Update README.md

README.md

@@ -119,3 +119,19 @@ We release [InterpretMe]
 
 1. **How to Explain Individual Classification Decisions.**
 *Baehrens D, Schroeter T, Harmeling S, Kawanabe M, Hansen K, Mu ̈ller KR*. Journal of Machine Learning Research. 2010.[paper](http://www.jmlr.org/papers/volume11/baehrens10a/baehrens10a.pdf)
+
+
+
+## Neural Rankers
+
+1. **PACRR: A Position-Aware Neural IR Model for Relevance Matching.**
+*Kai Hui, Andrew Yates, Klaus Berberich, Gerard de Melo*. EMNLP. 2016.[paper](https://arxiv.org/pdf/1704.03940.pdf)
+
+1. **Co-PACRR: A Context-Aware Neural IR Model for Ad-hoc Retrieval.**
+*Kai Hui, Andrew Yates, Klaus Berberich, Gerard de Melo.*. WSDM 2018. [paper](https://arxiv.org/pdf/1706.10192.pdf)
+
+1. **DE-PACRR: Exploring Layers Inside the PACRR Model**
+*Andrew Yates, Kai Hui*. Neu-IR 17. [paper](https://arxiv.org/pdf/1706.08746.pdf)
+
+1. **Training deep ranking model with weak relevance labels**
+*C Luo, Y Zheng, J Mao, Y Liu, M Zhang.*. ASDB 2018. [paper](http://www.thuir.cn/group/~chengluo/publications/ADC2017.pdf)