## Fall 2019

**Siam Seminar meetings will be held Mondays from 12:50 – 1:40pm in LIT 368.**

Date | Meeting Type | Topic | Title | Speaker |

September 9, 2019 | Seminar | Numerical Optimization | Primal and Dual Pseudospectral Integration Schemes | Dr William Hager
Professor UF Math Department |

September 16, 2019 | Seminar | Numerical Optimization in Machine Learning | Extra Proximal-Gradient Inspired Deep Neural Network for Image Reconstruction | Dr Yunmei Chen
Professor UF Math Department |

September 23rd, 2019 | Seminar | Data Science | DRUM: End-To-End Differentiable Rule Mining On Knowledge Graphs | Ali Sadeghian
Data Science Research Lab |

September 30th , 2019 | Seminar | Computational Neurosicence | Mathematical Problems in Computational Neuroscience | Dr Arunava Banerjee
Professor UF Computer & Information Science & Engineering |

October 14th, 2019 | SIAM Seminar | Applications of Optimal Control in Biology | Penalization of Singular Control Problems that Arise in Math Biology | Summer Atkins
UF Math Grad Student |

October 28th, 2019 | SIAM Seminar | Data Processing and Error Analysis | Remote chemical sensing. Data processing and error analysis | Dr. Sergei Shabanov
Professor of Mathematics Affiliate Professor of Physics |

November 4th, 2019 | SIAM Seminar | Approximate Bayesian Computation Methods | Using a continuum model to decipher the mechanics of embryonic tissue spreading from time-lapse image sequences: An approximate Bayesian computation approach |
Dr. Tracy Stepien
Professor UF Math Department |

November 18th, 2014 | SIAM Seminar | Topological Data Analysis | An Introduction to Topological Data Analysis | Dr. Peter Bubenik
Professor UF Math Department |

November 25th, 2019 | SIAM Seminar | Dr Quoc Tran-Dinh
Professor University of North Carolina |
||

December 2nd, 2019 | SIAM Colloquium | Dr Yi Zhang
Professor University of North Carolina Greensville |

## Spring 2019

**Siam Seminar meetings will be held Mondays from 11:45 – 12:35pm in LIT 368.**

Date | Meeting Type | Topic | Title | Speaker |

February 4, 2019 | Seminar | Numerical Optimization | Improved Solutions to the Vertex Separator Problem (VSP) based on the Optimality Conditions | Christie Mauretour
UF Math Grad Student |

February 18, 2019 | Seminar | Numerical Optimization | Error Analysis for ZFP Compression for Floating-point Data | James Diffenderfer
UF Math Grad Student |

March 18th, 2019 | Seminar | Numerical Optimization | Stochastic Approximation and Reinforcement Learning: Hidden Theory and New Super-Fast Algorithms | Adithya Devraj
UF Electrical and Computer Engineering Grad Student |

March 25, 2019 | Seminar | Mathematical Modeling | State Space Collapse in Resource Allocation for Demand Dispatch | Joel Mathias
UF Electrical and Computer Engineering Grad Student |

April 1, 2019 | Seminar | Mathematical Modeling | A Model Predictive Control Algorithm | Dr. Asen Dontchev
University of Michigan |

April 8, 2019 | Seminar | Data Analysis | Flutes vs. Cellos: Analyzing Mobility-Traffic Correlations in Large WLAN Traces | Alipour Babak
UF Computer Science Grad Student |

April 15, 2019 | Seminar | Mathematical Modeling | The Energy Conservation of Inhomogeneous Euler Equations | Dr. Chen Yu
Professor UF Math Department |

April 22, 2019 | Seminar | Data Analysis | Topological Data Analysis of Actin Networks | Parker Edwards
UF Math Grad Student |

## Fall 2018

**Siam Seminar meetings will be held Mondays from 4:05pm – 4:55pm in 368 Little Hall.**

Date | Meeting Type | Topic | Title | Speaker |

Monday, September 17 | Seminar | Numerical Optimization | Convergence of Anderson Accelerated Iterations for Steady Navier-Stokes | Dr. Sarah Pollock
UF Math Department |

Monday, October 1 | Seminar | Numerical Optimization | Recent Advances in Numerical Optimization | James Diffenderfer
UF Math Department |

Monday, October 8 | Seminar | Mathematical Modeling | Modeling Virus Dynamics | Dr. Libin Rong
UF Math Department |

