Update README.md

Author: Chen-Xieyuanli

README.md

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 # OverlapNet - Loop Closing for 3D LiDAR-based SLAM
 
-### Table of Contents
-0. [Introduction](#OverlapNet)
-0. [Publication](#Publication)
-0. [Logs](#Logs)
-0. [Dependencies](#Dependencies)
-0. [How to use](#How)
-0. [Application](#Application)
-0. [License](#License)
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-
 ### OverlapNet was nominated as the Best System Paper at Robotics: Science and Systems (RSS) 2020 
 
 This repo contains the code for our RSS2020 paper, OverlapNet.
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 Pipeline overview of OverlapNet.
 
+
+### Table of Contents
+0. [Introduction](#OverlapNet-was-nominated-as-the-Best-System-Paper-at-Robotics:-Science-and-Systems-(RSS)-2020)
+0. [Publication](#Publication)
+0. [Logs](#Logs)
+0. [Dependencies](#Dependencies)
+0. [How to use](#How-to-use)
+0. [Application](#Application)
+0. [License](#License)
+
+
 ## Publication
 If you use our implementation in your academic work, please cite the corresponding [paper](https://www.ipb.uni-bonn.de/wp-content/papercite-data/pdf/chen2020rss.pdf):