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Wenyang Hu

7 accepted papers

2025

Dipper: Diversity in Prompts for Producing Large Language Model Ensembles in Reasoning Tasks

EMNLP 2025

Large Language Models (LLMs), particularly smaller variants, still struggle with complex reasoning tasks. While inference-time prompting can guide reasoning, existing methods often rely on sequential queries. Ensemble approaches offer a promising path to performance gains, especially given recent ba

Cited by 0SourcePDFScholar
2025

Ferret: Federated Full-Parameter Tuning at Scale for Large Language Models

ICML 2025poster

Large Language Models (LLMs) have become indispensable in numerous real-world applications. However, fine-tuning these models at scale, especially in federated settings where data privacy and communication efficiency are critical, presents significant challenges. Existing approaches often resort to…

2025

Uncovering Scaling Laws for Large Language Models via Inverse Problems

EMNLP 2025

Large Language Models (LLMs) are large-scale pretrained models that have achieved remarkable success across diverse domains. These successes have been driven by unprecedented complexity and scale in both data and computations. However, due to the high costs of training such models, brute-force trial

Cited by 0SourcePDFScholar
2024

Localized Zeroth-Order Prompt Optimization

NeurIPS 2024spotlight

The efficacy of large language models (LLMs) in understanding and generating natural language has aroused a wide interest in developing prompt-based methods to harness the power of black-box LLMs. Existing methodologies usually prioritize a global optimization for finding the global optimum, which h…

Cited by 14SourcePDFScholar
2024

Position Paper: Data-Centric AI in the Age of Large Language Models

EMNLP 2024finding

This position paper proposes a data-centric viewpoint of AI research, focusing on large language models (LLMs). We start by making a key observation that data is instrumental in the developmental (e.g., pretraining and fine-tuning) and inferential stages (e.g., in-context learning) of LLMs, and advo…

Cited by 1SourcePDFScholar
2024

Prompt Optimization with EASE? Efficient Ordering-aware Automated Selection of Exemplars

NeurIPS 2024poster

Large language models (LLMs) have shown impressive capabilities in real-world applications. The capability of *in-context learning* (ICL) allows us to adapt an LLM to downstream tasks by including input-label exemplars in the prompt without model fine-tuning. However, the quality of these exemplars…

2024

Use Your INSTINCT: INSTruction optimization for LLMs usIng Neural bandits Coupled with Transformers

ICML 2024poster

Large language models (LLMs) have shown remarkable instruction-following capabilities and achieved impressive performances in various applications. However, the performances of LLMs depend heavily on the instructions given to them, which are typically manually tuned with substantial human efforts. R…