Monday, October 15 | Seminar | Numerical Analysis | Learning Algorithms to Solve Poisson’s Equation with Applications in Nonlinear Filtering and MCMC | Anand Radhakrishnan
UF Computer Science & Engineering Department |

## Spring 2018

- Meetings will be held on Tuesday from 12:50 pm – 1:40 pm in LIT 368.
- Contact James Diffenderfer for more information

Date | Meeting Type | Speaker | Topic | Title |
---|---|---|---|---|

April 17, 2018 | Seminar | Christie Mauretour | Numerical Optimization | Improved Solutions to the Vertex Separator Problem Based on the First Order Optimality Conditions |

Date | Meeting Type | Topic | Title |
---|---|---|---|

March 20, 2018 | ApplyIt: Problem Solving | Data Analysis | Random Forest Classifiers |

February 13, 2018 | ApplyIt: Problem Solving | Machine Learning / Computer Vision | Image Classification: Dog or Cat? |

February 6, 2018 | ApplyIt: Problem Solving | Machine Learning / Computer Vision | Image Classification: Dog or Cat? |

## Fall 2017

- Talks will typically be held on Thursday from 1:55 pm – 2:45 pm in LIT 368.
- Contact James Diffenderfer for more information

Date | Meeting Type | Speaker | Time and Location | Title |
---|---|---|---|---|

November 13, 2017 | SIAM Colloquium | Dr. Matthias Heinkenschloss | 4:05 pm in Little Hall Atrium | A Parallel-in-Time Gradient-Type Method for Optimal Control Problems |

November 13, 2017 | SIAM Seminar | Dr. Matthias Heinkenschloss | 10:40 am in Little 368 | Meet and Greet |

Date | Meeting Type | Topic | Title |
---|---|---|---|

November 2, 2017 | ApplyIt: Problem Solving | Machine Learning / Computer Vision | Digit Recognizer Problem |

October 12, 2017 | ApplyIt: Problem Solving | Machine Learning / Computer Vision | Digit Recognizer Problem |

September 28, 2017 | ApplyIt: Problem Solving | Machine Learning / Data Analysis | Classifying Survivors on the RMS Titanic |

September 21, 2017 | ApplyIt: Problem Solving | Machine Learning / Data Analysis | Classifying Survivors on the RMS Titanic |

September 14, 2017 | ApplyIt: Problem Solving | Machine Learning / Data Analysis | Classifying Survivors on the RMS Titanic |

September 7, 2017 | ApplyIt: Problem Solving | Machine Learning / Data Analysis | Classifying Survivors on the RMS Titanic |

## Spring 2017

- Talks will be held on Thursday from 3:00 pm – 3:50 pm in LIT 368.
- If you are interested in giving a talk please contact James Diffenderfer.

Date | Speaker | Topic | Title |
---|---|---|---|

April 6, 2017 | Dr. Arunava Banerjee | Computational Neuroscience | Computing with spikes |

March 16, 2017 | Dr. Panos Pardalos | Optimization | On the Passage from Local to Global in Optimization: New Challenges in Theory and Practice |

March 2, 2017 | Davoud Ataee Tarzanagh | Data Analysis | Randomized Tensor Decompositions Based on Circulant Algebra |

## Fall 2016

- Talks will be held on Fridays from 1:55 pm – 2:45 pm in LIT 368.
- If you are interested in giving a talk please contact James Diffenderfer.

Date | Speaker | Topic | Title |
---|---|---|---|

November 18, 2016 | Shuhang Chen | Differential Equations | Predict influence with continuous-time information propagation in network |

October 28, 2016 | James Hungerford | Optimization | A Multilevel Vertex Separator Algorithm Based on the Solution of Bilinear Programs |

October 21, 2016 | Mahya Aghaee | Optimal Control | Optimal Control for an SIR Epidemiological Model with Timevarying Populations |

September 23, 2016 | Davoud Ataee Tarzanagh | Machine Learning / Data Analysis | Estimation of Structured Graphical Models through Schatten Norm Minimization |

September 9, 2016 | Dr. William Hager | Numerical Optimization | An Active Set Algorithm for Nonlinear Optimization with Polyhedral Constraints |

## Spring 2016

- Talks will be held every on Thursday from 1:55 pm – 2:40 pm in LIT 368.
- If you are interested in giving a talk in the fall semester, please contact Omar Saucedo.

