diff --git a/src/helpers/gui/main.ui b/src/helpers/gui/main.ui
index 4594100..abd321f 100644
--- a/src/helpers/gui/main.ui
+++ b/src/helpers/gui/main.ui
@@ -1,7 +1,7 @@
 <?xml version='1.0' encoding='utf-8'?>
 <interface version="1.3">
   <object class="tk.Toplevel" id="main" named="True">
-    <property name="geometry">800x600</property>
+    <property name="geometry">1024x768</property>
     <property name="height">800</property>
     <property name="title" translatable="yes">Tree Recogniser 7000</property>
     <property name="width">200</property>
@@ -231,7 +231,7 @@
             <property name="pady">0</property>
             <property name="selectborderwidth">4</property>
             <property name="setgrid">false</property>
-            <property name="state">disabled</property>
+            <property name="state">normal</property>
             <property name="takefocus">true</property>
             <property name="text" translatable="yes">Image IDs should appear here</property>
             <property name="width">25</property>
@@ -239,13 +239,13 @@
             <layout manager="grid">
               <property name="column">4</property>
               <property name="columnspan">1</property>
-              <property name="row">0</property>
-              <property name="rowspan">8</property>
+              <property name="row">1</property>
+              <property name="rowspan">7</property>
             </layout>
           </object>
         </child>
         <child>
-          <object class="ttk.LabeledScale" id="brightness_slider" named="True">
+          <object class="ttk.LabeledScale" id="s_bright" named="True">
             <property name="compound">bottom</property>
             <property name="from_">-500</property>
             <property name="to">500</property>
@@ -260,7 +260,7 @@
           </object>
         </child>
         <child>
-          <object class="ttk.Label" id="brightness_label" named="True">
+          <object class="ttk.Label" id="l_bright" named="True">
             <property name="text" translatable="yes">Brightness adjust</property>
             <layout manager="grid">
               <property name="column">0</property>
@@ -270,7 +270,7 @@
           </object>
         </child>
         <child>
-          <object class="ttk.Label" id="dataset_path_label" named="True">
+          <object class="ttk.Label" id="l_path" named="True">
             <property name="text" translatable="yes">Dataset path</property>
             <layout manager="grid">
               <property name="column">0</property>
@@ -292,7 +292,7 @@
           </object>
         </child>
         <child>
-          <object class="ttk.Label" id="label2">
+          <object class="ttk.Label" id="l_copyright" named="True">
             <property name="font">TkIconFont</property>
             <property name="text" translatable="yes">Powered by ARNweb.nl &amp; TomSelier.com</property>
             <layout manager="grid">
@@ -339,6 +339,50 @@
             </layout>
           </object>
         </child>
+        <child>
+          <object class="tk.Text" id="testdata" named="True">
+            <property name="height">15</property>
+            <property name="text" translatable="yes">No tests have been run yet</property>
+            <property name="undo">false</property>
+            <property name="width">25</property>
+            <property name="wrap">word</property>
+            <layout manager="grid">
+              <property name="column">5</property>
+              <property name="columnspan">1</property>
+              <property name="row">1</property>
+              <property name="rowspan">7</property>
+            </layout>
+          </object>
+        </child>
+        <child>
+          <object class="ttk.Label" id="l_meta" named="True">
+            <property name="text" translatable="yes">Metadata</property>
+            <layout manager="grid">
+              <property name="column">4</property>
+              <property name="row">0</property>
+            </layout>
+          </object>
+        </child>
+        <child>
+          <object class="ttk.Label" id="l_tests" named="True">
+            <property name="text" translatable="yes">Test results</property>
+            <layout manager="grid">
+              <property name="column">5</property>
+              <property name="row">0</property>
+            </layout>
+          </object>
+        </child>
+        <child>
+          <object class="ttk.Button" id="tests" named="True">
+            <property name="text" translatable="yes">Run Tests</property>
+            <layout manager="grid">
+              <property name="column">02</property>
+              <property name="columnspan">2</property>
+              <property name="ipadx">68</property>
+              <property name="row">6</property>
+            </layout>
+          </object>
+        </child>
       </object>
     </child>
     <child>
diff --git a/src/helpers/logger.py b/src/helpers/logger.py
index a770899..fd8c63f 100644
--- a/src/helpers/logger.py
+++ b/src/helpers/logger.py
@@ -45,5 +45,4 @@ class Logger:
         self.data = []
 
