Group Meetings

If you would like to get notifications about the group meetings and other matters, please email Marek.Petrik@unh.edu to be added to the mailing list.

Fall 2022

When: Thursdays 1pm - 2pm

Where: Zoom: https://unh.zoom.us/j/5833938643

Date Topic Presenter
Sep 15 Organizational meeting Marek

Summer 2022

When: Thursday 12:00pm - 1:00pm

Where: Kingsbury N233

Reading convex optimization by Boyd.

Spring 2022

When: Thursday 10:00am - 11:00am

Where: Kingsbury N233

Date Topic Presenter
Feb 10 General discussion General meeting
Feb 17 Practice talk Monkie
Feb 24 On the convergence of policy iteration Harrison
Mar 03 Poisoning policy evaluation Elita
Mar 10 RASR Monkie
Mar 17 Spring break
Mar 24 Variational Bayesian RL Bahram
Mar 31 Entropic MDPs Marek
Apr 07 Near Optimal Bayesian Ambiguity Marek and Elita
Apr 14 Yash Chandak
Apr 21 Bahram
Apr 28 Saba
May 05 Xihong

Fall 2021

When: Wednesday 2:00 - 3:00

Where: Kingsbury N233, and Zoom

Date Topic Presenter
Sep 15 Proposal practice talk Bahram
Sep 22 SQIL Soheil
Sep 29 Stochastic programs with entropic risk Monkie
Oct 06 Generalized IRL for linear MDPs Saba
Oct 13 Canceled
Oct 20 Linearly solvable MDPs Marek
Oct 27 Optimal Off-Policy Evaluation from Multiple Logging Policies Elita
Nov 03 Gravitational Pull of Softmax Gerry
Nov 10 Optimality of Policy Gradient Soheil
Nov 17 Multimodel MDP Xihong
Nov 24 Thanksgiving
Dec 01 Accelerated VI Harrison
Dec 08 Neurips

Spring 2021

When: Thursday 9:30 - 10:30

Where: Zoom

Date Topic Presenter
1/28 Algorithmic imitation learning Soheil
2/04 Open problem: Convex formulation RMDP Marek
2/11 BROIL Gerry
2/18 Policy poisoning in batch RL Elita
2/25 Distributionally Robust MDPs Monkie
3/04 Offline RL Bahram
3/11 Epistemic Risk-Sensitive RL Reazul
3/18 Break
3/25 Break
4/01 Reward machines Colin
4/08 Break
4/15 Resource-constrained DRL Elita
4/22 Statistical limits of offline RL Saba
4/29 Break
5/06 IRL via Classificiation Gerry

Other papers:

Progress update meetings:

When: Tuesday 9:30 - 11:30

  1. Short update: Anyone present: 5 minutes
  2. Long update: up to 20 minutes including discussion:

Long updates: even weeks: Elita, Monkie, Reazul, odd weeks: Bahram, Soheil, Devin

Fall 2020

When: Tuesday 12pm

Where: Zoom

Date Topic Presenter
09/22 Accelerated Value Iteration Marek
09/29 Bias and Variance Approximation in Value Function Estimates Monkie
10/06 Soheil
10/13 Colin
10/20 State aggregation learning Sepideh
10/27 Proposal? Devin
11/03 Proposal practice Reazul
11/10 Application! Marek
11/17 Proposal practice Chris
11/24 Proposal practice Bahram

Summer 2020

When: Wednesday 9am - 10am

Where: Zoom (mailing list for link)

Date Topic Presenter
5/27 Inverse RL and Robustness Soheil
6/03 Optimizer’s Curse Lynette
6/10 Risk and Robustness CVaR Monkie
6/17 Deep RL and Energy Saba
6/24 Polyanimals project Chris
7/01 Interpretable off-policy eval Elita
7/08 Lasso Devin
7/15 Safe Policy Improvement Bahram
7/22 Inverse RL Mostafa
7/29 Review Marek

Spring 2020

When: Wednesday 3:30pm - 4:30pm

Where: Kingsbury N242

Ski-trip: Sat Feb 15th, 2020

Date Topic Presenter
Jan 29 Intrinsically Efficient … Off-Policy Evaluation Bahram
Feb 05 Percentile Optimization for MDPs Monkie
Feb 12 Proposal: Robust POMDPs Devin
Feb 19 Robust IRL Soheil
Feb 26 Proposal: Spruce Budworm Jason
Mar 04 Policy Gradient for Coherent Risk Measures Talha
Mar 11 Poly-animals Chris
Mar 18 Spring break

Coronavirus …..

Fall 2019

When: Thursday 11:00am - 12:30pm, some days 10:30 - 12:00

Where: Kingsbury N233

Date Topic Presenter
Sep 19 Fingerprint policy optimization Bahram
Sep 26 Action Robust Reinforcement Learning Shayan
Oct 03 Robust Risk-Averse Sequential Decision Making Jason
Oct 10 Optimizing Norm-bounded Weighted Ambiguity Sets for Robust MDPs Reazul
Oct 17 POMDPs easy to approximate Monkie
Oct 24 MaxEnt IRL Soheil
Oct 31 Point-based value iteration: An anytime algorithm for POMDPs Xihong
Nov 07 Likelihood analysis of species occurrence probability from presence-only data for modelling species distributions Chris
Nov 14 Concentration Inequalities for CVaR Talha
Nov 21 Rasel
Nov 28 Thanksgiving
Dec 05 Marek

