diff --git a/openbr/plugins/cuda/util.cpp b/openbr/plugins/cuda/util.cpp
deleted file mode 100644
index 9d7fd07..0000000
--- a/openbr/plugins/cuda/util.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-#include <iostream>
-#include <fstream>
-using namespace std;
-
-#include <Eigen/Dense>
-
-namespace br {
-  void dumpMatrixFloat(Eigen::MatrixXf& mat, char* filename) {
-    ofstream myFile;
-    myFile.open(filename);
-
-    myFile << mat.rows() << " x " << mat.cols() << endl << endl;
-
-    for (int i=0; i < mat.rows(); i++) {
-      for (int j=0; j < mat.cols(); j++) {
-        myFile << mat.data()[i*mat.cols()+j] << "\t";
-      }
-      myFile << endl;
-    }
-
-    myFile.close();
-  }
-  void dumpMatrixDouble(Eigen::MatrixXd& mat, char* filename) {
-    ofstream myFile;
-    myFile.open(filename);
-
-    myFile << mat.rows() << " x " << mat.cols() << endl << endl;
-
-    for (int i=0; i < mat.rows(); i++) {
-      for (int j=0; j < mat.cols(); j++) {
-        myFile << mat.data()[i*mat.cols()+j] << "\t";
-      }
-      myFile << endl;
-    }
-
-    myFile.close();
-  }
-  void dumpVectorFloat(Eigen::VectorXf& mat, char* filename) {
-    ofstream myFile;
-    myFile.open(filename);
-
-    myFile << mat.rows() << endl << endl;
-
-    for (int i=0; i < mat.rows(); i++) {
-      myFile << mat.data()[i] << endl;
-    }
-
-    myFile.close();
-  }
-  void dumpVectorDouble(Eigen::VectorXd& mat, char* filename) {
-    ofstream myFile;
-    myFile.open(filename);
-
-    myFile << mat.rows() << endl << endl;
-
-    for (int i=0; i < mat.rows(); i++) {
-      myFile << mat.data()[i] << endl;
-    }
-
-    myFile.close();
-  }
-}