diff --git a/openbr/plugins/imgproc/integral.cpp b/openbr/plugins/imgproc/integral.cpp
deleted file mode 100644
index 7d0a551..0000000
--- a/openbr/plugins/imgproc/integral.cpp
+++ /dev/null
@@ -1,43 +0,0 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright 2012 The MITRE Corporation                                      *
- *                                                                           *
- * Licensed under the Apache License, Version 2.0 (the "License");           *
- * you may not use this file except in compliance with the License.          *
- * You may obtain a copy of the License at                                   *
- *                                                                           *
- *     http://www.apache.org/licenses/LICENSE-2.0                            *
- *                                                                           *
- * Unless required by applicable law or agreed to in writing, software       *
- * distributed under the License is distributed on an "AS IS" BASIS,         *
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  *
- * See the License for the specific language governing permissions and       *
- * limitations under the License.                                            *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <opencv2/imgproc/imgproc.hpp>
-
-#include <openbr/plugins/openbr_internal.h>
-
-namespace br
-{
-
-/*!
- * \ingroup transforms
- * \brief Computes integral image.
- * \author Josh Klontz \cite jklontz
- */
-class IntegralTransform : public UntrainableTransform
-{
-    Q_OBJECT
-
-    void project(const Template &src, Template &dst) const
-    {
-        cv::integral(src, dst);
-    }
-};
-
-BR_REGISTER(Transform, IntegralTransform)
-
-} // namespace br
-
-#include "imgproc/integral.moc"
diff --git a/openbr/plugins/imgproc/integralhist.cpp b/openbr/plugins/imgproc/integralhist.cpp
deleted file mode 100644
index c90b0b3..0000000
--- a/openbr/plugins/imgproc/integralhist.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright 2012 The MITRE Corporation                                      *
- *                                                                           *
- * Licensed under the Apache License, Version 2.0 (the "License");           *
- * you may not use this file except in compliance with the License.          *
- * You may obtain a copy of the License at                                   *
- *                                                                           *
- *     http://www.apache.org/licenses/LICENSE-2.0                            *
- *                                                                           *
- * Unless required by applicable law or agreed to in writing, software       *
- * distributed under the License is distributed on an "AS IS" BASIS,         *
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  *
- * See the License for the specific language governing permissions and       *
- * limitations under the License.                                            *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <openbr/plugins/openbr_internal.h>
-
-using namespace cv;
-
-namespace br
-{
-
-/*!
- * \ingroup transforms
- * \brief An integral histogram
- * \author Josh Klontz \cite jklontz
- */
-class IntegralHistTransform : public UntrainableTransform
-{
-    Q_OBJECT
-    Q_PROPERTY(int bins READ get_bins WRITE set_bins RESET reset_bins STORED false)
-    Q_PROPERTY(int radius READ get_radius WRITE set_radius RESET reset_radius STORED false)
-    BR_PROPERTY(int, bins, 256)
-    BR_PROPERTY(int, radius, 16)
-
-    void project(const Template &src, Template &dst) const
-    {
-        const Mat &m = src.m();
-        if (m.type() != CV_8UC1) qFatal("IntegralHist requires 8UC1 matrices.");
-
-        Mat integral(m.rows/radius+1, (m.cols/radius+1)*bins, CV_32SC1);
-        integral.setTo(0);
-        for (int i=1; i<integral.rows; i++) {
-            for (int j=1; j<integral.cols; j+=bins) {
-                for (int k=0; k<bins; k++) integral.at<qint32>(i, j+k) += integral.at<qint32>(i-1, j     +k);
-                for (int k=0; k<bins; k++) integral.at<qint32>(i, j+k) += integral.at<qint32>(i  , j-bins+k);
-                for (int k=0; k<bins; k++) integral.at<qint32>(i, j+k) -= integral.at<qint32>(i-1, j-bins+k);
-                for (int k=0; k<radius; k++)
-                    for (int l=0; l<radius; l++)
-                        integral.at<qint32>(i, j+m.at<quint8>((i-1)*radius+k,(j/bins-1)*radius+l))++;
-            }
-        }
-        dst = integral;
-    }
-};
-
-BR_REGISTER(Transform, IntegralHistTransform)
-
-} // namespace br
-
-#include "imgproc/integralhist.moc"
diff --git a/openbr/plugins/imgproc/integralsampler.cpp b/openbr/plugins/imgproc/integralsampler.cpp
deleted file mode 100644
index 94fafa1..0000000
--- a/openbr/plugins/imgproc/integralsampler.cpp
+++ /dev/null
@@ -1,122 +0,0 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright 2012 The MITRE Corporation                                      *
- *                                                                           *
- * Licensed under the Apache License, Version 2.0 (the "License");           *
- * you may not use this file except in compliance with the License.          *
- * You may obtain a copy of the License at                                   *
- *                                                                           *
- *     http://www.apache.org/licenses/LICENSE-2.0                            *
- *                                                                           *
- * Unless required by applicable law or agreed to in writing, software       *
- * distributed under the License is distributed on an "AS IS" BASIS,         *
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  *
- * See the License for the specific language governing permissions and       *
- * limitations under the License.                                            *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <Eigen/Dense>
-
-#include <openbr/plugins/openbr_internal.h>
-
-using namespace cv;
-
-namespace br
-{
-
-/*!
