Curiosity & Hands-on Experiments for Science and Engineering


Deep Delight

Machine learning, deep reinforcement learning, training and fine tuning with DLITE loss.

Information Theory

The definition and measurement of information is fundamental to methods for information retrieval, text mining, and machine learning.

Library Chat Analytics

Data aggregated and retrieval augmented LLMs for reference chat analysis and tool development for library resource and service optimization.

Search & Retrieval

Decentralized search and retrieval on the web scale. Efficiency, effectiveness, and scalability.

Awards and Honors

Instructor of the Week, Drexel

Outstanding Online Faculty, Drexel

Vannevar Bush Best Paper, ACM JCDL

CAS Student Award, ASIS&T

Best Paper Nominee, AAAI ICWSM

The First Place Award, IEEE InfoVis


Industry to Academia


Associate Dept Head for Grad Affairs

Information Science, Drexel University

Sep 2021 – Present Philadelphia, PA

Associate Professor

Information Science, Drexel University

Sep 2016 – Present Philadelphia, PA

Assistant Professor

Information Science, Drexel University

Sep 2010 – Aug 2016 Philadelphia, PA

Research Assistant & Adj. Instructor

The University of North Carolina

Sep 2007 – Aug 2010 Chapel Hill, NC

Research Assistant

Indiana University

Sep 2004 – Aug 2007 Bloomington, IN

Technical Director

ManguIce Ltd.

Sep 2002 – Dec 2003 Shanghai, China

Project Manager

eBay China

Mar 2002 – Aug 2002 Shanghai, China

Software Development Manager

Lycos Asia

Oct 1999 – Mar 2002 Shanghai, China

Software Engineer

Great Wall eInfoNet

Mar 1998 – Sep 1999 Shanghai, China


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