<s>
In	O
computer	B-General_Concept
science	I-General_Concept
,	O
an	O
evolving	B-General_Concept
intelligent	I-General_Concept
system	I-General_Concept
is	O
a	O
fuzzy	O
logic	O
system	O
which	O
improves	O
the	O
own	O
performance	O
by	O
evolving	O
rules	O
.	O
</s>
<s>
Fuzzy	O
logic	O
based	O
machine	O
learning	O
works	O
with	O
neuro-fuzzy	B-General_Concept
systems	O
.	O
</s>
<s>
The	O
concept	O
of	O
Evolving	B-General_Concept
Intelligent	I-General_Concept
Systems	I-General_Concept
(	O
EISs	O
)	O
was	O
conceived	O
around	O
the	O
turn	O
of	O
the	O
century	O
with	O
the	O
phrase	O
EIS	O
itself	O
coined	O
for	O
the	O
first	O
time	O
by	O
Angelov	O
and	O
Kasabov	O
in	O
a	O
2006	O
IEEE	O
newsletter	O
and	O
expanded	O
in	O
a	O
2010	O
text	O
.	O
</s>
<s>
EISs	O
consider	O
a	O
gradual	O
development	O
of	O
the	O
underlying	O
(	O
fuzzy	O
or	O
neuro-fuzzy	B-General_Concept
)	O
system	O
structure	O
and	O
differ	O
from	O
evolutionary	O
and	O
genetic	O
algorithms	O
which	O
consider	O
such	O
phenomena	O
as	O
chromosomes	O
crossover	O
,	O
mutation	O
,	O
selection	O
and	O
reproduction	O
,	O
parents	O
and	O
off-springs	O
.	O
</s>
<s>
These	O
were	O
later	O
expanded	O
by	O
N	O
.	O
Kasabov	O
and	O
P	O
.	O
Angelov	O
for	O
the	O
neuro-fuzzy	B-General_Concept
models	O
.	O
</s>
<s>
The	O
generalized	O
rule	O
structure	O
was	O
also	O
successfully	O
used	O
in	O
the	O
context	O
of	O
evolving	O
neuro-fuzzy	B-General_Concept
systems	O
.	O
</s>