Date | Speaker | Title |
---|---|---|

April 14, 2016 | Dr. Sean Meyn | Zero marginal cost power grid |

April 7, 2016 | Davoud Ataee Tarzanagh | A linearly convergent gradient method for large scale machine learning |

March 31, 2016 | Dr. Dhanesh Patel | Simulation of gas-liquid flows in jet ejector |

Match 24, 2016 | David Yerger | Exploring the phenotypic search space of grammatical evolution |

February 18, 2016 | Dr. William Hager | Inexact alternating direction method of multipliers for separable convex optimization |

January, 28, 2016 | James Diffenderfer | Construction of a full row-rank matrix system for multiple scanning directions in computed tomography |

## Fall 2015

- Talks will be held every other Tuesday, 4:05pm – 4:55pm, in LIT 368.
- If you are interested in giving a talk in the fall semester, please contact J.J. Zhu.

Date | Speaker | Title |
---|---|---|

Nov. 24, 2015 | Sarah Trainor | Some simple nosocomial disease transmission models |

Oct. 27, 2015 | Jason Linehan | Information and compression distances |

Oct. 13, 2015 | Omar Saucedo | Calculating human to human avian influenza R0 via likelihood and Jacobian Approach |

Sept. 15, 2015 | J.J. Zhu | A decentralized multi-block variable splitting algorithm with application in power-grid load control |

Sept. 1, 2015 | William W. Hager | Convergence rate for a Gauss collocation method applied to unconstrained optimal control |

## Spring 2015

- Talks will be held every other Tuesday, 3:00pm – 4:00pm, in LIT 368.
- Please contact J.J. Zhu if you are interested in giving a talk!

Date | Speaker | Title |
---|---|---|

Apr. 21, 2015 | Jonathan Brooks | Distributed Optimization-Based Load Control in a Power Grid for Primary Frequency Response while Minimizing Consumer Disutility |

Apr. 14, 2015 | Jintai Ding | Authenticated Key Exchange from Ideal Lattices |

Apr. 7, 2015 | Joel Rosenfeld | A local approximation scheme for adaptive dynamic programming |

Feb. 17, 2015 | J.J. Zhu | Optimization technique in dimension reduction |

Feb. 3, 2015 | Omar Saucedo | Brown Shrimp (Farfantepenaeus aztecus) Dynamics in the Gulf of Mexico |

Jan. 20, 2015 | Su Ke | Global convergence of a nonmonotone filter method for equality constrained optimization |

## Autumn 2014

- Talks will be held Tuesday, 3:00pm – 4:00pm, in LIT 368.

Date | Speaker | Title |
---|---|---|

Nov. 18, 2014 | Evan Milliken | A Model of Infectious Salmon Anemia Virus with Viral Diffusion between Wild and Farmed Patches |

Nov. 4, 2014 | Joel Rosenfeld | The Hamilton Jacobi Bellman equation and its use in Optimal Control |

Oct. 21, 2014 | Omar Saucedo | A Two Patch Avian Influenza Model with Migration |

Oct. 14, 2014 | Alexander Gruber | Design and Cryptanalysis of Matsumoto-Imai and its Variants |

Sept. 23, 2014 | J.J. Zhu | Recent development in stochastic optimization algorithms |

Spring 2014

- Meeting days: Thursdays
- Meeting time: 5:00 pm — 6:00 pm
- Room: 368 LIT

Date | Speaker | Title |

02/20/2014 | J.J. Zhu | Projection algorithms for non-convex minimization |

02/27/2014 | Hao Liu | A New Nonlinear Conjugate Gradient Method |

03/13/2014 | Cuong Ngo | Alternating Direction Approximate Newton Method for Partially Parallel Imaging |

03/20/2014 | Conference Discussion | |

04/10/2014 | Prof. Alireza Entezari (CS Dept.) | A Box Spline Framework for Sparse Approximation in Computed Tomography |

04/17/2014 | Prof. Pando Georgiev (ISE) | Adaptive function approximation with applications to multiclass learning problems |

## Fall 2013

- Meeting days: Tuesdays
- Meeting time: 4:05 pm — 5:00 pm
- Room: 368 LIT

Date | Speaker | Title |

09/10/2013 | James Hungerfurd | The Vertex Separator Problem and Continuous Quadratic Programming |

09/24/2013 | Cuong Ngo | Alternating Direction Approximate Newton Method for Partially Parallel Imaging |

10/08/2013 | Maryam Yashtini | Adaptive BOSVS Algorithm for Regularized Convex Optimization Problems with Application to Medical Image Reconstruction |

10/15/2013 | Maryam Yashtini | Adaptive BOSVS Algorithm for Regularized Convex Optimization Problems with Application to Medical Image Reconstruction |

