Indexed Search Tree (Trie). Nelson Padua-Perez Chau-Wen Tseng Department of Computer Science University of Maryland, College Park. Indexed Search Tree ( Trie). Special case of tree Applicable when Key C can be decomposed into a sequence of subkeys C 1 , C 2 , … C n
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Indexed Search Tree (Trie)
Nelson Padua-Perez
Chau-Wen Tseng
Department of Computer Science
University of Maryland, College Park
C1
C2
C3
C3
C4
A
R
S
E
T
“ART”
Trie for Morse Code
Class Node {
Letter value; // Letter V = { V1, V2, … Vm }
Node child[ m ];
}
D
I
P
P
P
D
S
D
P
S
P
S
S
S
minimize
inimize
nimize
imize
mize
ize
ze
e
a
d
e
b
c
1
0
0
1
1
0
1
0
c
a
d
b
b
r
a
c
r
d
0
0
1
1
T2
T1
1
0
1
1
0
1
0
0
1
0
0
1
11
6
a
r
4
2
b
2
b
c
d
r
a
c
d
2
2
5
6
4
r
4
a
5
b
a
2
r
b
2
5
2
c
d
c
d
X= abracadabra
: 0 110 10 0 1110 0 1111 0 110 10 0: 23 digit
Frequencies
a
b
r
c
d
5
2
2
1
1
Genome
Suffix tree
ESTs
Mapping
Gene