sigma.push_back(xGaussianLineEdit->text().toDouble());
sigma.push_back(yGaussianLineEdit->text().toDouble());
if (mDimension > 2) sigma.push_back(zGaussianLineEdit->text().toDouble());
+ if (mDimension == 4) sigma.push_back(0.01); //FIXME Don't filter along the temporal direction
mFilter->SetOutputSize(mOutputSize);
mFilter->SetOutputSpacing(mOutputSpacing);