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Linlin Yu

10 accepted papers

2026

ConInstruct: Evaluating Large Language Models on Conflict Detection and Resolution in Instructions

AAAI 2026technical

Instruction-following is a critical capability of Large Language Models (LLMs). While existing works primarily focus on assessing how well LLMs adhere to user instructions, they often overlook scenarios where instructions contain conflicting constraints—a common occurrence in complex prompts. The be

Cited by 0SourcePDFScholar
2026

MARLIN: Multi-Agent Reinforcement Learning for Incremental DAG Discovery

AAAI 2026technical

Uncovering causal structures from observational data is crucial for understanding complex systems and making informed decisions. While reinforcement learning (RL) has shown promise in identifying these structures in the form of a directed acyclic graph (DAG), existing methods often lack efficiency,

Cited by 0SourcePDFScholar
2026

Out-of-Distribution Detection with Positive and Negative Prompt Supervision Using Large Language Models

AAAI 2026technical

Out-of-distribution (OOD) detection is committed to delineating the classification boundaries between in-distribution (ID) and OOD images. Recent advances in vision-language models (VLMs) have demonstrated remarkable OOD detection performance by integrating both visual and textual modalities. In thi

Cited by 0SourcePDFScholar
2025

Evidential Uncertainty Probes for Graph Neural Networks

AISTATS 2025poster

Accurate quantification of both aleatoric and epistemic uncertainties is essential when deploying Graph Neural Networks (GNNs) in high-stakes applications such as drug discovery and financial fraud detection, where reliable predictions are critical. Although Evidential Deep Learning (EDL) efficientl…

Cited by 0SourceScholar
2025

Predictive Uncertainty Quantification for Bird's Eye View Segmentation: A Benchmark and Novel Loss Function

ICLR 2025poster

The fusion of raw sensor data to create a Bird's Eye View (BEV) representation is critical for autonomous vehicle planning and control. Despite the growing interest in using deep learning models for BEV semantic segmentation, anticipating segmentation errors and enhancing the explainability of these…

Cited by 1SourcePDFScholar
2025

SolverLLM: Leveraging Test-Time Scaling for Optimization Problem via LLM-Guided Search

NeurIPS 2025poster

Large Language Models (LLMs) offer promising capabilities for tackling complex reasoning tasks, including optimization problems. However, existing methods either rely on prompt engineering, which leads to poor generalization across problem types, or require costly supervised training. We introduce S…

Cited by 0SourceScholar
2024

Can We Trust the Performance Evaluation of Uncertainty Estimation Methods in Text Summarization?

EMNLP 2024main

Text summarization, a key natural language generation (NLG) task, is vital in various domains. However, the high cost of inaccurate summaries in risk-critical applications, particularly those involving human-in-the-loop decision-making, raises concerns about the reliability of uncertainty estimation…

2024

Uncertainty Estimation on Sequential Labeling via Uncertainty Transmission

NAACL 2024findings

Sequential labeling is a task predicting labels for each token in a sequence, such as Named Entity Recognition (NER). NER tasks aim to extract entities and predict their labels given a text, which is important in information extraction. Although previous works have shown great progress in improving…

2023

Improvements on Uncertainty Quantification for Node Classification via Distance Based Regularization

NeurIPS 2023poster

Deep neural networks have achieved significant success in the last decades, but they are not well-calibrated and often produce unreliable predictions. A large number of literature relies on uncertainty quantification to evaluate the reliability of a learning model, which is particularly important fo…