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20242026
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6 papers · 1 filter

math.NA2025

Auto-Adaptive PINNs with Applications to Phase Transitions

Kevin Buck, Woojeong Kim

We propose an adaptive sampling method for the training of Physics Informed Neural Networks (PINNs) which allows for sampling based on an arbitrary problem-specific heuristic which…

cs.AI2025

OverFill: Two-Stage Models for Efficient Language Model Decoding

Woojeong Kim, Junxiong Wang, Jing Nathan Yan +2

Large language models (LLMs) excel across diverse tasks but face significant deployment challenges due to high inference costs. LLM inference comprises prefill (compute-bound) and…

cs.CL2025

DICE-BENCH: Evaluating the Tool-Use Capabilities of Large Language Models in Multi-Round, Multi-Party Dialogues

Kyochul Jang, Donghyeon Lee, Kyusik Kim +4

Existing function-calling benchmarks focus on single-turn interactions. However, they overlook the complexity of real-world scenarios. To quantify how existing benchmarks address p…

cs.CL2025

Approximating Language Model Training Data from Weights

John X. Morris, Junjie Oscar Yin, Woojeong Kim +2

Modern language models often have open weights but closed training data. We formalize the problem of data approximation from model weights and propose several baselines and metrics…

cs.CL2025

From Chat Logs to Collective Insights: Aggregative Question Answering

Wentao Zhang, Woojeong Kim, Yuntian Deng

Conversational agents powered by large language models (LLMs) are rapidly becoming integral to our daily interactions, generating unprecedented amounts of conversational data. Such…

math.NA2025

A numerical scheme for a multi-scale model of thrombus in arteries

Woojeong Kim

In this article, the time-discretization of the fluid structure interaction model in the three-dimensional boundary domain is taken into account, which explains the mechanical inte…