diff --git a/openbr/plugins/classification/lda.cpp b/openbr/plugins/classification/lda.cpp
index 07ff553..762aa62 100644
--- a/openbr/plugins/classification/lda.cpp
+++ b/openbr/plugins/classification/lda.cpp
@@ -55,7 +55,6 @@ BR_REGISTER(Initializer, EigenInitializer)
 class PCATransform : public Transform
 {
     Q_OBJECT
-    friend class DFFSTransform;
     friend class LDATransform;
 
 protected:
@@ -221,54 +220,6 @@ BR_REGISTER(Transform, PCATransform)
 
 /*!
  * \ingroup transforms
- * \brief Computes Distance From Feature Space (DFFS)
- * \br_paper Moghaddam, Baback, and Alex Pentland.
- *           "Probabilistic visual learning for object representation."
- *           Pattern Analysis and Machine Intelligence, IEEE Transactions on 19.7 (1997): 696-710.
- * \author Josh Klontz \cite jklontz
- * \br_property float keep Sets PCA keep property. Default is 0.95.
- */
-class DFFSTransform : public Transform
-{
-    Q_OBJECT
-    Q_PROPERTY(float keep READ get_keep WRITE set_keep RESET reset_keep STORED false)
-    BR_PROPERTY(float, keep, 0.95)
-
-    PCATransform pca;
-    Transform *cvtFloat;
-
-    void init()
-    {
-        pca.keep = keep;
-        cvtFloat = make("CvtFloat");
-    }
-
-    void train(const TemplateList &data)
-    {
-        pca.train((*cvtFloat)(data));
-    }
-
-    void project(const Template &src, Template &dst) const
-    {
-        dst = src;
-        dst.file.set("DFFS", sqrt(pca.residualReconstructionError((*cvtFloat)(src))));
-    }
-
-    void store(QDataStream &stream) const
-    {
-        pca.store(stream);
-    }
-
-    void load(QDataStream &stream)
-    {
-        pca.load(stream);
-    }
-};
-
-BR_REGISTER(Transform, DFFSTransform)
-
-/*!
- * \ingroup transforms
  * \brief Projects input into learned Linear Discriminant Analysis subspace.
  * \author Brendan Klare \cite bklare
  * \author Josh Klontz \cite jklontz
diff --git a/openbr/plugins/core/algorithms.cpp b/openbr/plugins/core/algorithms.cpp
index d58ff34..f343826 100644
--- a/openbr/plugins/core/algorithms.cpp
+++ b/openbr/plugins/core/algorithms.cpp
@@ -34,7 +34,6 @@ class AlgorithmsInitializer : public Initializer
         Globals->abbreviations.insert("FaceRecognition", "FaceDetection+FaceRecognitionRegistration+<FaceRecognitionExtraction>+<FaceRecognitionEmbedding>+<FaceRecognitionQuantization>+SetMetadata(AlgorithmID,-1):Unit(ByteL1)");
         Globals->abbreviations.insert("GenderClassification", "FaceDetection+Expand+FaceClassificationRegistration+Expand+<FaceClassificationExtraction>+<GenderClassifier>+Discard");
         Globals->abbreviations.insert("AgeRegression", "FaceDetection+Expand+FaceClassificationRegistration+Expand+<FaceClassificationExtraction>+<AgeRegressor>+Discard");
-        Globals->abbreviations.insert("FaceQuality", "Open+Expand+Cascade(FrontalFace)+ASEFEyes+Affine(64,64,0.25,0.35)+ImageQuality+Cvt(Gray)+DFFS+Discard");
         Globals->abbreviations.insert("MedianFace", "Open+Expand+Cascade(FrontalFace)+ASEFEyes+Affine(256,256,0.37,0.45)+Center(Median)");
         Globals->abbreviations.insert("BlurredFaceDetection", "Open+LimitSize(1024)+SkinMask/(Cvt(Gray)+GradientMask)+And+Morph(Erode,16)+LargestConvexArea");
         Globals->abbreviations.insert("DrawFaceDetection", "Open+Cascade(FrontalFace)+Expand+ASEFEyes+Draw(inPlace=true)");