arxiv link added

Author: mks0601

README.md

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 # InterHand2.6M: A Dataset and Baseline for 3D Interacting Hand Pose Estimation from a Single RGB Image
 
 ## Introduction
-* This repo is official **[PyTorch](https://pytorch.org)** implementation of **InterHand2.6M: A Dataset and Baseline for 3D Interacting Hand Pose Estimation from a Single RGB Image (ECCV 2020)**. 
+* This repo is official **[PyTorch](https://pytorch.org)** implementation of **[InterHand2.6M: A Dataset and Baseline for 3D Interacting Hand Pose Estimation from a Single RGB Image (ECCV 2020)](https://arxiv.org/abs/2008.09309)**. 
 * Our **InterHand2.6M dataset** is the first large-scale real-captured dataset with **accurate GT 3D interacting hand poses**.
 
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