Johannes Gehrke

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Tisch University Professor (on leave of absence AY 2014/2015)
Department of Computer Sciences
4105B Upson Hall
Cornell University
Ithaca, NY 14853
johannes [at] cs [dot] cornell [dot] edu
Voice: 607-821-1685; fax: 607-255-4428

Short biography.

My research lies in the design and implementation of scalable data-driven systems. I currently work on Big Data, data science, data privacy, and data mining. For more on my research, go to the homepage of the Cornell Big Red Data Group.

Selected Recent Publications

Yin Lou, Rich Caruana, Johannes Gehrke, Giles Hooker: Accurate intelligible models with pairwise interactions. KDD 2013: 623-631
Benjamin Sowell, Marcos Antonio Vaz Salles, Tuan Cao, Alan J. Demers, Johannes Gehrke: An Experimental Analysis of Iterated Spatial Joins in Main Memory. PVLDB 6(14): 1882-1893 (2013)
Wenlei Xie, Guozhang Wang, David Bindel, Alan J. Demers, Johannes Gehrke: Fast Iterative Graph Computation with Block Updates. PVLDB 6(14): 2014-2025 (2013)
Raphael M. Reischuk, Florian Schröder, Johannes Gehrke: Secure and customizable web development in the safe activation framework. ACM Conference on Computer and Communications Security 2013: 1341-1344
Tao Zou, Ronan Le Bras, Marcos Vaz Salles, Alan Demers, and Johannes Gehrke. ClouDiA: A Deployment Advisor for Public Clouds. VLDB 2013.
Guozhang Wang, Wenlei Xie, Alan J. Demers, Johannes Gehrke: Asynchronous Large-Scale Graph Processing Made Easy. CIDR 2013
Karthik Raman, Adith Swaminathan, Johannes Gehrke, Thorsten Joachims: Beyond myopic inference in big data pipelines. KDD 2013: 86-94
Gabriel Bender, Lucja Kot, Johannes Gehrke, and Christoph Koch. Fine-Grained Disclosure Control for App Ecosystems. SIGMOD 2013.

Full list of my publications (from DBLP).

Awards

2011 Blavatnik Award for Young Scientists, Faculty Winner. (Cornell Chronicle article; press release)
The 2011 ACM SIGMOD Conference, Best Paper Award.
IEEE Computer Society Technical Achievement Award, 2011.
Humboldt Research Award, Alexander von Humboldt Foundation, 2010.
New York State Foundation for Science, Technology, and Innovation, Faculty Development Grant, 2007. (Press release.)
Cornell University Provost’s Award for Distinguished Scholarship, 2004. (Cornell Chronicle article.)
Alfred P. Sloan Research Fellowship, 2003. (Cornell Chronicle article.)
National Science Foundation CAREER Award, 2002. (Cornell Chronicle article.)
Cornell College of Engineering James and Mary Tien Excellence in Teaching Award, 2001.
IBM Faculty Development Award 2000 and 2001.

Selected Professional Activities

Distinguished Engineer, Microsoft.
Adjunct Professor, University of Tromsø, Norway.
Chief Scientist, Fast Search and Transfer. (2005-2008)
Program Chair:

2014 ACM Symposium on Cloud Computing (SOCC 2014) (with Remzi Arpaci-Dusseau)
31^st IEEE International Conference on Data Engineering (ICDE 2015) (with Wolfgang Lehner and Kyuseok Shim)

People

Current PhD Students

Bailu Ding and Wenlei Xie.

Researchers: Alan Demers and Lucja Kot.
Alumni: As of January 2015, I have graduated 23 PhD students.

Gabriel Bender (Ph.D., August 2014). First employment: Google.
Philippe Bonnet (Research Associate, 1999-2001). First employment: Associate Professor, Department of Computer Science, University of Copenhagen; now Associate Professor at IT University of Copenhagen.
Zhiyuan Chen (Ph.D., August 2002; co-advised with Praveen Seshadri). First employment: Microsoft Research, now Associate Professor, Information Systems Department, University of Maryland Baltimore County.
Tuan Cao (Ph.D., May 2013). First employment: Google.
Adina Crăiniceanu (Ph.D., December 2005). First employment: Assistant Professor, United States Naval Academy.
Abhinandan Das (Ph.D., August 2005). First employment: Google.
Alin Dobra (Ph.D., July 2003). First employment: Assistant Professor, Department of Computer and Information Science and Engineering, University of Florida. Now Associate Professor, University of Florida.
Alexandre Evfimievski (Ph.D., August 2004). First employment: IBM Almaden Research Center.
Michaela Götz (Ph.D., January 2012). First employment: Twitter.
Nitin Gupta (Ph.D., December 2011). First employment: Google.
Michael Hay (Computing Innovations Fellow, August 2010 to August 2012). First employment: Assistant Professor, Colgate University.
Mingsheng Hong (Ph.D., November 2008; co-advised with Alan Demers, Mirek Riedewald, and Walker White). First employment: Vertica.
Dan Kifer (Ph.D., August 2006 and postdoc September 2006 to August 2007). First employment: Yahoo! Research; now Assistant Professor, Department of Computer Science and Engineering, Penn State University.
Prakash Linga (Ph.D., June 2007, co-advised with Jayavel Shanmugasundaram). First employment: Moka5.
Yin Lou (Ph.D., May 2014). First employment: LinkedIn.
Ashwin Machanavajjhala (Ph.D., August 2008). First employment: Yahoo! Research; now Assistant Professor, Department of Computer Science, Duke University.
David Martin (Ph.D., August 2008; co-advised with Joe Halpern). First employment: Google.
Tobias Mayr (Ph.D., August 2001; co-advised with Praveen Seshadri). First employment: IBM Almaden Research Center.
Biswanath Panda (Ph.D., February 2009; co-advised with Mirek Riedewald). First employment: Google.
Mirek Riedewald (Research Associate, 2002-2008). First employment: Associate Professor, Department of Computer Science, Northeastern University.
Ben Sowell (Ph.D., May 2012; co-advised with Alan Demers). First employment: Nou Data.
Niki Trigoni (postdoc, November 2002 to July 2004). First employment: Lecturer, School of Computer Science and Information Systems, Birkbeck, University of London. Now University Lecturer, Department of Computer Science, University of Oxford.
Sudip Roy (Ph.D., August 2014). First employment: Google.
Marcos Vaz Salles (postdoc, December 2008 to July 2011). First employment: Assistant Professor, Department of Computer Science, University of Copenhagen.
Guozhang Wang (PhD., August 2012). First employment: LinkedIn.
Felix Weigel (postdoc, January 2007 to February 2009). First employment: Nokia; now at Google.
Xiaokui Xiao (postdoc, August 2008 to July 2009). First employment: Assistant Professor, Division of Information Systems, Nanyang Technological University.
Fan Yang (Ph.D., July 2008; co-advised with Jayavel Shanmugasundaram). First employment: Google.
Yong Yao (Ph.D., January 2007; co-advised with Alan Demers). First employment: IBM Silicon Valley Lab; now at Google.
Tao Zou (Ph.D., August 2014). First employment: Google.

Acknowledgments

My research is partially supported by the National Science Foundation under Grants IIS-0121175, IIS-0621438, and CNS-0627680, by AFOSR, and by Google, Microsoft, and Yahoo!. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the sponsors.