(algorithm)
Definition: Restoring the heap property by swapping a node with its parent, and repeating the process on the parent until the root is reached or the heap property is satisfied.
Note: Insertion in a binary heap is implemented by adding a node to the end of of the array and then performing a "sift up" starting at that node. After LK.
Author: PEB
If you have suggestions, corrections, or comments, please get in touch with Paul E. Black.
Entry modified 17 December 2004.
HTML page formatted Fri Mar 25 16:20:35 2011.
Cite this as:
Paul E. Black, "sift up", in
Dictionary of Algorithms and Data
Structures [online], Paul E. Black, ed.,
U.S. National Institute of
Standards and Technology. 17 December 2004. (accessed TODAY)
Available from: http://www.nist.gov/dads/HTML/siftup.html