* presenting author(s)
Superior and Light Pareto Robust Optimization
CORS Annual Meeting, June 2024, London, ON
Fahimeh Rahimi, Danielle Ripsman*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Finalist, CORS Student Paper Competition - Open Category
Finalist, CORS Health Care Operational Research SIG Student Paper Competition
Robust CVaR Chance Constraints in Radiotherapy Treatment Planning for Prostate Cancer
CORS Annual Meeting, June 2024, London, ON
Stoyan Hristov, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh
Constraint Inference for Radiotherapy using Robust-Inverse Optimization
CORS Annual Meeting, June 2024, London, ON
Bradley Hallett, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh
A Time-discretized Mathematical Model and Heuristic for Breast Cancer Radiotherapy
INFORMS Annual Meeting, October 2023, Phoenix, AZ
Scholar Sun*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
Second Place, INFORMS Undergraduate Operations Research Prize
Inverse Learning of Radiotherapy Treatment Planning Criteria
INFORMS Annual Meeting, October 2023, Phoenix, AZ
Bradley Hallett*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
A Geometric Approach to Beam Angle Optimization in Radiation Therapy
INFORMS Annual Meeting, October 2023, Phoenix, AZ
Danielle Ripsman*, Sibel Alumur Alev, Houra Mahmoudzadeh
Understanding the Logic of Hospital Discharge Decisions Using Inverse Optimization
INFORMS Healthcare Conference, July 2023, Toronto, ON
Sara Ebrahimkhani*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Inverse Learning of Acceptability Criteria in Radiotherapy
INFORMS Healthcare Conference, July 2023, Toronto, ON
Bradley Hallett*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
Evaluating Sampling Approaches in Radiation Therapy Treatment Planning
INFORMS Healthcare Conference, July 2023, Toronto, ON
William Kwong*, Danielle Ripsman, Houra Mahmoudzadeh
Geometric Beam Angle Optimization for Radiation Therapy Treatment Planning
INFORMS Healthcare Conference, July 2023, Toronto, ON
Danielle Ripsman*, Sibel Alumur Alev, Houra Mahmoudzadeh
Inverse Optimization for Inferring Clinical Criteria in Radiation Therapy Treatment Planning
INFORMS Healthcare Conference, July 2023, Toronto, ON
Bradley Hallett*, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh
Light Pareto Robust Optimization for Radiation Therapy Treatment Planning
INFORMS Healthcare Conference, July 2023, Toronto, ON
Fahimeh Rahimi*, Danielle Ripsman, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
A Time-Discretized Mathematical Model and Heuristic for Breast Cancer Radiotherapy
CORS / Optimization Days Conference, May 2023, Montreal, QC
Scholar Sun*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
First Place, CORS Student Paper Competition - Undergraduate Category
Inverse Optimization for Inferring Clinical Criteria for Radiation Plans for Prostate Cancer Patients
CORS / Optimization Days Conference, May 2023, Montreal, QC
Bradley Hallett*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
Superior and Light Pareto Robust Optimization in Radiation Therapy
CORS / Optimization Days Conference, May 2023, Montreal, QC
Fahimeh Rahimi*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
A Geometric Approach to Beam Angle Optimization in Radiation Therapy Treatment Planning
CORS / Optimization Days Conference, May 2023, Montreal, QC
Danielle Ripsman*, Sibel Alumur Alev, Houra Mahmoudzadeh
A Tractable Approach to Inverse Optimization under the Euclidean Norm
CORS / Optimization Days Conference, May 2023, Montreal, QC
Sara Ebrahimkhani*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
A Geometric Approach to Beam Angle Selection in Radiation Therapy Treatment Planning
INFORMS Annual Meeting, October 2022, Indianapolis, IN
