Di Liu

A process partitioning technique for constructing decentralized web service compositions

2019 · Software Practice and Experience

Summary Web service compositions have been widely applied in different applications. A service composition is usually implemented in either a centralized or decentralized manner. Compared with the centralized service composition, the decentralized composition has no …

Extraction of Specific Arguments from Chinese Financial News with out-of-domain Samples

2021 · Procedia Computer Science

The object and evidence are two important parts of financial fraud detection (FFD). In traditional FFD tasks, the detected object generally refers to the enterprise involved in typical financial fraud events, and the evidence comes …

Meta Graph Learning for Long-tail Recommendation

2023

Highly skewed long-tail item distribution commonly hurts model performance on tail items in recommendation systems, especially for graph-based recommendation models. We propose a novel idea to learn relations among items as an auxiliary graph to …

Large Language Models for Mathematical Reasoning: Progresses and Challenges

2024

Janice Ahn, Rishu Verma, Renze Lou, Di Liu, Rui Zhang, Wenpeng Yin. Proceedings of the 18th Conference of the European Chapter of the Association for Computational Linguistics: Student Research Workshop. 2024.