Document Doc.get_lca_matrix
@@ -332,6 +332,26 @@ p
+cell dict
+cell A dictionary mapping attributes to integer counts.
++h(2, "get_lca_matrix") Doc.get_lca_matrix
+ +tag method
+
+p
+ | Calculates the lowest common ancestor matrix for a given #[code Doc].
+ | Returns LCA matrix containing the integer index of the ancestor, or
+ | #[code -1] if no common ancestor is found, e.g. if span excludes a
+ | necessary ancestor.
+
++aside-code("Example").
+ doc = nlp(u"This is a test")
+ matrix = doc.get_lca_matrix()
+ # array([[0, 1, 1, 1], [1, 1, 1, 1], [1, 1, 2, 3], [1, 1, 3, 3]], dtype=int32)
+
++table(["Name", "Type", "Description"])
+ +row("foot")
+ +cell returns
+ +cell #[code.u-break numpy.ndarray[ndim=2, dtype='int32']]
+ +cell The lowest common ancestor matrix of the #[code Doc].
+
+h(2, "to_array") Doc.to_array
+tag method
