From 44760d0402077d3ccb85349b8832f3da15e17b9a Mon Sep 17 00:00:00 2001
From: Michael Mandl <mandlm@molez.net>
Date: Sun, 1 Nov 2015 15:01:43 +0100
Subject: [PATCH] Debugging-setup with a single training sample to check the
 lack of learning progress

---
 gui/NeuroUI/netlearner.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gui/NeuroUI/netlearner.cpp b/gui/NeuroUI/netlearner.cpp
index 3e7d5f9..1ef8deb 100644
--- a/gui/NeuroUI/netlearner.cpp
+++ b/gui/NeuroUI/netlearner.cpp
@@ -26,10 +26,10 @@ void NetLearner::run()
         size_t numIterations = 100000;
         for (size_t iteration = 0; iteration < numIterations && cancel == false; ++iteration)
         {
-            auto trainingSample = mnistLoader.getRandomSample();
+            auto trainingSample = mnistLoader.getSample(0);
 
-            QImage trainingImage(trainingSample.data, 28, 28, QImage::Format_Grayscale8);
-            emit sampleImageLoaded(trainingImage);
+            emit logMessage(QString("training sample ") + QString::number(trainingSample.label));
+            emit sampleImageLoaded(trainingSample.toQImage());
 
             std::vector<double> targetValues =
             {