<s>
Resource	B-Architecture
Oriented	I-Architecture
Computing	I-Architecture
(	O
ROC	O
)	O
is	O
a	O
simple	O
abstract	O
computing	O
model	O
used	O
for	O
describing	O
,	O
designing	O
,	O
and	O
implementing	O
software	O
and	O
software	O
systems	O
.	O
</s>
<s>
The	O
fundamental	O
idea	O
behind	O
ROC	O
is	O
derived	O
from	O
the	O
World	O
Wide	O
Web	O
,	O
Unix	B-Application
,	O
and	O
other	O
sources	O
as	O
well	O
as	O
original	O
research	O
conducted	O
at	O
HP	O
Laboratories	O
.	O
</s>
<s>
Resource-oriented	B-Architecture
computing	I-Architecture
describes	O
an	O
abstract	O
computing	O
model	O
.	O
</s>
<s>
The	O
fundamental	O
idea	O
is	O
that	O
sets	O
of	O
information	O
known	O
as	O
resources	O
are	O
treated	O
as	O
abstracts	O
;	O
that	O
is	O
,	O
a	O
resource	B-General_Concept
is	O
a	O
Platonic	O
concept	O
of	O
the	O
information	O
that	O
is	O
the	O
subject	O
of	O
a	O
computation	O
process	O
.	O
</s>
<s>
Resources	O
are	O
identified	O
by	O
logical	O
addresses	O
(	O
typically	O
a	O
URI	B-Protocol
)	O
and	O
processing	O
is	O
defined	O
using	O
compositions	O
and	O
sequences	O
of	O
resource	B-General_Concept
requests	O
.	O
</s>
<s>
At	O
the	O
physical	O
level	O
,	O
a	O
ROC	O
system	O
processes	O
resource-representations	O
,	O
executes	O
transformations	O
and	O
,	O
in	O
so	O
doing	O
,	O
computes	O
new	O
resources	O
.	O
</s>
<s>
Resource	B-General_Concept
A	O
resource	B-General_Concept
is	O
an	O
abstract	O
set	O
of	O
information	O
.	O
</s>
<s>
Identity	B-Application
Each	O
resource	B-General_Concept
may	O
be	O
identified	O
by	O
one	O
or	O
more	O
logical	O
identifiers	O
.	O
</s>
<s>
Resolution	O
A	O
logical	O
identifier	O
may	O
be	O
resolved	O
within	O
an	O
information-context	O
to	O
obtain	O
a	O
physical	O
resource-representation	O
.	O
</s>
<s>
Computation	O
Computation	O
is	O
the	O
reification	O
of	O
a	O
resource	B-General_Concept
to	O
a	O
physical	O
resource-representation	O
.	O
</s>
<s>
Immutability	B-Application
Resource	B-General_Concept
representations	O
are	O
immutable	B-Application
.	O
</s>
<s>
Transreption	O
Transreption	O
(	O
short	O
for	O
transrepresentation	O
)	O
is	O
the	O
isomorphic	O
lossless	O
transformation	O
of	O
one	O
physical	O
resource-representation	O
to	O
another	O
.	O
</s>
