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A red–black tree plotted by Graphviz Undirected graph showing adjacency of the 48 contiguous United States A visualization of a JavaScript life cycle made by using Graphviz Graphviz (short for Graph Visualization Software ) is a package of open-source tools initiated by AT&T Labs Research for drawing graphs (as in nodes and edges , not as in ...
The OneZoom Tree of Life. The OneZoom Tree of Life Explorer is a web-based phylogenetic tree software. It aims to map the evolutionary connection of all known life. As of 2023 it includes over 2.2 million species. [1] [2]
In computer science, a red–black tree is a self-balancing binary search tree data structure noted for fast storage and retrieval of ordered information. The nodes in a red-black tree hold an extra "color" bit, often drawn as red and black, which help ensure that the tree is always approximately balanced.
All of the red-black tree algorithms that have been proposed are characterized by a worst-case search time bounded by a small constant multiple of log N in a tree of N keys, and the behavior observed in practice is typically that same multiple faster than the worst-case bound, close to the optimal log N nodes examined that would be observed in a perfectly balanced tree.
AA trees are named after their originator, Swedish computer scientist Arne Andersson. [1] AA trees are a variation of the red–black tree, a form of binary search tree which supports efficient addition and deletion of entries. Unlike red–black trees, red nodes on an AA tree can only be added as a right subchild.
Both AVL trees and red–black (RB) trees are self-balancing binary search trees and they are related mathematically. Indeed, every AVL tree can be colored red–black, [14] but there are RB trees which are not AVL balanced. For maintaining the AVL (or RB) tree's invariants, rotations play an important role.
Various height-balanced binary search trees were introduced to confine the tree height, such as AVL trees, Treaps, and red–black trees. [5] The AVL tree was invented by Georgy Adelson-Velsky and Evgenii Landis in 1962 for the efficient organization of information. [6] [7] It was the first self-balancing binary search tree to be invented. [8]
Phylogenetic inference and data visualization for allelic/SNP sequences profiles using Minimum Spanning Trees: All [29] SplitsTree: Software for viewing trees, cladograms, NeighborNets, and other graphs All [30] TreeDyn Open-source software for tree manipulation and annotation allowing incorporation of meta information: All [31] Treevolution