diff --git a/openbr/core/bee.cpp b/openbr/core/bee.cpp
index a513b74..1792fbd 100644
--- a/openbr/core/bee.cpp
+++ b/openbr/core/bee.cpp
@@ -107,6 +107,8 @@ void BEE::writeSigset(const QString &sigset, const br::FileList &files, bool ign
 template <typename T>
 Mat readMatrix(const br::File &matrix, QString *targetSigset = NULL, QString *querySigset = NULL)
 {
+    qDebug() << matrix;
+
     // Special case matrix construction
     if (matrix == "Identity") {
         int rows = matrix.get<int>("rows", -1);
@@ -161,6 +163,9 @@ Mat readMatrix(const br::File &matrix, QString *targetSigset = NULL, QString *qu
     int rows = words[1].toInt();
     int cols = words[2].toInt();
 
+    qDebug() << rows;
+    qDebug() << cols;
+
     // Get matrix data
     qint64 bytesExpected = (qint64)rows*(qint64)cols*(qint64)sizeof(T);
     Mat m(rows, cols, OpenCVType<T,1>::make());
diff --git a/openbr/core/plot.cpp b/openbr/core/plot.cpp
index d1f4d27..aaf7a15 100644
--- a/openbr/core/plot.cpp
+++ b/openbr/core/plot.cpp
@@ -499,6 +499,7 @@ bool Plot(const QStringList &files, const br::File &destination, bool show)
                             (p.minor.size > 1 ? QString(" + scale_linetype_discrete(\"%1\")").arg(p.minor.header) : QString()) +
                             QString(" + scale_x_log10(labels=percent) + scale_y_log10(labels=percent) + annotation_logticks()\n\n")));
 
+
     p.file.write(qPrintable(QString("qplot(X, data=SD, geom=\"histogram\", fill=Y, position=\"identity\", alpha=I(1/2)") +
                             QString(", xlab=\"Score%1\"").arg((p.flip ? p.major.size : p.minor.size) > 1 ? " / " + (p.flip ? p.major.header : p.minor.header) : QString()) +
                             QString(", ylab=\"Frequency%1\"").arg((p.flip ? p.minor.size : p.major.size) > 1 ? " / " + (p.flip ? p.minor.header : p.major.header) : QString()) +
@@ -507,11 +508,11 @@ bool Plot(const QStringList &files, const br::File &destination, bool show)
                             QString(" + theme(aspect.ratio=1)\n\n")));
 
     p.file.write(qPrintable(QString("ggplot(CMC, aes(x=X, y=Y%1%2)) + xlab(\"Rank\") + ylab(\"Retrieval Rate\")").arg(p.major.size > 1 ? QString(" ,colour=factor(%1)").arg(p.major.header) : QString(), p.minor.size > 1 ? QString(", linetype=factor(%1)").arg(p.minor.header) : QString()) +
-                            ((p.major.smooth || p.minor.smooth) ? (minimalist ? " + stat_summary(geom=\"line\", lwd=3, fun.y=mean)" : " + stat_summary(geom=\"line\", fun.y=min, aes(linetype=\"Min/Max\")) + stat_summary(geom=\"line\", fun.y=max, aes(linetype=\"Min/Max\")) + stat_summary(geom=\"line\", fun.y=mean, aes(linetype=\"Mean\")) + scale_linetype_manual(\"Legend\", values=c(\"Mean\"=1, \"Min/Max\"=2))") : " + geom_line()") +
+                            ((p.major.smooth || p.minor.smooth) ? (minimalist ? " + stat_summary(geom=\"line\", fun.y=mean)" : " + stat_summary(geom=\"line\", fun.y=min, aes(linetype=\"Min/Max\")) + stat_summary(geom=\"line\", fun.y=max, aes(linetype=\"Min/Max\")) + stat_summary(geom=\"line\", fun.y=mean, aes(linetype=\"Mean\")) + scale_linetype_manual(\"Legend\", values=c(\"Mean\"=1, \"Min/Max\"=2))") : " + geom_line()") +
                             (minimalist ? "" : " + scale_x_log10(labels=c(1,5,10,50,100), breaks=c(1,5,10,50,100)) + annotation_logticks(sides=\"b\")") +
                             (p.major.size > 1 ? getScale("colour", p.major.header, p.major.size) : QString()) +
                             (p.minor.size > 1 ? QString(" + scale_linetype_discrete(\"%1\")").arg(p.minor.header) : QString()) +
-                            QString(" + theme_blank() + scale_y_continuous(labels=percent)\n\n")));
+                            QString(" + theme_minimal() + scale_y_continuous(labels=percent)\n\n")));
 
     p.file.write(qPrintable(QString("qplot(factor(%1)%2, data=BC, %3").arg(p.major.smooth ? (p.minor.header.isEmpty() ? "Algorithm" : p.minor.header) : p.major.header, (p.major.smooth || p.minor.smooth) ? ", Y" : "", (p.major.smooth || p.minor.smooth) ? "geom=\"boxplot\"" : "geom=\"bar\", position=\"dodge\", weight=Y") +
                             (p.major.size > 1 ? QString(", fill=factor(%1)").arg(p.major.header) : QString()) +
diff --git a/openbr/gui/imageviewer.cpp b/openbr/gui/imageviewer.cpp
index 5512c78..bd12452 100644
--- a/openbr/gui/imageviewer.cpp
+++ b/openbr/gui/imageviewer.cpp
@@ -18,6 +18,7 @@
 #include <QMutexLocker>
 #include <QSizePolicy>
 #include <QTimer>
+#include <QDebug>
 
 #include "imageviewer.h"
 
@@ -36,6 +37,7 @@ void br::ImageViewer::setDefaultText(const QString &text)
 
 void br::ImageViewer::setImage(const QString &file, bool async)
 {
+    QMutexLocker locker(&mutex);
     if(file.isNull()) src = QImage(); // Gets rid of runtime FileEngine::open warning
     else src = QImage(file);
     updatePixmap(async);
@@ -43,12 +45,14 @@ void br::ImageViewer::setImage(const QString &file, bool async)
 
 void br::ImageViewer::setImage(const QImage &image, bool async)
 {
+    QMutexLocker locker(&mutex);
 	src = image.copy();
     updatePixmap(async);
 }
 
 void br::ImageViewer::setImage(const QPixmap &pixmap, bool async)
 {
+    QMutexLocker locker(&mutex);
     src = pixmap.toImage();
     updatePixmap(async);
 }
diff --git a/share/openbr/openbr.svg b/share/openbr/openbr.svg
index a8c5a6e..a898d90 100644
--- a/share/openbr/openbr.svg
+++ b/share/openbr/openbr.svg
@@ -25,14 +25,14 @@
      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
      inkscape:zoom="1.1572757"
-     inkscape:cx="285.7618"
-     inkscape:cy="191.07932"
+     inkscape:cx="391.0146"
+     inkscape:cy="232.5551"
      inkscape:document-units="px"
-     inkscape:current-layer="layer1"
+     inkscape:current-layer="text3808"
      showgrid="false"
-     inkscape:window-width="1389"
-     inkscape:window-height="856"
-     inkscape:window-x="51"
+     inkscape:window-width="1222"
+     inkscape:window-height="756"
+     inkscape:window-x="58"
      inkscape:window-y="0"
      inkscape:window-maximized="1" />
   <metadata
@@ -74,7 +74,7 @@
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        id="text3808">
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