Update README.md

Author: Jamie Zhu

README.md

@@ -13,7 +13,7 @@ Logparser provides a toolkit and benchmarks for automated log parsing, which is
 
 :telescope: If you use any of our tools or benchmarks in your research for publication, please kindly cite the following papers.
 + [**ICSE'19**] Jieming Zhu, Shilin He, Jinyang Liu, Pinjia He, Qi Xie, Zibin Zheng, Michael R. Lyu. [Tools and Benchmarks for Automated Log Parsing](https://arxiv.org/pdf/1811.03509.pdf). *To appear in International Conference on Software Engineering (ICSE)*, 2019.
-+ [**DSN'16**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [An Evaluation Study on Log Parsing and Its Use in Log Mining](http://jiemingzhu.github.io/pub/pjhe_dsn2016.pdf). *IEEE/IFIP International Conference on Dependable Systems and Networks (DSN)*, 2016.
++ [**DSN'16**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [An Evaluation Study on Log Parsing and Its Use in Log Mining](https://jiemingzhu.github.io/pub/pjhe_dsn2016.pdf). *IEEE/IFIP International Conference on Dependable Systems and Networks (DSN)*, 2016.
 
 ### Log parsers currently available:
 
@@ -30,7 +30,7 @@ Logparser provides a toolkit and benchmarks for automated log parsing, which is
 | LenMa | [**CNSM'15**] Keiichi Shima. [Length Matters: Clustering System Log Messages using Length of Words](https://arxiv.org/pdf/1611.03213.pdf), 2015. |
 | LogMine | [**CIKM'16**] Hossein Hamooni, Biplob Debnath, Jianwu Xu, Hui Zhang, Geoff Jiang, Adbullah Mueen. [LogMine: Fast Pattern Recognition for Log Analytics](http://www.cs.unm.edu/~mueen/Papers/LogMine.pdf), 2016 |
 | Spell | [**ICDM'16**] Min Du, Feifei Li. [Spell: Streaming Parsing of System Event Logs](https://www.cs.utah.edu/~lifeifei/papers/spell.pdf), 2016 |
-| Drain | [**ICWS'17**] Pinjia He, Jieming Zhu, Zibin Zheng, and Michael R. Lyu. [Drain: An Online Log Parsing Approach with Fixed Depth Tree](http://jiemingzhu.github.io/pub/pjhe_icws2017.pdf), 2017 |
+| Drain | [**ICWS'17**] Pinjia He, Jieming Zhu, Zibin Zheng, and Michael R. Lyu. [Drain: An Online Log Parsing Approach with Fixed Depth Tree](https://jiemingzhu.github.io/pub/pjhe_icws2017.pdf), 2017 |
 | MoLFI | [**ICPC'18**] Salma Messaoudi, Annibale Panichella, Domenico Bianculli, Lionel Briand, Raimondas Sasnauskas. [A Search-based Approach for Accurate Identification of Log Message Formats](http://publications.uni.lu/bitstream/10993/35286/1/ICPC-2018.pdf), 2018 |
 
 ### Usage
@@ -54,9 +54,9 @@ All the log parsers have been evaluated across 16 different logs available in [l
 
 ### Publications about logparser
 + [**ICSE'19**] Jieming Zhu, Shilin He, Jinyang Liu, Pinjia He, Qi Xie, Zibin Zheng, Michael R. Lyu. [Tools and Benchmarks for Automated Log Parsing](https://arxiv.org/pdf/1811.03509.pdf). To appear in International Conference on Software Engineering (ICSE), 2019.
-+ [**TDSC'18**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [Towards Automated Log Parsing for Large-Scale Log Data Analysis](http://jiemingzhu.github.io/pub/pjhe_tdsc2017.pdf). IEEE Transactions on Dependable and Secure Computing (TDSC), 2018.
-+ [**ICWS'17**] Pinjia He, Jieming Zhu, Zibin Zheng, Michael R. Lyu. [Drain: An Online Log Parsing Approach with Fixed Depth Tree](http://jiemingzhu.github.io/pub/pjhe_icws2017.pdf). IEEE International Conference on Web Services (ICWS), 2017.
-+ [**DSN'16**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [An Evaluation Study on Log Parsing and Its Use in Log Mining](http://jiemingzhu.github.io/pub/pjhe_dsn2016.pdf). IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), 2016.
++ [**TDSC'18**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [Towards Automated Log Parsing for Large-Scale Log Data Analysis](https://jiemingzhu.github.io/pub/pjhe_tdsc2017.pdf). IEEE Transactions on Dependable and Secure Computing (TDSC), 2018.
++ [**ICWS'17**] Pinjia He, Jieming Zhu, Zibin Zheng, Michael R. Lyu. [Drain: An Online Log Parsing Approach with Fixed Depth Tree](https://jiemingzhu.github.io/pub/pjhe_icws2017.pdf). IEEE International Conference on Web Services (ICWS), 2017.
++ [**DSN'16**] Pinjia He, Jieming Zhu, Shilin He, Jian Li, Michael R. Lyu. [An Evaluation Study on Log Parsing and Its Use in Log Mining](https://jiemingzhu.github.io/pub/pjhe_dsn2016.pdf). IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), 2016.
 
 ### Acknowledgement
 Logparser is implemented based on a number of existing open-source projects: