<s>
LIBSVM	B-Language
and	O
LIBLINEAR	B-Language
are	O
two	O
popular	O
open	B-Application
source	I-Application
machine	O
learning	O
libraries	O
,	O
both	O
developed	O
at	O
the	O
National	O
Taiwan	O
University	O
and	O
both	O
written	O
in	O
C++	B-Language
though	O
with	O
a	O
C	B-Language
API	O
.	O
</s>
<s>
LIBSVM	B-Language
implements	O
the	O
sequential	B-Algorithm
minimal	I-Algorithm
optimization	I-Algorithm
(	O
SMO	O
)	O
algorithm	O
for	O
kernelized	O
support	B-Algorithm
vector	I-Algorithm
machines	I-Algorithm
(	O
SVMs	B-Algorithm
)	O
,	O
supporting	O
classification	B-General_Concept
and	O
regression	O
.	O
</s>
<s>
LIBLINEAR	B-Language
implements	O
linear	B-General_Concept
SVMs	B-Algorithm
and	O
logistic	O
regression	O
models	O
trained	O
using	O
a	O
coordinate	B-Algorithm
descent	I-Algorithm
algorithm	O
.	O
</s>
<s>
The	O
SVM	B-Algorithm
learning	O
code	O
from	O
both	O
libraries	O
is	O
often	O
reused	O
in	O
other	O
open	B-Application
source	I-Application
machine	O
learning	O
toolkits	O
,	O
including	O
GATE	B-Language
,	O
KNIME	B-Language
,	O
Orange	B-Application
and	O
scikit-learn	B-Application
.	O
</s>
<s>
Bindings	O
and	O
ports	O
exist	O
for	O
programming	O
languages	O
such	O
as	O
Java	B-Language
,	O
MATLAB	B-Language
,	O
R	B-Language
,	O
and	O
Python	B-Language
.	O
</s>
<s>
Both	O
libraries	O
are	O
free	B-Application
software	I-Application
released	O
under	O
the	O
3-clause	O
BSD	B-Operating_System
license	I-Operating_System
.	O
</s>
