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Xiaofeng Meng

3 accepted papers

2026

From Time Series Analysis to Question Answering: A Survey in the LLM Era

IJCAI 2026

Recently, Large Language Models (LLMs) have introduced a novel paradigm in Time Series Analysis (TSA), leveraging strong language capabilities to support tasks such as forecasting and anomaly detection. However, these analysis tasks cannot adequately cover temporal language tasks, such as interpreta

Cited by 0Scholar
2025

Multi-hop Self-augmented Graph Contrastive Learning for Node Classification

ICASSP 2025accepted

Current Graph Contrastive Learning (GCL) methods primarily focus on adapting data augmentation techniques from Computer Vision (CV) or Natural Language Processing (NLP) domains. These techniques typically involve modifying input data via node sampling, edge perturbation, or graph structure perturbat…

Cited by 0SourceScholar
2025

Towards Better Value Principles for Large Language Model Alignment: A Systematic Evaluation and Enhancement

ACL 2025long

As Large Language Models (LLMs) advance, aligning them with human values is critical for their responsible development. Value principles serve as the foundation for clarifying alignment goals.Multiple sets of value principles have been proposed, such as HHH (helpful, honest, harmless) and instructio…