- * \ingroup transforms
- * \brief Sliding window feature extraction from a multi-channel integral image.
- * \author Josh Klontz \cite jklontz
- */
-class IntegralSamplerTransform : public UntrainableTransform
-{
-    Q_OBJECT
-    Q_PROPERTY(int scales READ get_scales WRITE set_scales RESET reset_scales STORED false)
-    Q_PROPERTY(float scaleFactor READ get_scaleFactor WRITE set_scaleFactor RESET reset_scaleFactor STORED false)
-    Q_PROPERTY(float stepFactor READ get_stepFactor WRITE set_stepFactor RESET reset_stepFactor STORED false)
-    Q_PROPERTY(int minSize READ get_minSize WRITE set_minSize RESET reset_minSize STORED false)
-    Q_PROPERTY(bool secondOrder READ get_secondOrder WRITE set_secondOrder RESET reset_secondOrder STORED false)
-    BR_PROPERTY(int, scales, 6)
-    BR_PROPERTY(float, scaleFactor, 2)
-    BR_PROPERTY(float, stepFactor, 0.75)
-    BR_PROPERTY(int, minSize, 8)
-    BR_PROPERTY(bool, secondOrder, false)
-
-    void project(const Template &src, Template &dst) const
-    {
-        typedef Eigen::Map< const Eigen::Matrix<qint32,Eigen::Dynamic,1> > InputDescriptor;
-        typedef Eigen::Map< const Eigen::Matrix<float,Eigen::Dynamic,1> > SecondOrderInputDescriptor;
-        typedef Eigen::Map< Eigen::Matrix<float,Eigen::Dynamic,1> > OutputDescriptor;
-
-        const Mat &m = src.m();
-        if (m.depth() != CV_32S) qFatal("Expected CV_32S matrix depth.");
-        const int channels = m.channels();
-        const int rowStep = channels * m.cols;
-
-        int descriptors = 0;
-        float idealSize = min(m.rows, m.cols)-1;
-        for (int scale=0; scale<scales; scale++) {
-            const int currentSize(idealSize);
-            const int numDown = 1+(m.rows-currentSize-1)/int(idealSize*stepFactor);
-            const int numAcross = 1+(m.cols-currentSize-1)/int(idealSize*stepFactor);
-            descriptors += numDown*numAcross;
-            if (secondOrder) descriptors += numDown*(numAcross-1) + (numDown-1)*numAcross;
-            idealSize /= scaleFactor;
-            if (idealSize < minSize) break;
-        }
-        Mat n(descriptors, channels, CV_32FC1);
-
-        const qint32 *dataIn = (qint32*)m.data;
-        float *dataOut = (float*)n.data;
-        idealSize = min(m.rows, m.cols)-1;
-        int index = 0;
-        for (int scale=0; scale<scales; scale++) {
-            const int currentSize(idealSize);
-            const int currentStep(idealSize*stepFactor);
-            for (int i=currentSize; i<m.rows; i+=currentStep) {
-                for (int j=currentSize; j<m.cols; j+=currentStep) {
-                    InputDescriptor a(dataIn+((i-currentSize)*rowStep+(j-currentSize)*channels), channels, 1);
-                    InputDescriptor b(dataIn+((i-currentSize)*rowStep+ j             *channels), channels, 1);
-                    InputDescriptor c(dataIn+(i              *rowStep+(j-currentSize)*channels), channels, 1);
-                    InputDescriptor d(dataIn+(i              *rowStep+ j             *channels), channels, 1);
-                    OutputDescriptor y(dataOut+(index*channels), channels, 1);
-                    y = (d-b-c+a).cast<float>()/(currentSize*currentSize);
-                    index++;
-                }
-            }
-            if (secondOrder) {
-                const int numDown = 1+(m.rows-currentSize-1)/currentStep;
-                const int numAcross = 1+(m.cols-currentSize-1)/currentStep;
-                const float *dataIn = n.ptr<float>(index - numDown*numAcross);
-                for (int i=0; i<numDown; i++) {
-                    for (int j=0; j<numAcross; j++) {
-                        SecondOrderInputDescriptor a(dataIn + (i*numAcross+j)*channels, channels, 1);
-                        if (j < numAcross-1) {
-                            OutputDescriptor y(dataOut+(index*channels), channels, 1);
-                            y = a - SecondOrderInputDescriptor(dataIn + (i*numAcross+j+1)*channels, channels, 1);
-                            index++;
-                        }
-                        if (i < numDown-1) {
-                            OutputDescriptor y(dataOut+(index*channels), channels, 1);
-                            y = a - SecondOrderInputDescriptor(dataIn + ((i+1)*numAcross+j)*channels, channels, 1);
-                            index++;
-                        }
-                    }
-                }
-            }
-            idealSize /= scaleFactor;
-            if (idealSize < minSize) break;
-        }
-
-        if (descriptors != index)
-            qFatal("Allocated %d descriptors but computed %d.", descriptors, index);
-
-        dst.m() = n;
-    }
-};
-
-BR_REGISTER(Transform, IntegralSamplerTransform)
-
-} // namespace br
-
-#include "imgproc/integralsampler.moc"