Summer 2019

When: Wednesday 12:30pm - 1:30pm

Where: Kingsbury N233

Also: Pizza

Date Topic Presenter
May 29 Near-OptimalBayesianAmbiguity Sets Marek
Jun 05 Uncertainty Analysis of Species Distribution Models Saba
Jun 12 Robust and risk averse MDPs Jason
Jun 19 Deep Reinforcement Learning … Xihong
Jun 26 Bahram
Jul 03 Monkey & Talha
Jul 17 Reazul
Jul 24 Chris or Soheil
Jul 31 Jordan

Spring 2019

When: Monday 3:30pm - 4:30pm

Where: Kingsbury N242

Date Topic Presenter
Jan 28 Introduction Marek
Feb 04 Optimism in the Face of Value Functions Reazul and Tianyi
Feb 11 Adversarial Attacks on Neural Policies Shayan
Feb 18 Performance Loss Bounds for Approximate Value Iteration with State Aggregation Soheil
Feb 25 Near-OptimalBayesianAmbiguity Sets Bahram
Mar 04 R-rectangular Saba
Mar 11 Spring Break
Mar 18 Greenhouse and other stuff Sangeeta or Chris
Mar 25 Robustness to confounding factors Monkie
Apr 01 Bear world Chris
Apr 08 MMS Samantha
Apr 15 Canceled
Apr 22 Original results Reazul
Apr 29 Distributional heuristic functions Tianyi
May 06 SBEED Marek

Fall 2018

When: Monday 2:00pm - 3:00pm

Where: Kingsbury N233

Date Day Topic Presenter
Sep 10 Mon Summer Review
Sep 17 Mon Planning in the Presence of Cost Functions Controlled by an Adversary Jason
Sep 24 Mon Bayesian Distributional Robustness Marek
Oct 01 Mon A data-driven, machine learning framework for optimal pest management in cotton Chris
Oct 09 Tue Policy Conditioned Uncertainty Sets for Robust MDPs Bahram
Oct 15 Mon Canceled
Oct 22 Mon (More) Efficient Reinforcement Learning via Posterior Sampling Tianyi
Oct 29 Mon Reinforcement learning with basis construction … Soheil
Nov 05 Mon Finding Magnetopause Samantha
Nov 12 Mon Veteran’s day
Nov 19 Mon Bayesian robust RL Reazul
Nov 26 Mon Optimization for Greenhouses Chris
Dec 03 Mon Canceled
Dec 10 Mon NIPS report Marek and Reazul

Summer 2018

When: Wednesday 12:00pm - 1:00pm

Where: Kingsbury N233

Also: Pizza

Date Speaker Topic
May 16 Marek (Andreas) Computing Robust Strategies for Managing Invasive Plants
May 23 Marek Fast Robust Bellman Updates
May 30 Coral (Rachel) Autonomous Vehicle Navigation in Rural Environments without Detailed Prior Maps
June 6 Bahram (Jordan) Low-Rank Value Function Approximation for Co-optimization of Battery Storage
June 13 Jason (Shayan) Minimax Regret Bounds for Reinforcement Learning
June 20 Monkie MDPs for Playing Blackjack
June 27 Shayan MaxLike for Species Distribution Models
July 4 No meeting

Spring 2018

When: Wednesday 4:00pm - 5:00pm

Where: Kingsbury N233

Also: Refreshments

Date Speaker Topic
Feb 21 Bahram Sparsity and LASSO
Feb 28 Reazul Robust Adversarial Reinforcement Learning
Mar 21 Jordan Robust and Efficient Transfer Learning with Hidden Parameter Markov Decision Processes
Mar 28 Coral Adaptive Neural Network Control of AUVs With Control Input Nonlinearities Using Reinforcement Learning
Apr 4 Shayan Safe Policy Improvement by Minimizing Robust Baseline Regret
Apr 11 Marek Risk-aversion tutorial
Apr 18 Rachel PAC Optimal MDP Planning with Application to Invasive Species Management
Apr 25 Jason Safe Policy Improvement with Baseline Bootstrapping
May 2 Bahram Markov decision processes
May 9 Marek How to be a graduate student

Winter 2018

Joint meetings with Wheeler’s group.

When: Wednesday 12:00pm - 1:00pm

Where: Kingsbury N233

Also: Pizza

Date Paper
Jan 3 DESPOT
Jan 10 Robust MDPs
Jan 17 TDTS

Fall 2017

When: Friday 10:00am - 11:00am

Where: Kingsbury N233

Date Speaker Topic
Sep 01 Marek Fast s-rectangular robustness
Sep 08 Bahram Linear feature encoding
Sep 15 Bence Meeting canceled, Bence at robotics seminar: 12:10-1pm in Kingsbury N101
Sep 22 Jordan Meta-modeling and spatial analysis
Sep 29 (Hala)
Oct 06 Reazul Bayesian robust ambiguity sets
Oct 13 Andreas Maximum entropy for species distributions
Oct 20 Marek Minimizing Regret in MDPs
Oct 27 Bence + Jordan Active learning and MaxEnt
Nov 03 Talha Practical Precautionary Resource Management Using Robust Optimization
Nov 10 Veteran’s day
Nov 17 Nobody
Nov 24 Thanksgiving
Dec 01 Jordan
Dec 08 Bence LinUCB