     def __del__(self):
-        print("Log file closed!")
         self.file.close()
diff --git a/src/suite.py b/src/suite.py
index 842c590..770fa7b 100644
--- a/src/suite.py
+++ b/src/suite.py
@@ -88,8 +88,6 @@ class MainApp:
         """
         Close PLT windows on main app quit
         """
-        # TODO: This function runs multiple times for some reason
-
         if plt is not None:
             plt.close()  # Close graph vies
             log.file.close()  # Close log files
@@ -137,13 +135,6 @@ class MainApp:
         # Update UI
         self.update(self)
 
-    """
-    TODO:
-        - Primitive surface area
-        - Derivative max x and y pos
-        - Function min, max + y position
-    """
-
     def apply(self, event=None, path=None):
         """
         Export current dataset
@@ -280,23 +271,22 @@ class MainApp:
                 y_ind = (int)(th1 / canny_step)
                 x_ind = (int)(th2 / canny_step)
 
-                # Ignore all edges where th1 > th2
-                if th1 <= th2:
-                    # Canny Edge Detection
-                    edges = cv2.Canny(image=img, threshold1=th1, threshold2=th2)
-                    w_res = cv2.countNonZero(edges)
-                    results[y_ind].append(w_res)
-                else:
-                    results[y_ind].append(0)
+                # Canny Edge Detection
+                edges = cv2.Canny(image=img, threshold1=th1, threshold2=th2)
+                w_res = cv2.countNonZero(edges)
+                results[y_ind].append(w_res)
 
                 # print(f"Result at thres {th1}, {th2}; \tIndex {y_ind}, {x_ind} \t= {w_res}")
                 # print(results[y_ind])
 
         func = np.diag(results)
+        diff = np.diff(func)
+        area = sum(func)
+        
         self.axs[column, row - 1].clear()
-        self.axs[column, row - 1].title.set_text("Canny F U N C")
+        self.axs[column, row - 1].title.set_text(F"Area: {area}")
         self.axs[column, row - 1].plot(func)
-        self.axs[column, row - 1].plot(np.diff(func))
+        self.axs[column, row - 1].plot(diff)
 
         self.axs[column, row].title.set_text(
             f"Mean: {np.matrix(results).mean()}\nStd: {np.matrix(results).std()}"
@@ -309,12 +299,15 @@ class MainApp:
             lambda x, pos: str(x * canny_step)
         )
 
-        log.add("Canny Mean", np.matrix(results).mean())
-        log.add("Canny Std", np.matrix(results).std())
-        log.add("Canny Min", np.matrix(results).min())
-        log.add("Canny Max", np.matrix(results).max())
-        log.add("Canny Diff min", np.diff(func).min())
-        log.add("Canny Diff max", np.diff(func).max())
+        log.add("Canny Mean", func.mean())
+        log.add("Canny Std", func.std())
+        log.add("Canny Min", func.min())
+        log.add("Canny Max x", np.where(func==func.max())[0][0])
+        log.add("Canny Max y", func.max())
+        log.add("Canny Diff max y", diff.max())
+        log.add("Canny Diff min x",np.where(diff==diff.min())[0][0])
+        log.add("Canny Diff min y", diff.min())
+        log.add("Canny Area", area)
 
     def writeStats(self, img, labels, column, row):
         mean, std = imgStats(img)
@@ -379,7 +372,7 @@ class MainApp:
                 print("Full update forced!")
 
         if self.updatePath():
-            log.add("Img", self.img_name)
+            log.add("Tree", self.img_name.split("_")[0])
 
             # Get all user vars
             ct1 = self.canny_thr1.get()