Namkoong, Hongseok
- Model soups: averaging weights of multiple fine-tuned models improves accuracy without increasing inference time
2022/03/10 by Mitchell Wortsman, Wortsman, Mitchell, Gabriel Ilharco +19 · 3 voices · 176 citations
Computer Science · #Advanced Neural Network Applications #Domain Adaptation and Few-Shot Learning #Machine Learning and Data Classification #cs.CL #cs.CV #cs.LG
- Certifying Some Distributional Robustness with Principled Adversarial\n Training
2017/10/29 by Aman Sinha, Sinha, Aman, Hongseok Namkoong +5 · 84 citations
Computer Science · #Adversarial Robustness in Machine Learning
- Robust fine-tuning of zero-shot models
2021/09/04 by Mitchell Wortsman, Wortsman, Mitchell, Gabriel Ilharco +19 · 68 citations
Computer Science · Medicine · #Domain Adaptation and Few-Shot Learning #COVID-19 diagnosis using AI #Advanced Neural Network Applications
- Generalizing to Unseen Domains via Adversarial Data Augmentation
2018/05/30 by Riccardo Volpi, Volpi, Riccardo, Hongseok Namkoong +9 · 32 citations
Computer Science · Medicine · #Adversarial Robustness in Machine Learning #COVID-19 diagnosis using AI #Computer Vision and Pattern Recognition (cs.CV) #Domain Adaptation and Few-Shot Learning #FOS: Computer and information sciences
- Learning Models with Uniform Performance via Distributionally Robust\n Optimization
2018/10/19 by John C. Duchi, Duchi, John, Hongseok Namkoong +1 · 28 citations
Computer Science · Mathematics · Social Sciences · #Bayesian Modeling and Causal Inference #FOS: Computer and information sciences #Insurance, Mortality, Demography, Risk Management #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Statistical Methods and Inference
- Fairness Without Demographics in Repeated Loss Minimization
2018/06/20 by Tatsunori Hashimoto, Hashimoto, Tatsunori B., Megha Srivastava +5 · 27 citations
Social Sciences · Health Professions · Mathematics · #Retirement, Disability, and Employment #Global Health Care Issues #Advanced Causal Inference Techniques
- Statistics of Robust Optimization: A Generalized Empirical Likelihood Approach
2016/10/11 by Duchi, John, Glynn, Peter, Namkoong, Hongseok · 11 citations
#FOS: Computer and information sciences #Machine Learning (stat.ML)
- Variance-based regularization with convex objectives
2016/10/08 by John C. Duchi, Duchi, John, Hongseok Namkoong +1 · 9 citations
Decision Sciences · Mathematics · #Risk and Portfolio Optimization #Statistical Methods and Inference #Advanced Bandit Algorithms Research
- LLM Generated Persona is a Promise with a Catch
2025/03/18 by Li, Ang, Chen, Haozhe, Namkoong, Hongseok +1 · 29 citations
#Artificial Intelligence (cs.AI) #Computation and Language (cs.CL) #Computers and Society (cs.CY) #FOS: Computer and information sciences #Social and Information Networks (cs.SI)
- Bounds on the conditional and average treatment effect with unobserved confounding factors
2018/08/28 by Yadlowsky, Steve, Namkoong, Hongseok, Basu, Sanjay +2 · 6 citations
#FOS: Computer and information sciences #Methodology (stat.ME)
- Scalable End-to-End Autonomous Vehicle Testing via Rare-event Simulation
2018/10/31 by O'Kelly, Matthew, Sinha, Aman, Namkoong, Hongseok +2 · 4 citations
#FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Robotics (cs.RO)
- PersonalLLM: Tailoring LLMs to Individual Preferences
2024/09/30 by Thomas P. Zollo, Zollo, Thomas P., Andrew Wei Tung Siah +7 · 10 citations
Computer Science · #Natural Language Processing Techniques #Topic Modeling #Semantic Web and Ontologies
- Distributionally Robust Losses for Latent Covariate Mixtures
2020/07/28 by Duchi, John, Hashimoto, Tatsunori, Namkoong, Hongseok · 4 citations
#FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
- Exchangeable Sequence Models Quantify Uncertainty Over Latent Concepts
2024/08/06 by Nai-Xuan Ye, Ye, Naimeng, Hongseok Namkoong +1 · 4 citations
Computer Science · #FOS: Computer and information sciences #Intelligent Tutoring Systems and Adaptive Learning #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Semantic Web and Ontologies
- Diagnosing Model Performance Under Distribution Shift
2023/03/03 by Cai, Tiffany Tianhui, Namkoong, Hongseok, Yadlowsky, Steve · 2 citations
#FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
- Rethinking Distribution Shifts: Empirical Analysis and Inductive Modeling for Tabular Data
2023/07/11 by Wang, Tianyu, Liu, Jiashuo, Cui, Peng +1 · 2 citations
#Artificial Intelligence (cs.AI) #FOS: Computer and information sciences #Machine Learning (cs.LG)
- Off-policy Policy Evaluation For Sequential Decisions Under Unobserved Confounding
2020/03/12 by Namkoong, Hongseok, Keramati, Ramtin, Yadlowsky, Steve +1 · 1 citation
#FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
- FinSearchComp: Towards a Realistic, Expert-Level Evaluation of Financial Search and Reasoning
2025/09/16 by Hu L, Hu, Liang, Jianpeng Jiao +38 · 9 citations
Decision Sciences · #Stock Market Forecasting Methods
- C-Learner: Constrained Learning for Causal Inference
2024/05/15 by Cai, Tiffany Tianhui, Fonseca, Yuri, Hou, Kaiwen +1 · 1 citation
#FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
- DRO: A Python Library for Distributionally Robust Optimization in Machine Learning
2025/05/29 by Liu, Jiashuo, Wang, Tianyu, Lam, Henry +2 · 2 citations
#FOS: Computer and information sciences #FOS: Mathematics #Machine Learning (cs.LG) #Mathematical Software (cs.MS) #Numerical Analysis (math.NA)
- Differentiable Discrete Event Simulation for Queuing Network Control
2024/09/05 by Ethan Che, Jing Dong, Che, Ethan +3 · 1 citation
Computer Science · Decision Sciences · #Cloud Computing and Resource Management #FOS: Computer and information sciences #FOS: Electrical engineering #FOS: Mathematics #Machine Learning (cs.LG) #Optimization and Control (math.OC) #Simulation Techniques and Applications #Software System Performance and Reliability #Systems and Control (eess.SY) #electronic engineering #information engineering
- LLM Embeddings Improve Test-time Adaptation to Tabular Y|X-Shifts
2024/10/09 by Yibo Zeng, Zeng, Yibo, Jiashuo Liu +5 · 1 citation
Physics and Astronomy · Computer Science · Engineering · #Model Reduction and Neural Networks #Computational Physics and Python Applications #Real-time simulation and control systems
- QGym: Scalable Simulation and Benchmarking of Queuing Network Controllers
2024/10/08 by H.F. Chen, Chen, Haozhe, Ang Li +9 · 1 citation
Computer Science · #Software-Defined Networks and 5G #Software System Performance and Reliability #Cloud Computing and Resource Management
- Active Exploration via Autoregressive Generation of Missing Data
2024/05/29 by Hongseok Namkoong, Cai, Tiffany Tianhui, Daniel Russo +4 · 1 citation
Computer Science · #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Speech and Audio Processing
- Contextual Thompson Sampling via Generation of Missing Data
2025/02/10 by Zhang, Kelly W., Cai, Tiffany Tianhui, Namkoong, Hongseok +1 · 1 citation
#Artificial Intelligence (cs.AI) #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)