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fix derivative 

Signed-off-by: Jose Luis Blanco Claraco <joseluisblancoc@gmail.com>
release/4.3a0
Jose Luis Blanco Claraco 2022-04-22 01:02:03 +02:00
parent 017e3cdb17
commit 42b795c769
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GPG Key ID: D443304FBD70A641
1 changed files with 2 additions and 2 deletions
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4
gtsam/linear/LossFunctions.cpp
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@ -350,8 +350,8 @@ double DCS::weight(double distance) const {
const double e2 = distance*distance; const double e2 = distance*distance;
if (e2 > c_) if (e2 > c_)
{ {
const double w = 2.0*c_/(c_ + e2); const double w = c_/(c_ + e2);
return w*w; return 2.0*w*w;
} }
return 1.0; return 1.0;