<s>
Grafting	B-Algorithm
is	O
the	O
process	O
of	O
adding	O
nodes	O
to	O
inferred	O
decision	B-Algorithm
trees	I-Algorithm
to	O
improve	O
the	O
predictive	O
accuracy	O
.	O
</s>
<s>
A	O
decision	B-Algorithm
tree	I-Algorithm
is	O
a	O
graphical	O
model	O
that	O
is	O
used	O
as	O
a	O
support	O
tool	O
for	O
decision	O
process	O
.	O
</s>
<s>
Once	O
the	O
decision	B-Algorithm
tree	I-Algorithm
is	O
constructed	O
,	O
then	O
the	O
new	O
branches	O
that	O
can	O
be	O
added	O
productively	O
to	O
the	O
tree	O
are	O
identified	O
.	O
</s>
<s>
Pruning	O
and	O
Grafting	B-Algorithm
are	O
complementary	O
methods	O
to	O
improve	O
the	O
decision	B-Algorithm
tree	I-Algorithm
in	O
supporting	O
the	O
decision	O
.	O
</s>
<s>
Pruning	O
allows	O
cutting	O
parts	O
of	O
decision	B-Algorithm
trees	I-Algorithm
to	O
give	O
more	O
clarity	O
and	O
Grafting	B-Algorithm
adds	O
nodes	O
to	O
the	O
decision	B-Algorithm
trees	I-Algorithm
to	O
increase	O
the	O
predictive	O
accuracy	O
.	O
</s>
<s>
To	O
achieve	O
grafting	B-Algorithm
new	O
branches	O
can	O
be	O
added	O
in	O
the	O
place	O
of	O
a	O
single	O
leaf	O
or	O
graft	O
within	O
leaves	O
.	O
</s>
<s>
The	O
nodes	O
and	O
leaves	O
can	O
be	O
identified	O
from	O
the	O
given	O
information	O
and	O
the	O
decision	B-Algorithm
trees	I-Algorithm
are	O
constructed	O
.	O
</s>
<s>
One	O
such	O
decision	B-Algorithm
tree	I-Algorithm
is	O
as	O
follows	O
,	O
</s>
<s>
There	O
are	O
two	O
cuts	O
in	O
the	O
decision	B-Algorithm
trees	I-Algorithm
–	O
nodes	O
at	O
11	O
and	O
5	O
respective	O
to	O
A	O
.	O
</s>
<s>
Using	O
Grafting	B-Algorithm
,	O
new	O
branches	O
are	O
added	O
to	O
the	O
above	O
classification	O
.	O
</s>
<s>
Thus	O
the	O
branching	O
has	O
increased	O
due	O
to	O
the	O
grafting	B-Algorithm
technique	O
.	O
</s>
<s>
This	O
is	O
the	O
simplest	O
form	O
of	O
illustration	O
to	O
represent	O
grafting	B-Algorithm
techniques	O
.	O
</s>
<s>
Grafting	B-Algorithm
can	O
identify	O
regions	O
where	O
there	O
are	O
no	O
occupancy	O
and	O
correct	O
the	O
poor	O
class	O
assignments	O
which	O
increases	O
the	O
accuracy	O
.	O
</s>
