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Mingchuan Yang

6 accepted papers

2025

Adapting Large Language Models to Forecast in Frequency Domain

ICASSP 2025accepted

Large language models (LLMs) have recently been applied to time series forecasting to leverage their reasoning and pattern recognition capabilities. Compared to task-specific forecasting models, LLMs exhibit generalizability and a broad understanding of cross-domain knowledge. However, current LLM-b…

Cited by 0SourceScholar
2025

Adversarial Preference Learning for Robust LLM Alignment

ACL 2025finding

Modern language models often rely on Reinforcement Learning from Human Feedback (RLHF) to encourage safe behaviors. However, they remain vulnerable to adversarial attacks due to three key limitations: (1) the inefficiency and high cost of human annotation, (2) the vast diversity of potential adversa…

2025

CARE-STaR: Constraint-aware Self-taught Reasoner

ACL 2025finding

In real-world applications, large language models (LLMs) often need to handle diverse and complex instructions. Specifically, when instructions are subject to multiple constraints, some of which are somewhat ambiguous, LLMs often fail to produce answers that satisfy all constraints, limiting their e…

2025

EpiCoDe: Boosting Model Performance Beyond Training with Extrapolation and Contrastive Decoding

ACL 2025finding

The remarkable performance of Large language models (LLMs) relies heavily on the availability of abundant high-quality training data. However, the high cost of acquiring annotated data often prevents models from obtaining capabilities to tackle downstream tasks. In this paper, we introduce a novel m…

Cited by 0SourcePDFScholar
2025

Training Language Model to Critique for Better Refinement

ACL 2025finding

Large language models (LLMs) have demonstrated remarkable evaluation and critique capabilities, providing insightful feedback and identifying flaws in various tasks. However, limited research has explored which types of critiques are most effective for improving model responses or how to generate su…

2024

Unsupervised Learning of Facial Optical Flow via Occlusion-Aware Global-Local Matching

ICASSP 2024accepted

Estimating optical flow from facial videos is an essential preprocessing step for many applications. However, it is a challenging task as the facial videos contain rich expressions, large displacements, and complex occlusions. Obtaining the ground truth optical flow for facial videos is very difficu…

Cited by 0SourceScholar