<s>
The	O
Blitzen	B-General_Concept
was	O
a	O
miniaturized	O
SIMD	B-Device
(	O
single	B-Device
instruction	I-Device
,	I-Device
multiple	I-Device
data	I-Device
)	O
computer	O
system	O
designed	O
for	O
NASA	O
in	O
the	O
late	O
1980s	O
by	O
a	O
team	O
of	O
researchers	O
at	O
Duke	O
University	O
,	O
North	O
Carolina	O
State	O
University	O
and	O
the	O
Microelectronics	O
Center	O
of	O
North	O
Carolina	O
.	O
</s>
<s>
The	O
Blitzen	B-General_Concept
was	O
composed	O
of	O
a	O
control	O
unit	O
and	O
a	O
set	O
of	O
simple	O
processors	O
connected	O
in	O
a	O
grid	O
topology	O
.	O
</s>
<s>
The	O
machine	O
influenced	O
,	O
to	O
some	O
extent	O
,	O
the	O
design	O
of	O
the	O
MasPar	B-Device
MP-1	O
computer	O
.	O
</s>
<s>
Applications	O
of	O
the	O
Blitzen	B-General_Concept
machine	O
include	O
high-speed	O
image	B-Algorithm
processing	I-Algorithm
,	O
where	O
each	O
processor	B-General_Concept
operates	O
on	O
a	O
pixel	B-Algorithm
of	O
the	O
input	O
image	O
and	O
communicates	O
with	O
its	O
grid	O
neighbours	O
to	O
apply	O
image	B-Algorithm
processing	I-Algorithm
filters	O
on	O
the	O
image	O
.	O
</s>
