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Center for Applied Internet Data Analysis
Ricky K. P. Mok

office: SDSC 307
phone: (858) 534-9251
email: cskpmok @


He is an assistant research scientist in CAIDA. Prior to joining CAIDA in November 2016, Ricky received his Ph.D. from Department of Computing, The Hong Kong Polytechnic University in June 2016.

Research Interests

QoE measurement, Intetnet path quality measurement, HTTP video streaming systems

Selected publications

Unintended consequences: Effects of submarine cable deployment on Internet routing
Roderick Fanou, Bradley Huffaker, Ricky K. P. Mok, KC Claffy
PAM, March 2020. (Best paper award)

FlowTrace: A Framework for Active Bandwidth Measurements using In-band Packet Trains
Adnan Ahmed, Ricky K. P. Mok, Zubair Shafiq
PAM, March 2020.

QFlow: A Reinforcement Learning Approach to High QoE Video Streaming over Wireless Networks
Rajarshi Bhattacharyya, Archana Bura, Desik Rengarajan, Mason Rumuly, Srinivas Shakkottai, Dileep Kalathil, Ricky K. P. Mok, Amogh Dhamdhere
ACM MobiHoc, 2019.

An empirical study of mobile network behavior and application performance in the wild
Shiwei Zhang, Weichao Li, Daoyuan Wu, Bo Jin, Rocky K. C. Chang, Debin Gao, Yi Wang, Ricky K. P. Mok
IEEE IWQoS, 2019.

Inferring Persistent Interdomain Congestion
Amogh Dhamdhere, David D. Clark, Alexander Gamero-Garrido, Matthew Luckie, Ricky K. P. Mok, Gautam Akiwate, Kabir Gogia, Vaibhav Bajpai, Alex C. Snoreren, kc claffy
ACM SIGCOMM, August 2018. (Best paper award)

Revealing the Load-balancing Behavior of YouTube Traffic on Interdomain Links
Ricky K. P. Mok, Vaibhav Bajpai, Amogh Dhamdhere, kc claffy
PAM, Berlin, Germany, March 2018.

Demystifying and Puncturing the Inflated Delay in Smartphone-based WiFi Network Measurement
Weichao Li, Daoyuan Wu, Rocky K. C. Chang, Ricky K. P. Mok
ACM CoNEXT, Irvine, California, December 2016.

Detecting Low-quality Workers in QoE Crowdtesting: A Worker Behavior Based Approach
Ricky K. P. Mok, Rocky K. C. Chang, Weichao Li
IEEE Transaction on Multimedia, vol. 19(3), p.530-543, 2016.

IRate: Initial Video Bitrate Selection System for HTTP Streaming
Ricky K. P. Mok, Weichao Li, Rocky K. C. Chang
IEEE Journal on Selected Areas in Communications, vol. 34(6), p.1914-1928, 2016.

On the Accuracy of Smartphone-based Mobile Network Measurement
Weichao Li, Ricky K. P. Mok, Daoyuan Wu, Rocky K. C. Chang
IEEE INFOCOM, Hong Kong, May 2015.

Improving the packet send-time accuracy in embedded devices
Ricky K. P. Mok, Weichao Li, Rocky K. C. Chang
Passive and Active Measurement (PAM), New York, March 2015.

Appraising the Delay Accuracy in Browser-based Network Measurement
Weichao Li, Ricky K. P. Mok, Rocky K. C. Chang, Waiting W. T. Fok
ACM IMC, Barcelona, Spain, October 2013.

QDASH: A QoE-aware DASH system
Ricky K. P. Mok, Xiapu Luo, Edmond W. W. Chan, Rocky K. C. Chang
ACM MMSys, Chapel Hill, North Carolina, February 2012

Measuring the Quality of Experience of HTTP Video Streaming
Ricky K. P. Mok, Edmond W. W. Chan, and Rocky K. C. Chang
IFIP/IEEE IM, Dublin, Ireland, May 2011


  Last Modified: Tue Dec-13-2016 12:31:04 PST
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