RObust Header Compression (ROHC): Framework and four profiles: RTP, UDP, ESP, and uncompressed. - Carsten Bormann; Carsten Burmeister; Mikael Degermark; Hideaki Fukushima; Hans Hannu; Lars-Erik Jonsson; Rolf Hakenberg; Tmima Koren; Khiem Le; Zhigang Liu 010; Anton Martensson; Akihiro Miyazaki; et al. (RFC, 2001)

Signaling Compression (SigComp). - Richard Price; Carsten Bormann; Jan Christoffersson; Hans Hannu; Zhigang Liu 010; Jonathan D. Rosenberg (RFC, 2003)

Applying Signaling Compression (SigComp) to the Session Initiation Protocol (SIP). - Carsten Bormann; Zhigang Liu 010; Richard Price; Gonzalo Camarillo (RFC, 2007)

Social Proximity Networks on Cruise Ships. - Guang Yang 001; Zhigang Liu 010; Karim Seada; Hawk-Yin Pang; August Joki; Jun Yang; Daniela Karin Rosner; Manish Anand; Péter Pál Boda (MIRW, 2008)

WebCall - A Rich Context Mobile Research Framework. - Zhigang Liu 010; Hawk-Yin Pang; Jun Yang; Guang Yang 001; Péter Boda (MobiCASE, 2009)

Darwin phones: the evolution of sensing and inference on mobile phones. - Emiliano Miluzzo; Cory Cornelius; Ashwin Ramaswamy; Tanzeem Choudhury; Zhigang Liu 010; Andrew T. Campbell (MobiSys, 2010)

The Jigsaw continuous sensing engine for mobile phone applications. - Hong Lu 006; Jun Yang; Zhigang Liu 010; Nicholas D. Lane; Tanzeem Choudhury; Andrew T. Campbell (SenSys, 2010)

ADACEM: automatic daily activity and calorie expenditure monitor on mobile phones. - Jun Yang; Zhigang Liu 010 (SenSys, 2010)

Deliberation for intuition: a framework for energy-efficient trip detection on cellular phones. - Yifei Jiang; Du Li; Guang Yang 001; Qin Lv; Zhigang Liu 010 (UbiComp, 2011)