Zheng Guo

PaperFlow: Profiling, Recommending, and Adapting Across Daily Paper Streams

2026 · arXiv

Scientific paper recommendation is typically evaluated as static ranking over a fixed candidate set, yet real scientific reading unfolds as a daily, longitudinal process in which interests shift and feedback accumulates. We introduce PaperFlow, a …

Mining Abnormal Patterns in Moving Target Trajectories Based on Multi-Attribute Classification

2024 · Mathematics

As a type of time series data, trajectory data objectively record the location information and corresponding time information of an object’s activities. It not only describes the spatial activity trajectory of a moving object but …