**Conference/Workshop Organization**

- Organizer of two sections (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.

**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**

- 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.

**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, CDC, ECC, ICML, etc.

- Members
- SIAM Member, since 2014
- INFORM Member, since 2016
- IEEE Member, since 2017