diff --git a/openbr/core/opencvutils.cpp b/openbr/core/opencvutils.cpp
index 2630724..fb5622c 100644
--- a/openbr/core/opencvutils.cpp
+++ b/openbr/core/opencvutils.cpp
@@ -157,6 +157,26 @@ Mat OpenCVUtils::toMatByRow(const QList<Mat> &src)
     return dst;
 }
 
+QString OpenCVUtils::depthToString(const Mat &m)
+{
+    switch (m.depth()) {
+      case CV_8U:  return "8U";
+      case CV_8S:  return "8S";
+      case CV_16U: return "16U";
+      case CV_16S: return "16S";
+      case CV_32S: return "32S";
+      case CV_32F: return "32F";
+      case CV_64F: return "64F";
+      default:     qFatal("Unknown matrix depth!");
+    }
+    return "?";
+}
+
+QString OpenCVUtils::typeToString(const cv::Mat &m)
+{
+    return depthToString(m) + "C" + QString::number(m.channels());
+}
+
 QString OpenCVUtils::elemToString(const Mat &m, int r, int c)
 {
     assert(m.channels() == 1);
diff --git a/openbr/core/opencvutils.h b/openbr/core/opencvutils.h
index 72ac9c7..ecf6067 100644
--- a/openbr/core/opencvutils.h
+++ b/openbr/core/opencvutils.h
@@ -39,6 +39,8 @@ namespace OpenCVUtils
     cv::Mat toMatByRow(const QList<cv::Mat> &src); // Data organized one row per row
 
     // From image
+    QString depthToString(const cv::Mat &m);
+    QString typeToString(const cv::Mat &m);
     QString elemToString(const cv::Mat &m, int r, int c);
     QString matrixToString(const cv::Mat &m);
     QStringList matrixToStringList(const cv::Mat &m);
diff --git a/openbr/plugins/algorithms.cpp b/openbr/plugins/algorithms.cpp
index 67429a9..fb53e95 100644
--- a/openbr/plugins/algorithms.cpp
+++ b/openbr/plugins/algorithms.cpp
@@ -50,7 +50,7 @@ class AlgorithmsInitializer : public Initializer
         Globals->abbreviations.insert("SmallSIFT", "Open+LimitSize(512)+KeyPointDetector(SIFT)+KeyPointDescriptor(SIFT):KeyPointMatcher(BruteForce)");
         Globals->abbreviations.insert("SmallSURF", "Open+LimitSize(512)+KeyPointDetector(SURF)+KeyPointDescriptor(SURF):KeyPointMatcher(BruteForce)");
         Globals->abbreviations.insert("ColorHist", "Open+LimitSize(512)!EnsureChannels(3)+SplitChannels+Hist(256,0,8)+Cat+Normalize(L1):L2");
-        Globals->abbreviations.insert("ImageClassification", "Open+LimitSize(128)+Cvt(Gray)+Gradient+Bin(0,360,9,true)+Merge+Integral+RecursiveIntegralSampler(4,2,8,Singleton(KMeans(1024)))+Cat+CvtFloat+Hist(1024):Dist(L1)");
+        Globals->abbreviations.insert("ImageClassification", "Open+CropSquare+LimitSize(256)+Cvt(Gray)+Gradient+Bin(0,360,9,true)+Merge+Integral+RecursiveIntegralSampler(4,2,8,Singleton(KMeans(1024)[fraction=0.2]))+Cat+Print+CvtFloat+Hist(1024):Dist(L1)");
 
         // Hash
         Globals->abbreviations.insert("FileName", "Name+Identity:Identical");
diff --git a/openbr/plugins/misc.cpp b/openbr/plugins/misc.cpp
index 0cfc155..b1c0b10 100644
--- a/openbr/plugins/misc.cpp
+++ b/openbr/plugins/misc.cpp
@@ -68,8 +68,10 @@ class PrintTransform : public UntrainableMetaTransform
         dst = src;
         const QString nameString = src.file.flat();
         const QString dataString = data ? OpenCVUtils::matrixToString(src)+"\n" : QString();
-        if (error) qDebug("%s\n%s", qPrintable(nameString), qPrintable(dataString));
-        else       printf("%s\n%s", qPrintable(nameString), qPrintable(dataString));
+        QStringList matricies;
+        foreach (const Mat &m, src)
+            matricies.append(QString::number(m.rows) + "x" + QString::number(m.cols) + "_" + OpenCVUtils::typeToString(m));
+        fprintf(error ? stderr : stdout, "%s\n  %s\n%s", qPrintable(nameString), qPrintable(matricies.join(",")), qPrintable(dataString));
     }
 };