Centroid of a set of N-dimensional points: Difference between revisions
Centroid of a set of N-dimensional points (view source)
Revision as of 21:03, 29 July 2023
, 10 months agoAdded BASIC256
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(Added BASIC256) |
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end
end.</syntaxhighlight>▼
▲</syntaxhighlight>
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<pre>[[ 1 ][ 2 ][ 3 ]] -> [ 2 ]▼
▲[[ 1 ][ 2 ][ 3 ]] -> [ 2 ]
[[ 8 2 ][ 0 0 ]] -> [ 4 1 ]
[[ 5 5 0 ][ 10 10 0 ]] -> [ 7.50 7.50 0 ]
[[ 1 3.10 6.50 ][ -2 -5 3.40 ][ -7 -4 9 ][ 2 0 3 ]] -> [ -1.50 -1.47 5.47 ]
[[ 0 0 0 0 1 ][ 0 0 0 1 0 ][ 0 0 1 0 0 ][ 0 1 0 0 0 ]] -> [ 0 0.25 0.25 0.25 0.25 ]</pre>
=={{header|BASIC256}}==
{{trans|FreeBASIC}}
<syntaxhighlight lang="vb">subroutine Centroid(n, d, pts)
dim ctr(d)
for j = 0 to d-1
ctr[j] = 0
for i = 0 to n-1
ctr[j] += pts[i,j]
next
ctr[j] /= n
next
print "{";
for i = 0 to n-1
print "{";
for j = 0 to d-1
print pts[i,j];
if j < d-1 then print ", ";
next
print "}";
if i < n-1 then print ", ";
next
print "} => Centroid: {";
for j = 0 to d-1
print ctr[j];
if j < d-1 then print ", ";
next
print "}"
end subroutine
pts1 = {{1}, {2}, {3}}
pts2 = {{8, 2}, {0, 0}}
pts3 = {{5, 5, 0}, {10, 10, 0}}
pts4 = {{1, 3.1, 6.5}, {-2, -5, 3.4}, {-7, -4, 9}, {2, 0, 3}}
pts5 = {{0, 0, 0, 0, 1}, {0, 0, 0, 1, 0}, {0, 0, 1, 0, 0}, {0, 1, 0, 0, 0}}
call Centroid(3, 1, pts1)
call Centroid(2, 2, pts2)
call Centroid(2, 3, pts3)
call Centroid(4, 3, pts4)
call Centroid(4, 5, pts5)
end</syntaxhighlight>
{{out}}
<pre>Similar to FreeBASIC entry.</pre>
=={{header|C}}==
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