<s>
Massive	B-Language
Online	I-Language
Analysis	I-Language
(	O
MOA	B-Language
)	O
is	O
a	O
free	O
open-source	B-Application
software	I-Application
project	O
specific	O
for	O
data	B-Algorithm
stream	I-Algorithm
mining	I-Algorithm
with	O
concept	B-Algorithm
drift	I-Algorithm
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Java	B-Language
and	O
developed	O
at	O
the	O
University	O
of	O
Waikato	O
,	O
New	O
Zealand	O
.	O
</s>
<s>
It	O
includes	O
a	O
set	O
of	O
learners	O
and	O
stream	O
generators	O
that	O
can	O
be	O
used	O
from	O
the	O
Graphical	O
User	O
Interface	O
(	O
GUI	O
)	O
,	O
the	O
command-line	O
,	O
and	O
the	O
Java	B-Language
API	O
.	O
</s>
<s>
MOA	B-Language
contains	O
several	O
collections	O
of	O
machine	O
learning	O
algorithms	O
:	O
</s>
<s>
These	O
algorithms	O
are	O
designed	O
for	O
large	O
scale	O
machine	O
learning	O
,	O
dealing	O
with	O
concept	B-Algorithm
drift	I-Algorithm
,	O
and	O
big	O
data	O
streams	O
in	O
real	O
time	O
.	O
</s>
<s>
MOA	B-Language
supports	O
bi-directional	O
interaction	O
with	O
Weka	B-Language
(	O
machine	O
learning	O
)	O
.	O
</s>
<s>
MOA	B-Language
is	O
free	B-Application
software	I-Application
released	O
under	O
the	O
GNU	B-License
GPL	I-License
.	O
</s>
