Update app.py

app.py

@@ -148,7 +148,7 @@ def process_images(image1, image2):
     return predicted_flow
 
 title = "Interactive demo: Perceiver for optical flow"
-description = "Demo for predicting optical flow with Perceiver IO. To use it, simply upload 2 images (e.g. 2 subsequent frames) or use the example images below and click 'submit' to let the model predict the flow of the pixels. Results will show up in a few seconds."
+description = "Demo for predicting optical flow (i.e. the task of, given 2 images, estimating the 2D displacement for each pixel in the first image) with Perceiver IO. To use it, simply upload 2 images (e.g. 2 subsequent frames) or use the example images below and click 'submit' to let the model predict the flow of the pixels. Results will show up in a few seconds."
 article = "<p style='text-align: center'><a href='https://arxiv.org/abs/2107.14795'>Perceiver IO: A General Architecture for Structured Inputs & Outputs</a> | <a href='https://deepmind.com/blog/article/building-architectures-that-can-handle-the-worlds-data/'>Official blog</a></p>"
 examples =[[f"image_{idx}.png" for idx in range(len(urls))]]