Editorship
- Associate Editor of Computational Optimization and Applications (COAP), (10/2020 – present).
- Associate Editor of Mathematical Programming Computation (MPC) (2019 – present)
- Editor of Applied Set-Valued Analysis and Optimization (2019 – present)
Conference/Workshop Organization
- Section organizer: MB45 – Fast and Provable Nonconvex Optimization Algorithms in Machine Learning, at the INFORMS annual meeting, October 2019, Seattle, USA (co-organizer: Lam M. Nguyen, IBM Research).
- Section organizer with 4 parts (with Ion Necoara): “Recent advances in first-order methods for constrained convex optimization and related problems” at the Sixth International Conference on Continuous Optimization (ICCOPT), Berlin, August 2019.
- Section organizer with two parts (with Ion Necoara): Recent advances on convergence rates of first-order methods, at the Fifth International Conference on Continuous Optimization (ICCOPT), Tokyo, August 2016.
- Organizer of the invited section: Convex Optimization in Machine Learning, at the Fourth International Conference on Continuous Optimization (ICCOPT2013), Lisbon, Portugal, August 2013.
- Program Committee of the 58th Conference on Decision and Control (CDC), Nice, France, December 2019.
Tutorials
- Title: Convex Optimization for Big Data
- Presenters:
- Volkan Cevher (EPFL)
- Mario Figueiredo (University of Lisbon)
- Mark Schmidt (University of British Columbia)
- Quoc Tran-Dinh (EPFL)
- Where: The IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2015.
- Link: This tutorial can be found HERE.
Talks/Invited Talks
- VinAI Research Seminar
- Title: Stochastic Gradient Descent Methods with Biased Estimators
- Where: VinAI Research, Hanoi, Vietnam (Remote)
- When: March, 2021
- 2021 Joint Mathematics Meetings (JMM)
- Title: Generalized Newton Methods with Polynomial-Time Iteration-Complexity for A Class of Variational Inequalities
- Where: Remote
- When: January, 2021
- Department Colloquium at University of Florida
- Title: New Stochastic Gradient Descent Algorithms for Nonconvex Composite Optimization
- Where: Department of Mathematics, University of Florida.
- When: November 25, 2019.
- SIAM Seminar at University of Florida
- Title: Generalized Self-Concordant Functions and Applications
- Where: Department of Mathematics, University of Florida.
- When: November 25, 2019.
- Department Colloquium at Rensselaer Polytechnic Institute
- Title: Efficient Hybrid Stochastic Gradient Algorithms for Nonconvex Optimization
- Where: Department of Mathematical Sciences, Rensselaer Polytechnic Institute.
- When: October 28, 2019.
- Seminar talk at UCLA:
- Title: Generalized Self-Concordant Functions and Applications
- Where: Electrical and Computer Engineering Department, UCLA.
- When: October, 2019.
- Applied Math. Colloquium at UNC-Chapel Hill:
- Title: Smooth Structures of Convex Functions and Applications to Newton-Type Methods
- Where: Math. Department, UNC-Chapel Hill
- When: Sep. 20, 2019.
- Talk at the Opening Workshop in Deep Learning
- Title: Proximal Hybrid Gradient Descent Algorithms for Composite Nonconvex Optimization
- Conference: Opening workshop in Deep Learning at SAMSI.
- Where: Duke University
- When: August 14, 2019.
- Talk at the Sixth International Conference on Continuous Optimization (ICCOPT)
- Title: Adaptive Primal-Dual Methods for Convex Optimization with Faster Rates.
- Conference: ICCOPT 2019.
- Where: Berlin, Germany
- When: August 4-8, 2019.
- Talk at the Lehigh DIMACS/TRIPODS/MOPTA conference
- Title: Accelerated Preconditioned Alternating Direction Methods of Multipliers with Non-ergodic Optimal Rates
- Conference: DIMACS/TRIPODS/MOPTA conference
- Where: Lehigh University, Bethlehem, PA.
- When: August 13-17, 2018
- Invited talk at the Institute of Operations Research and Analytics, (NUS)
- Title: Self-Concordant Optimization: Theory and Solution Methods
- Where: IORA, National University of Singapore (NUS).
- When: July 11, 2018
- Invited talk at The 2018 INFORMS Optimization Society Conference
- Title: Proximal Alternating Penalty Algorithms for Constrained Convex Optimization
- Where: University of Colorado at Denver, Denver, Colorado.
- When: March 23-25, 2018
- Invited colloquium (Maseeh Mathematics & Statistics Colloquium Series)
- Title: Some recent second-order methods in convex optimization applications
- Where: Mathematics and Statistics Department, Portland State University.
- When: November 3, 2017
- Invited talk at seminar
- Title: Exploiting analytical structures in convex optimization applications
- Where: IBM Watson Research Center, New York.
- When: July 2017.
- Invited talk at conference
- Title: Self-concordant inclusions: A unified framework for path-following generalized Newton-type methods
- Conference: SIAM Conference on Optimization
- Where: Vancouver, Canada
- When: May 22–26, 2017
- Invited talk at seminar
- Title: Self-concordant inclusions: A unified framework for path- following generalized Newton methods
- Where: Department of Mathematical Sciences, University of Massachusetts Lowell
- When: November 2016.
