Assertion: tree's node | /r/Synonym | superior
Facets:
value: so
type: DEGREE
Source sentences:
text: A node that has a child is called the child's parent node (or ancestor node, or superior).
text: Finally, the X-tree can be seen as a R*-tree variant that can also decide to not split a node, but construct a so-called super-node containing all the extra entries, when it doesn't find a good split (in particular for high-dimensional data).