Danielle Ripsman*, Sibel Alumur Alev, Houra Mahmoudzadeh
Learning from Good and Bad Decisions Using Inverse Optimization
INFORMS Annual Meeting, October 2022, Indianapolis, IN
Danielle Ripsman*, Houra Mahmoudzadeh
Structural Solution Approaches to Robust Optimization with Polyhedral Uncertainty
CORS/INFORMS International Conference, June 2022, Vancouver, BC
Danielle Ripsman*, Houra Mahmoudzadeh
Learning from Good and Bad Decisions Using Inverse Optimization
CORS/INFORMS International Conference, June 2022, Vancouver, BC
Houra Mahmoudzadeh, Kimia Ghobadi
Robust Approaches to Radiation Therapy Treatment Planning
CORS/INFORMS International Conference, June 2022, Vancouver, BC
Danielle Ripsman*, Houra Mahmoudzadeh
Performance Analysis of Probabilistic and Robust Optimization: A Special Case of Left-hand Side Breast Cancer
CORS/INFORMS International Conference, June 2022, Vancouver, BC
Amirhossein Vaeztehrani*, Houra Mahmoudzadeh
Optimization of Sliding Windows IMRT Treatment Planning
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Rafiq Habib*, Jessie Yeung*, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh
Finalist, INFORMS Undergraduate Research Prize
A Vehicle Routing Problem for Livestock Feed Distribution
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Theodore Morissette*, Andrew Veldhuis*, Razi Sayed*, Eric Entz*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Finalist, INFORMS Undergraduate Research Prize
Inverse Optimization For Standardizing Cancer Care Guidelines
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Kimia Ghobadi*, Houra Mahmoudzadeh
A Geometric Approach To Beam Angle Selection In Radiation Therapy Treatment Planning
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Danielle Ripsman*, Sibel Alumur Alev, Houra Mahmoudzadeh
Radiotherapy Patient Scheduling During Pandemics
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Shamim Raeisi*, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh
A Network-based Column Generation Approach For Volumetric-modulated Arc Therapy
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Amirhossein Vaeztehrani*, Houra Mahmoudzadeh
Closed-form Constraint Generation For Classes Of Robust Polyhedral Uncertainty
INFORMS Annual Meeting, October 2021, Anaheim, CA (Hybrid)
Danielle Ripsman*, Houra Mahmoudzadeh
Data-driven Inverse Optimization for Standardizing Cancer Care Guidelines
INFORMS MSOM Conference, July 2021, (virtual)
Kimia Ghobadi*, Houra Mahmoudzadeh
Data-driven Inverse Optimization for Standardizing Cancer Care Guidelines
INFORMS Healthcare Conference, July 2021, (virtual)
Houra Mahmoudzadeh*, Kimia Ghobadi
An optimization model for sliding windows IMRT treatment planning
CORS Annual Meeting, May 2021, (virtual)
Rafiq Habib*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh
A vehicle routing problem for livestock feed distribution
CORS Annual Meeting, May 2021, (virtual)
Theodore Morissette*, Eric Entz*, Andrew Veldhuis*, Razi Sayed*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
First Place, CORS Student Paper Competition - Undergraduate Category
Inverse optimization for promotion pricing
CORS Annual Meeting, May 2021, (virtual)
Saeide Bigdellou*, Houra Mahmoudzadeh, Shirin Aslani, Mohammad Modarres
Generating the Pareto robust frontier in robust radiotherapy optimization problems
CORS Annual Meeting, May 2021, (virtual)
Fahimeh Rahimi*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
A two-stage column-and-constraint generation approach for direct aperture optimization in intensity-modulated radiation therapy
CORS Annual Meeting, May 2021, (virtual)
Amirhossein Vaeztehrani*, Houra Mahmoudzadeh
Closed-form constraint generation for robust radiation therapy treatment planning
CORS Annual Meeting, May 2021, (virtual)
Danielle Ripsman*, Houra Mahmoudzadeh
