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Level set (data structures)
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<p>In <a href="/facts/Computer_science/lN3pEyPz">computer science</a>, a <a href="/facts/Level_set/JUmNbdNh">level set</a> is a data structure designed to represent discretely <a href="/facts/Sampling_(statistics)/kIb01xdL">sampled</a> dynamic level sets of functions. </p><p>A common use of this form of data structure is in efficient image <a href="/facts/Rendering_(computer_graphics)/YYxfnmAq">rendering</a>. The underlying method constructs a <a href="/facts/Distance_transform/IeAfIYua">signed distance field</a> that extends from the boundary, and can be used to solve the motion of the boundary in this field. </p>