diff --git a/GUI_draft_live.py b/GUI_draft_live.py
index 0e6eddead0163d2840ded7435da5682b06417ee3..971d3210f87fcf99024e856fa122928bc61922ef 100644
--- a/GUI_draft_live.py
+++ b/GUI_draft_live.py
@@ -19,6 +19,8 @@ from PyQt5.QtCore import Qt, QRectF, QSize
 #   from skimage.filters import gaussian
 #   def preprocess_image(image, sigma=3, clip_limit=0.01): ...
 #   def compute_cost_image(path, user_radius, sigma=3, clip_limit=0.01): ...
+#   def find_path(cost_image, points): ...
+#   ...
 from live_wire import compute_cost_image, find_path, preprocess_image
 
 
@@ -165,12 +167,25 @@ class CircleEditorWidget(QWidget):
         layout = QVBoxLayout(self)
         self.setLayout(layout)
 
-        # Specialized CircleEditorGraphicsView
+        #
+        # 1) ADD A CENTERED LABEL ABOVE THE IMAGE, WITH BIGGER FONT
+        #
+        label_instructions = QLabel("Scale the dot to be of the size of your ridge")
+        label_instructions.setAlignment(Qt.AlignCenter)
+        big_font = QFont("Arial", 20)
+        big_font.setBold(True)
+        label_instructions.setFont(big_font)
+        layout.addWidget(label_instructions)
+
+        #
+        # 2) THE SPECIALIZED GRAPHICS VIEW THAT SHOWS THE IMAGE
+        #
         self._graphics_view = CircleEditorGraphicsView(circle_editor_widget=self)
         self._scene = QGraphicsScene(self)
         self._graphics_view.setScene(self._scene)
         layout.addWidget(self._graphics_view)
 
+        # Show the image
         self._image_item = QGraphicsPixmapItem(self._pixmap)
         self._scene.addItem(self._image_item)
 
@@ -184,11 +199,13 @@ class CircleEditorWidget(QWidget):
         self._graphics_view.setSceneRect(QRectF(self._pixmap.rect()))
         self._graphics_view.fitInView(self._image_item, Qt.KeepAspectRatio)
 
-        # Bottom controls
+        #
+        # 3) CONTROLS BELOW
+        #
         bottom_layout = QHBoxLayout()
         layout.addLayout(bottom_layout)
 
-        # We'll store the label in an attribute so we can update with the slider value
+        # label + slider
         self._lbl_size = QLabel(f"size ({self._init_radius})")
         bottom_layout.addWidget(self._lbl_size)
 
@@ -197,6 +214,7 @@ class CircleEditorWidget(QWidget):
         self._slider.setValue(self._init_radius)
         bottom_layout.addWidget(self._slider)
 
+        # done button
         self._btn_done = QPushButton("Done")
         bottom_layout.addWidget(self._btn_done)
 
@@ -335,7 +353,6 @@ class ImageGraphicsView(PanZoomGraphicsView):
 
         # Smoothing parameters
         self._savgol_window_length = 7
-        self._savgol_polyorder = 1
 
     def set_rainbow_enabled(self, enabled: bool):
         self._rainbow_enabled = enabled
@@ -352,12 +369,6 @@ class ImageGraphicsView(PanZoomGraphicsView):
             wlen += 1
         self._savgol_window_length = wlen
 
-        p = round(wlen / 7.0)
-        p = max(1, p)
-        if p >= wlen:
-            p = wlen - 1
-        self._savgol_polyorder = p
-
         self._rebuild_full_path()
 
     # --------------------------------------------------------------------
@@ -563,7 +574,7 @@ class ImageGraphicsView(PanZoomGraphicsView):
             smoothed = savgol_filter(
                 arr_xy,
                 window_length=self._savgol_window_length,
-                polyorder=self._savgol_polyorder,
+                polyorder=2,
                 axis=0
             )
             big_xy = smoothed.tolist()
@@ -789,16 +800,16 @@ class AdvancedSettingsWidget(QWidget):
         controls_layout.addWidget(self.btn_toggle_rainbow, 0, 0)
 
         # 2) Circle editor
-        self.btn_circle_editor = QPushButton("Open Circle Editor")
+        self.btn_circle_editor = QPushButton("Calibrate Kernel Size")
         self.btn_circle_editor.clicked.connect(self._main_window.open_circle_editor)
         controls_layout.addWidget(self.btn_circle_editor, 0, 1)
 
         # 3) Line smoothing slider + label
-        self._lab_smoothing = QLabel("Line smoothing (7)")
+        self._lab_smoothing = QLabel("Line smoothing (3)")
         controls_layout.addWidget(self._lab_smoothing, 1, 0)
         self.line_smoothing_slider = QSlider(Qt.Horizontal)
         self.line_smoothing_slider.setRange(3, 51)
-        self.line_smoothing_slider.setValue(7)
+        self.line_smoothing_slider.setValue(3)
         self.line_smoothing_slider.valueChanged.connect(self._on_line_smoothing_slider)
         controls_layout.addWidget(self.line_smoothing_slider, 1, 1)
 
@@ -806,8 +817,9 @@ class AdvancedSettingsWidget(QWidget):
         self._lab_contrast = QLabel("Contrast (0.01)")
         controls_layout.addWidget(self._lab_contrast, 2, 0)
         self.contrast_slider = QSlider(Qt.Horizontal)
-        self.contrast_slider.setRange(0, 100)
+        self.contrast_slider.setRange(1, 20)
         self.contrast_slider.setValue(1)  # i.e. 0.01
+        self.contrast_slider.setSingleStep(1)
         self.contrast_slider.valueChanged.connect(self._on_contrast_slider)
         controls_layout.addWidget(self.contrast_slider, 2, 1)
 
@@ -933,11 +945,26 @@ class MainWindow(QMainWindow):
         # Outer widget + layout
         self._main_widget = QWidget()
         self._main_layout = QHBoxLayout(self._main_widget)
+
+        # The "left" part: container for the image area + its controls
         self._left_panel = QVBoxLayout()
-        self._main_layout.addLayout(self._left_panel)
+
+        # We'll make a container widget for the left panel, so we can set stretches:
+        self._left_container = QWidget()
+        self._left_container.setLayout(self._left_panel)
+
+        # Now we add them to the main layout with 70%:30% ratio
+        self._main_layout.addWidget(self._left_container, 7)  # 70%
+        
+        # We haven't added the advanced widget yet, but we'll do so with ratio=3 => 30%
+        self._advanced_widget = AdvancedSettingsWidget(self)
+        # Hide it initially
+        self._advanced_widget.hide()
+        self._main_layout.addWidget(self._advanced_widget, 3)
+
         self.setCentralWidget(self._main_widget)
 
-        # Image view
+        # The image view
         self.image_view = ImageGraphicsView()
         self._left_panel.addWidget(self.image_view)
 
@@ -963,11 +990,6 @@ class MainWindow(QMainWindow):
 
         self._left_panel.addLayout(btn_layout)
 
-        # Advanced settings widget
-        self._advanced_widget = AdvancedSettingsWidget(self)
-        self._advanced_widget.hide()
-        self._main_layout.addWidget(self._advanced_widget)
-
         self.resize(1000, 600)
         self._old_central_widget = None
         self._editor = None
@@ -977,6 +999,7 @@ class MainWindow(QMainWindow):
             self._advanced_widget.show()
         else:
             self._advanced_widget.hide()
+        # Force re-layout
         self.adjustSize()
 
     def open_circle_editor(self):