Radiotherapy patient scheduling during pandemics
CORS Annual Meeting, May 2021, (virtual)
Shamim Raeisi*, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh, Hossein Abouee Mehrizi
Optimizing the operations of cancer centers during the COVID-19 pandemic
CORS Annual Meeting, May 2021, (virtual)
Arian Aminoleslami*, Ernest Osei, Johnson Darko, Houra Mahmoudzadeh, Hossein Abouee Mehrizi
Data-driven Inverse Optimization for Constraint Inference
CORS Annual Meeting, May 2021, (virtual)
Houra Mahmoudzadeh*, Kimia Ghobadi
An Analysis of Advance Scheduling Problem in Health Care Systems with Uncertainty
CORS Annual Meeting, May 2021, (virtual)
Nafise Niazi Shahraki*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Inferring Linear Feasible Regions using Inverse Optimization
INFORMS Annual Meeting, November 2020, (virtual)
Houra Mahmoudzadeh*, Kimia Ghobadi
An Adversarial-based Solution to a Robust Multi-priority Advance Patient Scheduling Problem with Demand Uncertainty
INFORMS Annual Meeting, November 2020, (virtual)
Nafise Niazi Shahraki*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Finding The Pareto Robust Frontier Of Robust Optimal Solutions
INFORMS Annual Meeting, November 2020, (virtual)
Fahimeh Rahimi*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
Optimizing the Operations of Cancer Centers During the COVID-19 Pandemic
INFORMS Annual Meeting, November 2020, (virtual)
Arian Aminoleslami*, Hossein Abouee Mehrizi, Houra Mahmoudzadeh
A Network-based Column Generation Approach For Direct Aperture Optimization In Radiation Therapy
INFORMS Annual Meeting, November 2020, (virtual)
Amirhossein Vaeztehrani*, Houra Mahmoudzadeh
Implementing Constraint Generation Methods for Solving Large-scale IMRT Treatment Optimization Problems
CORS 2020 (competition only), June 2020
Lucy Fountain*, Houra Mahmoudzadeh
Runner-up, CORS Student Paper Competition - Undergraduate Category
Multi-point Inverse Optimization of Constraint Parameters
INFORMS Annual Meeting, October 2019, Seattle, WA
Kimia Ghobadi*, Houra Mahmoudzadeh
Optimal Re-allocation of Pay and Display Machines for Toronto Parking Authority
INFORMS Annual Meeting, October 2019, Seattle, WA
Milan Preet Kaur*, Mandeep Hanspal, Jui Dhaval Champaneri, Sathana Srikanthan and Houra Mahmoudzadeh
Winner, INFORMS Undergraduate OR Prize (See article on Waterloo Engineering News)
Multi-point Inverse Optimization of Constraint Parameters
INFORMS Healthcare, July 2019, Cambridge, MA
Houra Mahmoudzadeh*, Kimia Ghobadi
Robust Direct Aperture Optimization for Radiation Therapy Treatment Planning
INFORMS Healthcare, July 2019, Cambridge, MA
Danielle Ripsman*, Thomas Purdie, Timothy Chan, and Houra Mahmoudzadeh
A Robust Optimization Approach for Partially-Ineffective Uncertainty Sets with Application to Power Dispatch
CORS Annual Meeting, May 2019, Saskatoon, ON
Milad Dehghani Filabadi*, Sahar Pirooz Azad, and Houra Mahmoudzadeh
Finalist (top 3) of the CORS Student Paper Competition - Open Category
Optimal Re-allocation of Pay and Display Machines for Toronto Parking Authority
CORS Annual Meeting, May 2019, Saskatoon, ON
Milan Preet Kaur*, Mandeep Hanspal, Jui Dhaval Champaneri*, Sathana Srikanthan and Houra Mahmoudzadeh
First Place, CORS Student Paper Competition - Undergraduate Category
Robust Direct Aperture Optimization for Radiation Therapy Treatment Planning
Canadian Healthcare Optimization Workshop (CHOW) and CORS Annual Meeting, May 2019, Saskatoon, ON
D. Ripsman*, T. Purdie, T. Chan, H.Mahmoudzadeh
First Place, CORS Healthcare Operational Research SIG Oral Presentation Competition
IMRT with the sliding window technique: An optimization model and demonstration
IISE Annual Conference and Expo, May 2019, Orlando, FL
Jessie Yeung*, Johnson Darko, Ernest Osei, Houra Mahmoudzadeh.
