Add two membership inference papers

README.md

@@ -54,6 +54,8 @@ This repository contains a curated list of papers related to privacy attacks aga
 - [**Alleviating Privacy Attacks via Causal Learning**](https://arxiv.org/abs/1909.12732) (Tople et al., 2020)
 - [**On the Effectiveness of Regularization Against Membership Inference Attacks**](https://arxiv.org/abs/2006.05336) (Kaya et al., 2020)
 - [**Hide-and-Seek Privacy Challenge**](https://arxiv.org/abs/2007.12087) (Jordan et al., 2020)
+- [**Sampling Attacks: Amplification of Membership Inference Attacks by Repeated Queries**](https://arxiv.org/abs/2009.00395) (Rahimian et al., 2020)
+- [**Segmentations-Leak: Membership Inference Attacks and Defenses in Semantic Image Segmentation**](https://arxiv.org/abs/1912.09685) (He et al., 2019)
 
 ## Reconstruction
 Reconstruction attacks cover also attacks known as *model inversion* and *attribute inference*.