fix

utils.py

@@ -177,9 +177,9 @@ def PCL3(image):
     sizes = np.zeros(colors.shape)
     sizes[:] = 0.01
     #ax = Axes3D(fig)
-    data = {'x': points[:, 0], 'y': points[:, 1], 'z': points[:, 2], 'sizes': sizes, 'cs': colors}
+    data = {'x': points[:, 0], 'y': points[:, 1], 'z': points[:, 2], 'sizes': sizes}
     df = pd.DataFrame(data)
     # Step 6: Create a 3D scatter plot using Plotly Express
-    fig = px.scatter_3d(df, x='x', y='y', z='z', color="cs", size="sizes")
+    fig = px.scatter_3d(df, x='x', y='y', z='z', color=colors, size="sizes")
     
     return fig