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Pang Wei Koh

Papers
29

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29papers

Authored papers

29

Privasis: Synthesizing the Largest "Public" Private Dataset from Scratch

arXiv 2026

2026

Anchored Decoding: Provably Reducing Copyright Risk for Any Language Model

arXiv 2026

2026

Olmo 3

arXiv 2025

2025

OLMoTrace: Tracing Language Model Outputs Back to Trillions of Training Tokens

arXiv 2025

2025

ReasonIR: Training Retrievers for Reasoning Tasks

arXiv 2025

2025

DR Tulu: Reinforcement Learning with Evolving Rubrics for Deep Research

arXiv 2025

2025

RLVE: Scaling Up Reinforcement Learning for Language Models with Adaptive Verifiable Environments

arXiv 2025

2025

FlexOlmo: Open Language Models for Flexible Data Use

arXiv 2025

2025

Large-Scale Data Selection for Instruction Tuning

arXiv 2025

2025

Group-robust Sample Reweighting for Subpopulation Shifts via Influence Functions

arXiv 2025

2025

Spurious Rewards: Rethinking Training Signals in RLVR

arXiv 2025

2025

EvalTree: Profiling Language Model Weaknesses via Hierarchical Capability Trees

arXiv 2025

2025

2 OLMo 2 Furious

arXiv 2024

2024

OLMoE: Open Mixture-of-Experts Language Models

arXiv 2024

2024

OpenScholar: Synthesizing Scientific Literature with Retrieval-augmented LMs

arXiv 2024

2024

Scaling Retrieval-Based Language Models with a Trillion-Token Datastore

arXiv 2024

2024

Instructional Fingerprinting of Large Language Models

arXiv 2024

2024

MediQ: Question-Asking LLMs and a Benchmark for Reliable Interactive Clinical Reasoning

arXiv 2024

2024

Impossibility Theorems for Feature Attribution

arXiv 2022

2024

PLeaS -- Merging Models with Permutations and Least Squares

arXiv 2024

2024

Language models scale reliably with over-training and on downstream tasks

arXiv 2024

2024

Negative Token Merging: Image-based Adversarial Feature Guidance

arXiv 2024

2024

The Unmet Promise of Synthetic Training Images: Using Retrieved Real Images Performs Better

arXiv 2024

2024

DataComp: In search of the next generation of multimodal datasets

NeurIPS 2023 11

2023

OpenFlamingo: An Open-Source Framework for Training Large Autoregressive Vision-Language Models

arXiv 2023

2023

Out-of-Domain Robustness via Targeted Augmentations

arXiv 2023

2023

FActScore: Fine-grained Atomic Evaluation of Factual Precision in Long Form Text Generation

arXiv 2023

2023

WILDS: A Benchmark of in-the-Wild Distribution Shifts

arXiv 2020

2020

Distributionally Robust Neural Networks for Group Shifts: On the Importance of Regularization for Worst-Case Generalization

arXiv 2019

2019

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from 29 papers