10/29/2013 | JJ Zhu | Frank-Wolfe type algorithm |

11/05/2013 | Omar Saucedo | A Two-patch Avian Influenza Model |

11/19/2013 | Hayriye Gulbudak | Increased Disease Prevalence of Avian Influenza in Poultry Caused by Imperfect Vaccination |

## Spring 2013

- Meeting days: Tuesdays
- Meeting time: 3:00 pm — 4:30 pm
- Room: 368 LIT

### NEWS: SIAM Colloquium on Monday Feb 25th, 14th, 2013

- 1nd SIAM Colloquium: Monday
- Time: 4:05 pm — 4:55 pm
- Room: Atrium (LIT 339)

Date | Speaker | Title |

01/29/2013 | Cuong Ngo | Newton-based Bregman Operator Splitting with for Parallel Image Reconstruction |

02/12/2013 | Hayriye Gulbudak | A Structured Avian Influenza Vaccination Model |

02/25/2013 | Prof. Max Gunzburger | The science of ice sheets: the mathematical modeling and computational simulation of ice flows |

03/19/2013 | Prof. Pando Georgiev | Reproducing Kernel Banach Spaces and applications |

04/02/2013 | Hossein Pourbashash | A Mathematical Model and Analysis for Babesiosis Disease in Bovine and Tick Populations |

04/16/2013 | Xie Xu | Sparse Approximation of Volumetric Data |

## Fall 2012

Date | Speaker | Title |

09/05/2012 | William Hager | Limited Memory Conjugate Gradients |

09/19/2012 | James Hungerford |
Edge Directions of Polyhedra and Their Role in Optimization |

10/03/2012 | Delphine Mico | A measure of the extent of the Violation of the KKT conditions using an Active set Method |

10/31/2012 | Omar Saucedo | An Avian Influenza Model |

11/14/2012 | Hayriye Gulbudak | Modeling Culling in Avian Influenza |

12/5/2012 | Dr. Scott A. McKinley | Sensing and Decision-Making in Random Search |

## Spring 2012

Date | Speaker | Title |

01/31/2012 | Cuong Ngo | Minimizing a quadratic over a sphere |

02/07/2012 | Hongyan Hou | Convergence Analysis for Pseudospectral Methods in Optimal Control |

02/14/2012 | Cameron Browne | Modeling Within-Host Virus Dynamics: The standard model, applications, and extensions. |

02/21/2012 | Maryam Yashtini | A fast algorithm for sparse reconstruction based on shrinkage, subspace optimization and continuation |

02/28/2012 | Roberta De Asmundis | On spectral properties of steepest descent methods |

03/20/2012 | Delphine Mico | Estimating the Violation of the KKT Conditions |

03/27/2012 | Professor Guanghui Lan | Stochastic First- and Zero-order Methods for Nonconvex Stochastic Programming |

04/03/2012 | James Hungerford | Edge Directions in Polyhedral Optimization Part 1 |

04/10/2012 | James Hungerford | Edge Directions in Polyhedral Optimization Part 2 |

04/17/2012 | Maryam Yashtini | Bregman Operator Splitting With Variable Stepsize For Total Variation Image Reconstruction |

## Fall 2011

Date | Speaker | Title |

09/7/2011 | James Hungerford | A Continuous Multilevel Solver for the Vertex Separator Problem |

09/21/2011 | Maryam Yasthini | The Bregman Operator Splitting With Barzilia/Borwein Step Size for Image Reconstruction |

10/5/2011 | James Hungerford | Local Optimality Conditions for Weakly Concave Quadratic Programs |

10/26/2011 | Delphine Mico | Estimating the Violation of the KKT Conditions |

## Spring 2011

Date | Speaker | Title |

01/26/2011 | James Hungerford | Solving a Projection Problem Using Lagrangian Duality |

02/09/2011 | Maryam Yashtini | A Unified Primal-Dual Algorithm Framework Based on Bregman Iteration |

02/21/2011 | Prof. Gilbert Strang | Fast Transforms: Banded Matrices With Banded Inverses |

02/28/2011 | Prof. Asen Dontchev | Constrained Spline Interpolation |

03/16/2011 | Prof. Pando Georgiev | Continuous selections, quasi-variational inequalities and generalized Nash equilibrium problems for lower semi-continuous strategy maps |

03/30/2011 | Olivia Prosper | Assessing the Role of Spatial Heterogeneity and Human Movement in Malaria Dynamics and Malaria Control |