I am an assistant professor in the Department of Computer Science of University of Virginia. My research interest includes data mining, machine learning, and information retrieval, with a special emphasis on computational user behavior modeling. I graduated from the CS@UIUC in May 2014. Our group homepage is at HCDM@UVa.
I gave an invitated talk about "Join Network Embedding with Topic Embedding for User Representation Learning" at LinkedIn.
I gave an invitated talk about "Learning Contextual Bandits in a Non-Stationary Environment" at Pinterest.
I gave an invitated talk about "Context Attentive Document Ranking and Query Suggestion in Search Tasks" at the Task Intelligence Workshop, WSDM'2019, Melbourne Australia.
I was selected for the WSDM 2019 Outstanding Senior Program Committee Award.
Our proposal of "Learning and Improving Alzheimer's Patient-Caregiver Relationships via Smart Healthcare Technology" has been funded by NSF SCH program. More details about this award can be found here.
Thanks Nvidia for the generious support of a Titan XP GPU!
Our proposal of "The Building Adapter: Automatic Mapping of Commercial Buildings for Scalable Building Analytics" has been funded by the U.S. Department of Energy. More details about this award can be found here.
Our proposal of "Cyber Physical Mappings - Empower Building Analytics at Scale" has been funded by NSF IIS program. More details about this award can be found here.
I gave an invitated talk about "Contextual Bandits in a Collaborative Environment" at the Department of Computer Science and Technology, Tsinghua University, Beijing China.
We have been awarded by the Yelp Dataset Challenge Round Eight!
Our group homepage is now available at HCDM@UVa.
Our proposal of "Collaborative Sensing: An Approach for Immediately Scalable Sensing in Buildings" has been funded by NSF CPS program. More details about this award can be found here.
Our proposal of "Collaborative Learning with Incomplete and Noisy Knowledge" has been funded by NSF III program. More details about this award can be found here.
I gave an invitated talk about "Collaborative Online Learning" at Yahoo Search Science Team.
I have received the NSF Faculty Early Career Development Program (CAREER) Award. More details about this award can be found here.
Our proposal of "Call for Special Issue on Search, Mining and their Applications on Mobile Devices" has been accepted by the ACM Transactions on Information Systems (TOIS). Call for papers will be announced shortly.
I gave an invitated talk about "Human-centric big data mining" at Center for Embedded Systems for Critical Applications (CESCA) in the Department of Electrical and Computer Engineering at Virginia Tech.
My research is reported on UVa Today.
The course website for CS6501 Text Mining has been deployed.
I was selected for the WSDM 2015 Outstanding Reviewer Award.
I have position opennings for Ph.D. students for Fall 2015. If you are self-motivated and want to pursue a Ph.D. degree in the areas of data mining and information retrieval, please contact me. More information about the graduate admission at CS@UVa can be found here. Please note the application deadline is December 15th, 2014.
I am going to offer CS6501: Text Mining next Spring semester.
I am offering CS6501: Information Retrieval this Fall semester.
I joined CS@UVa as an assistant professor.
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