Apr 25: Felice presenting her poster on stochastic constraints at the 2025 NC State Grad Symposium
Group News
There are 70 posts filed in Group News (this is page 1 of 4).
Apr 25: Jeon among the recipients of 2025 ISE Shook Mentor Award. Congrats Yongseok!
Mar 25: Ha receives the prestigious IISE Pritsker Doctoral Dissertation Award, 2nd Place for his dissertation “Accelerating Stochastic Derivative Free Optimization“! Congratulations Yunsoo!
Jan 25: Shashaani is selected as the recipient of the MGB-SIAM Early Career Fellowship.
Dec 24: Shashaani receives a certificate as the 2024 CMMI Game Changer Academies Panel Fellow from the National Science Foundation.
Dec 24: Shashaani will be an Associate Editor of the Journal of Simulation in 2025. The Journal of Simulation is the leading journal in the field of simulation, publishing articles from researchers and practitioners on the techniques, tools, methods, and technologies of simulation, as well as on novel simulation applications.
Dec 24: Shashaani group’s 2024 WSC presence:
- Sunday Dec 15:
- SimOpt workshop (Shashaani, Felice, Jeon, Eun)
- Monday Dec 16:
- Binary simulation optimization with rapid screening and partitioning
- Introductory tutorial on simulation optimization methodology
- Tuesday Dec 17:
- Calibrating digital twins with root finding (Jeon)
- Distributionally robust optimization in queuing systems with Kingman distance (Eun)
- Wednesday Dec 18:
- Repeated simulation optimization with data farming (Felice)
Dec 24: Shashaani selected for the 2024-25 Goodnight Early Career Innovators Award at NC State.
Nov 24: Eun selected as one of the winners of the 2024 Winter Simulation Conference Diversity Award! Congrats HK!
Oct 24: Paper “Complexity of Zeroth- and First-Order Stochastic Trust-Region Algorithms” received minor revisions from SIAM Journal of Optimization.
Oct 24: The group has five talks at the #INFORMS2024 in Seattle. Stop by if you are at the conference:
- SC31 (Methods for Large-Scale Nonlinear and Stochastic Optimization I), Summit – 442: High Efficiency in Stochastic Trust Regions
- ME44 (Derivative-free Simulation Optimization), Summit – 436: Efficiency Analysis of Simulation Optimization with Dynamic Stratification
- ME44 (Derivative-free Simulation Optimization), Summit – 436: Calibrating Digital Twin via Bayesian Optimization: A root-finding strategy
- ME44 (Derivative-free Simulation Optimization), Summit – 436: Comparative Analysis of Distance Metrics in Distributionally Robust Optimization for Queuing Systems: Wasserstein vs. Kingman
- TE01 (Explainable AI for prognostics), Summit – 320: Strata design for variance reduction in stochastic simulation
Oct 24: Two papers accepted for publication:
- “Strata Design for Variance Reduction in Stochastic Simulation” by Park, Ko, Shashaani, and Byon was accepted in INFORMS Technometrics. (available online)
- “Uncertainty Quantification using Simulation Output: Batching as an Inferential Device” by Jeon, Chu, Pasupathy and Shashaani was accepted in Journal of Simulation.
Sep 24: Paper by Ha, Shashaani, and Menickelly, “Two-stage Sampling and Variance Modeling for Variational Quantum Algorithms“, accepted for publication in INFORMS Journal on Computing.
Aug 24: Shashaani’s “Simulation Optimization: Introductory Tutorial on Methodology” to appear on 2024 Proceedings of Winter Simulation Conference. The work differs from many other simulation optimization tutorials in its focus.
Jun 2024: Four papers, on nested partitioning, digital twins, data farming for optimization, and new metrics for distributionally robust optimization, were accepted for publication in 2024 Proceedings of Winter Simulation Conference.
May 24: Paper “Risk Score Models for Urinary Tract Infection Hospitalization” with Shashaani and Vahdat as co-authors is accepted for publication in PLOS ONE.
May 24: Shashaani is awarded a grant for a three-year project on “Fast and Scalable Stochastic Derivative-free Optimization” from Office of Naval Research. Shashaani will lead this effort seeking to excel stochastic optimization in theory and practice for black-box noisy problems of large scales.
Apr 24: Jain unconditionally passes his Final defense! He developed fast sampling techniques to handle big data when calibrating computer models and used his methods to help with wind power generation. Congrats Pranav!!
Apr 24: The group had a good night at the 2024 ISE CA Anderson Awards.
Ha received the ISE Distinguished Dissertation Award, which recognizes recent PhD graduates who have written original, innovative dissertations that reflect outstanding technical contributions and are likely to have significant scientific and societal impact! He will be the department’s nominee for the IISE Pritsker Dissertation Award and/or INFORMS Dantzig Dissertation Award. (Jeon-Ha’s friend, teammate and basketball buddy) received the award on Ha’s behalf as he was traveling. Congratulations Yunsoo!!
Shashaani received the ISE Faculty Scholar Award, which recognizes current ISE (tenure track) assistant and associate professors for excellence in research, teaching, and service over the past three calendar years and the potential for becoming a University Faculty Scholar.
Apr 24: Houser presents his research on robust and fast feature selection with screening and partitioning methods at the 2024 NC State Graduate Student Research Symposium. His poster will be added to the groups website!
