play the things he had been hearing.

他开始创作“切罗基”，他使用弦乐中较高音符作为乐曲主弦律并做了些别的变化，现在他可以演奏听到过的曲子。

youdao

He used the higher notes of a chord as a melody line and made other changes.

VOA: special.2009.05.03

In the third movement, for example, the setting is rather odd, with the two top parts playing repeated notes in a slow tempo, whereas the bass line and the chord progression are slow with very little motion.

NPR: Live in Studio 4A: Parnassus Avenue Baroque

When an actor speaks a line that strikes a chord with black theatergoers, many of them will say "Uh-HUH!"

WSJ: Theatergoers: Can I Get an Amen? | Sightings by Terry Teachout

Harmonic improvisation takes each chord change as it comes and creates a new melodic line from the notes within it.

FORBES: The Shape of Things to Come