Jianbo Gao

ChainDB: Ensuring Integrity of Querying Off-Chain Data on Blockchain

2022

Enterprise blockchain applications have been widely adopted and the data scale on blockchain increases rapidly in recent years. In practical application, participants prefer to store most of the business data in local database systems and …

A frequency attention-embedded network for polyp segmentation

2025 · Scientific Reports

Gastrointestinal polyps are observed and treated under endoscopy, so there presents significant challenges to advance endoscopy imaging segmentation of polyps. Current methodologies often falter in distinguishing complex polyp structures within diverse (mucosal) tissue environments. In …

Demystifying and Detecting Cryptographic Defects in Ethereum Smart Contracts

2025

Ethereum has officially provided a set of system-level cryptographic APIs to enhance smart contracts with cryptographic capabilities. These APIs have been utilized in over 10% of Ethereum transactions, motivating developers to implement various on-chain cryptographic …