Haijun Wang

Research on the method of knowledge base question answering

2021 · 2021 3rd International Conference on Machine Learning, Big Data and Business Intelligence (MLBDBI)

Knowledge base question answering is a way of communication between computer and human in the form of natural language, which is a branch of artificial intelligence. In recent years, knowledge base question answering has become …

Detecting State Manipulation Vulnerabilities in Smart Contracts Using LLM and Static Analysis

2025 · arXiv (Cornell University)

An increasing number of DeFi protocols are gaining popularity, facilitating transactions among multiple anonymous users. State Manipulation is one of the notorious attacks in DeFi smart contracts, with price variable being the most commonly exploited …