"Chinese free improvisation alliance" is a series of concerts based on free improvisation music.

中国自由即兴同盟是一个以自由即兴音乐为主，兼实验摇滚、先锋爵士的音乐联盟。

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It's intended to evoke that whole way of making music that Jazz musicians have done where you do have structure, you do have organizations, but you have a lot of improvisation.

这样做的目的是使您在具有结构、组织、以及大量即兴创作的情况下，像jazz乐音乐家那样来创作音乐。

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Jazz musicians use collective improvisation to create music as they play it.

爵士音乐人在演奏时集体即兴创作音乐。

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While the Moth StorySlam is the only show that draws all its performers from a lottery and judges it as a competition, other shows in the city feature unique components, such as adhering to a specific theme or mixing in improvisation, music, fiction and audience participation.

BBC: New York stories

Although the main performance practice of Iranian traditional music unfolds through improvisation according to the mood of the performer and in response to the audience, musicians spend years learning to master the radif as the set of musical tools for their performances and compositions.

UNESCO: Intangible Cultural Heritage

Having been schooled in piano improvisation at USC's Thorton School of Music, Eldar has released three albums on Sony Classical.

NPR: Eldar: Complex Improvisation