<s>
The	O
multivariate	B-General_Concept
stable	I-General_Concept
distribution	I-General_Concept
is	O
a	O
multivariate	O
probability	O
distribution	O
that	O
is	O
a	O
multivariate	O
generalisation	O
of	O
the	O
univariate	O
stable	O
distribution	O
.	O
</s>
<s>
The	O
multivariate	B-General_Concept
stable	I-General_Concept
distribution	I-General_Concept
defines	O
linear	O
relations	O
between	O
stable	O
distribution	O
marginals	O
.	O
</s>
<s>
The	O
multivariate	B-General_Concept
stable	I-General_Concept
distribution	I-General_Concept
can	O
also	O
be	O
thought	O
as	O
an	O
extension	O
of	O
the	O
multivariate	O
normal	O
distribution	O
.	O
</s>
<s>
This	O
is	O
essentially	O
the	O
result	O
of	O
Feldheim	O
,	O
that	O
any	O
stable	O
random	B-General_Concept
vector	I-General_Concept
can	O
be	O
characterized	O
by	O
a	O
spectral	O
measure	O
(	O
a	O
finite	O
measure	O
on	O
)	O
and	O
a	O
shift	O
vector	O
.	O
</s>
<s>
Another	O
way	O
to	O
describe	O
a	O
stable	O
random	B-General_Concept
vector	I-General_Concept
is	O
in	O
terms	O
of	O
projections	O
.	O
</s>
<s>
The	O
elliptically	O
contoured	O
multivariate	B-General_Concept
stable	I-General_Concept
distribution	I-General_Concept
is	O
a	O
special	O
symmetric	O
case	O
of	O
the	O
multivariate	B-General_Concept
stable	I-General_Concept
distribution	I-General_Concept
.	O
</s>
