I am a second-year Ph.D. student in the School of Electronic and Information Engineering at Xi'an Jiaotong University from March 2018, supervised by Pinghui Wang. I received my Bachelor's degree from Xi'an Jiaotong University in 2016. My main research interests include graph mining, large scale graph analysis, online social network measurement, high speed traffic analysis and sketch-based streaming algorithms. My personal homepage is: https://jphgxq.github.io/.