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test_cst_energy.pl
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Created
Sat, Oct 19, 11:21
Size
973 B
Mime Type
text/x-perl
Expires
Mon, Oct 21, 11:21 (2 d)
Engine
blob
Format
Raw Data
Handle
21276536
Attached To
rAKA akantu
test_cst_energy.pl
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#!/usr/bin/perl
use
strict
;
use
feature
"say"
;
sub
mean
{
my
(
@table
)
=
@
_
;
my
$
sum
=
0
;
for
(
@table
)
{
$
sum
+=
$
_
;
}
return
$
sum/
(
$
#table
+
1
);
}
sub
variance
{
my
(
$
mean
,
@table
)
=
@
_
;
my
$
sum
=
0
;
for
(
@table
)
{
$
sum
+=
(
$
_
-
$
mean
)
**
2
;
}
return
$
sum/
(
$
#table
+
1
);
}
my
$
fh
;
my
@files
=
();
my
$
filename
=
shift
@
ARGV
;
my
$
tol
=
shift
@
ARGV
;
open
(
$
fh
,
$
filename
)
or
die
"Cannot open $filename"
;
my
@file
=
<
$
fh>
;
my
@mesure
=
();
my
$
nb_line
=
0
;
READ
:
for
(
@file
)
{
$
nb_line++
;
next
READ
if
$
nb_line
==
1
;
my
@line
=
split
/
,
/
;
$
line
[
$
#line
]
=~
/
([
+-
]
?
[
0
-
9
]
+\.?
[
0
-
9
]
*
([
eE
][
+-
]
?
[
0
-
9
]
+
)
?
)
/
;
push
@mesure
,
$
1
;
}
close
(
$
fh
);
my
$
mean
=
mean
(
@mesure
);
my
$
std_devi
=
sqrt
(
variance
(
$
mean
,
@mesure
));
if
((
$
std_devi/
$
mean
<=
$
tol
))
{
say
"Pass: Mean $mean (std devi $std_devi) -> "
.(
$
std_devi/
$
mean
).
" <= $tol"
;
exit
0
;
}
else
{
say
"FAIL: Mean $mean (std devi $std_devi) -> "
.(
$
std_devi/
$
mean
).
" > $tol"
;
exit
1
;
}
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