add more description

app.py

@@ -83,7 +83,9 @@ Demo by <a href='https://huggingface.co/johko' target='_blank'>Johannes (johko)
 gr.Interface(
     title="Vector Quantization with scikit-learn",
     description="""<p style="text-align: center;">This is an interactive demo for the <a href="https://scikit-learn.org/stable/auto_examples/cluster/plot_face_compress.html">Vector Quantization Tutorial</a> from scikit-learn.
-    </br>You can upload an image and choose from two sampling methods - *uniform* and *kmeans*.</p>""",
+    </br>You can simply upload an image and choose from two sampling methods - *uniform* and *kmeans*.
+    </br>Then click 'submit' and the image will the be quantized. You will get information about the histogram, pixles distribution and other image statistics.
+    </p>""",
     article=article,
     fn=infer, 
     inputs=[gr.Image(image_mode="L", label="Input Image"),