- Invited talk at conference
- Title: Extended Gauss-Newton Methods for Matrix Optimization
- Conference: INFORMS annual meeting
- Where: Nashville, Tennessee
- When: November 13–16, 2016
- Invited talk at conference
- Title: Adaptive smoothing fast gradient methods for fully nonsmooth composite convex optimization
- Conference: 28th European Conference on Operational Research,
- Where: Poznan, Poland
- When: July 3-6, 2016.
- Invited talk at seminar
- Title: Proximal path-following method: a new framework for nonsmooth constrained convex optimization
- Where: System Control and Optimization Laboratory, Freiburg University, Germany
- When: June 2016.
- Invited talk at conference
- Title: Composite convex minimization involving self-concordant-like cost functions
- Conference: Modelling, Computation, and Optimization in Information Systems and Management Sciences (MCO 2015)
- Where: Metz, France
- When: May 11-13, 2015.
- Invited talk at conference
- Title: A Unified Primal-Dual Optimization Framework for Constrained Convex Optimization
- Conference: The 4th IMA Conference on Numerical Linear Algebra and Optimization
- Where: University of Birmingham, England.
- When: September 3-5, 2014.
- Invited talk at conference
- Title: Recent Progress in Numerical Methods for Some Classes of Convex Optimization Problems
- Conference: The 2nd International Conference on Computational Science and Engineering (ICCSE-2014)
- When: August 19-21, 2014
- Where: Ho Chi Minh city, Vietnam.
- Invited talk at workshop
- Title: Composite Convex Minimization: Examples and Solution Methods
- Workshop: Workshop on “Equilibrium and Fixed Point Problems: Theory and Algorithms”
- Where: Vietnam Institute for Advanced Study in Mathematics (VIASM), Hanoi, Vietnam
- When: August 25-29, 2014.
- Talk at conference
- Title: Composite Self-concordant Minimization: A Path-Following Method
- Conference: SIAM Conference on Optimization (SIOPT2014)
- When: May 19—22, 2014
- Where: San Diego, USA.
- Invited talk at conference
- Title: Composite Self-Concordant Minimization
- Conference: SIAM Conference on Imaging Science (SIAM-IS14)
- When: May 12—14, 2014
- Where: Hong Kong Baptist University, Hong Kong.
- Invited talk at seminar
- Title: Sequential Convex Programming for Nonlinear Optimization with Two Applications in Control
- Where: Automatic Control Laboratory, EPFL, Lausanne, Switzerland.
- When: December 6, 2013
- Oral presentation at conference
- Title: A proximal Newton framework for composite minimization: Graph learning without Cholesky decompositions and matrix inversions
- Conference: The 30th International Conference on Machine Learning (ICML2013)
- When: June 16—21, 2013
- Where: Atlanta, USA.
- Invited talk at conference
- Title: Fast decomposition algorithms for large-scale separable convex optimization
- Conference: International Conference on Continuous Optimization (ICCOPT2013). When: July 27-August 1, 2013.
- Where: Lisbon, Portugal.
- Invited talk at seminar
- Title: Dual Decomposition Methods for Solving Separable Convex Optimization Problems
- Where: Laboratory for Information and Inference Systems, EPFL, Lausanne, Switzerland.
- When: July 16, 2012
- Invited talk at seminar
- Title: Structure Exploiting Approaches for Nonlinear Optimization
- Where: Johann Radon Institute for Computational and Applied Mathematics (RICAM), Linz, Austria.
- When: July 10, 2012.
- Invited talk at conference
- Title: Solving Structural Large-Scale Convex Programming Problems via Dual Decomposition and Smoothing Techniques
- Conference: The 5th International Conference on High-Performance Scientific Computing
- When: March 5-9, 2012
- Where: Hanoi, Vietnam.
- Talk at conference
- Title: Real-time Sequential Convex Programming for Nonlinear MPC and Application
- Conference: Conference on Decision and Control (CDC).
- When: December 12—15, 2011
- Where: Orlando, Florida, USA.
- Talk at workshop
- Title: On Sequential Convex Programming
- Workshop: Annual OPTEC meeting
- Where: Sol-Cress, Spa, Belgium
- When: 2010.
- Talk at workshop
- Title: Adjoint-Based Sequential Convex Programming Methods and Applications
- Workshop: The 29th Benelux Meeting on Systems and Control
- When: March 30-April 1 2010
- Where: Heeze, The Netherlands.
- Talk at conference
- Title: Real-Time Sequential Convex Programming for Optimal Control Applications
- Conference: The 4th International Conference on High-Performance Scientific Computing
- When: March 2-6, 2009
- Where: Hanoi, Vietnam.
Other services
-
- Department Liaison for Undergraduate Research at UNC.
- Grant reviewer.
Review activity, and scientific services
- Journal review
- SIAM J. Optimization; Mathematical Programming; J. Global Optimization; Automatica; Optimization Methods and Software; IEEE Trans. Automatic Control; IEEE Signal Processing Letters; IEEE Signal Processing Magazine; IEEE Trans. Signal Processing, Computational Optimization, and Applications; Journal of Machine Learning Research, etc.
- Conference paper review
- NIPS/NeurIPs, CDC, ECC, ICML, AISTATS, ICLR, etc.
- Members
- SIAM Member, since 2014
- INFORM Member, since 2016
- IEEE Member, since 2017