Research interests: 

network science, machine learning, social networks, and bioinformatics

Ambuj K. Singh is a Professor of Computer Science at the University of California, Santa Barbara, with a part-time appointment in the Biomolecular Science and Engineering Program.

He received a B.Tech. degree from the Indian Institute of Technology, Kharagpur, and a PhD degree from the University of Texas at Austin. His research interests are broadly in the areas of network science, machine learning, social networks, and bioinformatics. He has published 250 technical papers over his career. He has led a number of multidisciplinary projects including UCSB’s Information Network Academic Research Center funded by the Army, Interdisciplinary Graduate Education Research and Training (IGERT) program on Network Science funded by the NSF, and the Multidisciplinary University Research Initiative (MURI) on Network Science of Teams ( funded by the US Army. Besides the NSF and Army, his research has also been funded by the National Institute of Health and the Defense Threat Reduction Agency.

He is currently on the editorial boards of two journals, and has served on program committees of several conferences, workshops and international meetings. He has graduated approximately 50 PhD, MS, and postdoctoral students over his career, including 30 PhD students.

In the past, he has served as the Department Chair and Associate Dean in the College of Engineering. In other leadership roles, he served on UCSB’s Committee on Academic Personnel for three years, the last year as the Chair, and the Committee on Planning on Budget.

PhD Students

Research interests: 

Network Science, Machine Learning, Dynamical Systems, Controls

Sean received his B.S. and M.S. in Computer Science from the University of Washington. In search of sunnier skies, he came to UCSB in 2019 to develop machine learning models to predict and control network processes. He hopes his research will be used to design robust public infrastructure and help inform policy makers who work in economic development. He is currently working on the DTRA project to combine physics and data driven models for critical infrastructure resiliency.

Research interests: 

Graph Mining, AI4Science, Machine Learning

Research interests: 

Machine Learning, Molecular Representation Learning, Cheminformatics

Kha-Dinh is a Computer Science PhD candidate at UC Santa Barbara. He graduated from Case Western Reserve University in 2020 with a B.S degree in Computer Science. He enjoys interdisciplinary research, particularly the application of machine learning in cheminformatics and health science. Hobbies: Gaming, Pokemon ROM hacks, exploring different cultures, and trying out new cuisines.

Research interests: 

Machine learning, Network Science, Computer Vision


Saurabh is a PhD candidate in the Computer Science department at UC Santa Barbara. Prior to this, he spent two years in MPI-Informatics Saarbruecken and got his Masters in Computer Science from Saarland University. Before that, he was a research assistant at IIT Bombay. Previously, he was working as an analyst in Goldman Sachs Bangalore. He got his Bachelors in Computer Science and Engineering from IIT Delhi.

Research interests: 

Rasta is a Computer Science Ph.D. student at UC Santa Barbara. Prior to this, she earned her B.S. degree in Computer Engineering from the University of Tehran. Her research interests span various areas of artificial intelligence including AI for good, human-AI interaction, fairness and robustness of AI, and deep generative AI.

Research interests: 

Christos is a PhD student in the Computer Science department at UC Santa Barbara. His research lies in the intersection of machine learning and neuroscience. Concretely, he’s interested in building robust frameworks for tasks like fMRI to image reconstruction, based on neuro-inspired optimization and transfer learning with manifold analysis. He got his Bachelors and Masters in Electrical and Computer Engineering from the University of Patras in Greece.


Name Degree Year Current employer
Marianne Arriola Undergraduate 2023 Cornell Tech
Nikunj Baid MS 2023 Arista Networks
Zexi Huang PhD 2023 TikTok
Mert Kosan PhD 2023 Visa Research
Sikun Lin PhD 2022 Google
Yuning Shen MS 2022 ByteDance
Furkan Kocayusufoglu PhD 2021 Google
Arlei Silva Postdoc 2021 Rice University
Hongyuan You PhD 2021 eBay
Omid Askarisichani PhD 2020 Google
Haraldur Hallgrimsson PhD 2020 Apple
Aneesha Mathur MS 2020 Oracle
Koa Sato MS 2020 Marvell Semiconductor
Wei Ye Postdoc 2020 Tongji University
Sai Nikhil Maram MS 2019 Google
Sourav Medya PhD 2019 Northewestern University
Ashwini Patil MS 2019 Apple
Richika Sharan MS 2019 Microsoft
Arlei Silva PhD 2019 Rice University
Chandana Upadhyaya MS 2019 Microsoft
Victor Amelkin PhD 2018
Xuan-Hong Dang Postdoc 2017 IBM Reserach, NY
Minh Hoang PhD 2017 Facebook
Roman Kazarin MS 2016 Facebook
Bo Zong PhD 2015 Salesforce
Petko Bogdanov PhD 2014 State University of New York, Albany
Nazli Dereli MS 2014 Ticketmaster
Yilei Wang MS 2014 Google
Nick Larusso PhD 2012 Amazon
Kathy Macropol PhD 2012 Arcadia University
Misael Mongiovi Postdoc 2012 Research Scientist, Institute of Science and Technology of Cognition at CNR (Italy)
Sayan Ranu PhD 2012 IIT, Delhi
Brian Ruttenberg PhD 2012 Google
Kyle Chipman PhD 2011 Waymo
Vishwakarma Singh PhD 2011 Pinterest
Arnab Bhattacharya PhD 2007 IIT Kanpur
Huahai He PhD 2007 Google
Swaroop Jagadish MS 2007 LinkedIn
Vebjorn Ljosa PhD 2007 Principal Engineer at Resilience
Anand Meka PhD 2007 Joined Oracle
Orhan Camoglu PhD 2006 Google
Pei-Ching Lu MS 2006 Apple
Ahmet Bulut PhD 2005 Carbon Health
Tolga Can Postdoc 2005 Middle East Technical University, Turkey
Chunghau Lee MS 2005 Amgen
Tamer Kahveci PhD 2004 University of Florida
Kris Kvilekval PhD 2004 Entrepreneur
Roman Vitenberg Postdoc 2004 University of Oslo
Gilad Benjamin MS 2003 Google
Maureen Heymans MS 2003 Google
Christian Lang PhD 2003 Entrepreneur
Hao Sun MS 2003 Microsoft
Jeff Bogda PhD 2002 Entrepreneur
Fengliang Hu MS 2001 HP
Greg Johnson MS 2001 joined Microsoft
Sandeep Bhatia MS 1999 Cisco
Jerry James PhD 1999 Joined University of Kansas
K V Ravi Kanth PhD 1999 First Help Financial
Raimondas Lencevicius PhD 1999 Nuance Communications
Sean Brydon MS 1998 Sun
Suk Lee MS 1998 Oracle
Jing Wang MS 1998 Microsoft
Chris Jones MS 1996 Tandem
Manhoi Choy PhD 1994 Joined HKUST