Finalist, Representing IISE Canada in the International IISE Undergraduate Student Technical Paper Competition
IMRT with the sliding window technique: An optimization model and demonstration
IISE Student Conference, 2019, Montreal, QC
J. Yeung*, J. Darko, E. Osei, H. Mahmoudzadeh.
First Place, Canadian IISE Undergraduate Student Technical Paper Competition
Robust direct aperture optimization for radiation therapy treatment planning
CORS Annual Meeting 2018, Halifax, NS
D. A. Ripsman*, H. Mahmoudzadeh, T. C. Y. Chan, T. G. Purdie.
IMRT with the sliding window technique: An optimization model and demonstration
CORS Annual Meeting 2018, Halifax, NS
J. Yeung*, J. Darko, E. Osei, H. Mahmoudzadeh.
Finalist of the CORS Student Paper Competition - Undergraduate Category
Optimal power flow in HVDC interconnected systems considering wind uncertainty
CORS Annual Meeting 2018, Halifax, NS
M. Dehghani Filabadi, S. Pirooz Azad, H. Mahmoudzadeh*.
Robust inverse optimization
INFORMS Annual Meeting 2017, Houston, TX
T. Lee*, H. Mahmoudzadeh, D. Terekhov, K. Ghobadi.
Robust multi-class multi-period scheduling of MRI services with wait targets
CORS/IFORS 2017, Quebec City, QC
A. Mirahmadi Shalamzari*, H. Mahmoudzadeh, H. Abouee Mehrizi.
Robust inverse optimization
CORS/IFORS 2017, Quebec City, QC
D. Terekhov*, K. Ghobadi, T. Lee, H. Mahmoudzadeh.
Robust mixed-integer optimization for radiation therapy treatment planning with delivery constraints
Optimization Days 2017, Montreal, QC
D. A. Ripsman*, H. Mahmoudzadeh, T. C. Y. Chan, T. G. Purdie.
Robust multi-class multi-period scheduling of MRI services with wait targets
Optimization Days 2017, Montreal, QC
A. Mirahmadi Shalamzari*, H. Mahmoudzadeh, H. Abouee Mehrizi.
Robust inverse optimization
INFORMS Annual Meeting 2016, Nashville, TN
K. Ghobadi*, T. Lee, H. Mahmoudzadeh, D. Terekhov.
Robust inverse optimization
CORS Annual Meeting 2016, Banff, AB
T. Lee*, K. Ghobadi, D. Terekhov, H. Mahmoudzadeh.
Robust optimization methods for breast cancer radiation therapy
INFORMS Annual Meeting 2015, Philadelphia, PA
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
Robust-CVaR optimization for breast cancer radiation therapy
Robust and Probabilistic Radiation Therapy Workshop, Massachusetts General Hospital, Boston, MA
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
Robust optimization methods for breast cancer radiation therapy
CORS/INFORMS International Joint Conference 2015, Montréal, QC
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
Cardiac sparing in left-sided breast IMRT using robust optimization
World Congress on Medical Physics and Biomedical Engineering 2015, Toronto, ON
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
Pareto robust optimality in breast cancer radiation therapy treatment
INFORMS Annual Meeting 2014, San Francisco, CA
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A constraint generation solution approach to robust optimization models in radiation therapy treatment planning
ESIXXXI: OR Applied to Health in a Modern World 2014, Forte di Bard, Italy
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A constraint generation solution method for robust breast cancer IMRT treatment planning
INFORMS Annual Meeting 2013, Minneapolis, MN
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust direct aperture optimization approach for left-sided breast IMRT
AAPM Annual Meeting 2013, Indianapolis, IN
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR model and constraint generation solution method for breast cancer radiation therapy
INFORMS Healthcare 2013, Chicago, IL
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR optimization approach to left-sided breast IMRT
Radiation Physics Seminar, Princess Margaret Cancer Centre, 2012, Toronto, ON
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR approach to left-sided breast cancer radiation therapy
INFORMS Annual Meeting 2012, Phoenix, AZ
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR approach to left-sided breast IMRT
AAPM Annual Meeting 2012, Charlotte, NC
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR approach to left-sided breast cancer radiation therapy
CORS Annual Conference 2012, Niagara Falls, ON
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.
A robust-CVaR optimization approach to left-sided breast IMRT
Ontario Consortium for Adaptive Interventions in Radiation Oncology (OCAIRO) Lecture Series, Princess Margaret Cancer Centre, 2012, Toronto, ON
H. Mahmoudzadeh*, T. C. Y. Chan, T. G. Purdie.