update pipeline

Author: lzpyx

public/AMS/index.html

@@ -463,7 +463,7 @@ <h2 class="title is-3">Abstract</h2>
       <div class="row is-full-width">
         <h2 class="title is-3"><span class="dperact">Overview of AMS</span></h2>
 
-        <img src="https://raw.githubusercontent.com/OpenDriveLab/opendrivelab.github.io/master/AMS/pipeline.pdf" class="interpolation-image" 
+        <img src="https://raw.githubusercontent.com/OpenDriveLab/opendrivelab.github.io/master/AMS/pipeline.png" class="interpolation-image" 
          alt="Interpolate start reference image." />
           <p>
             <!-- <b>Overview of AMS.</b> -->