Yikai Zhao

Yikai Zhao

Ph.D. student in Computer Science

EECS, Peking University


Hi! I am a third-year Ph.D. student in EECS at Peking University, advised by Prof. Tong Yang. I received my B.S. degree in Computer Science and B.S. degree in Mathematical Science from Peking University in 2021.

My name written in Chinese is 赵义凯.

  • Computer Networks
  • Distributed Systems
  • Probabilistic Algorithms
  • Ph.D. in Computer Science, 2025 (Expected)

    EECS, Peking University

  • B.S. in Computer Science, 2020

    EECS, Peking University

  • B.S. in Mathematical Science, 2020

    SMS, Peking University

Selected Publications

P4LRU: Towards An LRU Cache Entirely in Programmable Data Plane
Double-Anonymous Sketch: Achieving Fairness for Finding Global Top-K Frequent Items
SketchConf: A Framework for Automatic Sketch Configuration
BurstBalancer: Do Less, Better Balance for Large-scale Data Center Traffic
MinMax Sampling: A Near-optimal Global Summary for Aggregation in the Wide Area
The Stair Sketch: Bringing more Clarity to Memorize Recent Events
Cluster-Reduce: Compressing Sketches for Distributed Data Streams
LightGuardian: A Full-Visibility, Lightweight, In-band Telemetry System Using Sketchlet

Other Publications

ChameleMon: Shifting Measurement Attention as Network State Changes
MimoSketch: A Framework to Mine Item Frequency on Multiple Nodes With Sketches
AAsclepius: Monitoring, Diagnosing, and Detouring at the Internet Peering Edge
Finding Simplex Items in Data Streams
HyperCalm Sketch: One-Pass Mining Periodic Batches in Data Streams
KVSAgg: Secure Aggregation of Distributed Key-Value Sets
QCluster: Clustering Packets for Flow Scheduling


  • Huatai Securities Science & Technology Scholarship (华泰证券科技奖学金), Peking University (2022)

  • Chancellor’s Scholarship (校长奖学金), Peking University (2020, 2021, 2022)

  • Tung Scholarship (董氏奖学金), Peking University (2021)

  • Merit Studen (三好学生), Peking University (2021, 2022)

  • Award for Academic Excellence (学习优秀奖), Peking University (2017, 2019)

  • National Scholarship (国家奖学金), Ministry of Education (2018)

  • Pacemaker to Merit Studen (三好学生标兵), Peking University (2018)

  • Fong Shu Chuen Scholarship (方树泉奖学金), Peking University (2017)