Yiran Jiang

Covariance tracking from sketches of rapid data streams

2015

Estimating and tracking the covariance matrix of high-dimensional data streams with low complexities in acquisition, storage and computation are of great interest in modern data-intensive applications. This paper develops an online covariance estimation and tracking …

Development of Network Security Based on the Neural Network PSD Algorithm

2022 · Computational Intelligence and Neuroscience

The more frequent occurrence of network security incidents has an impact on network security. Through the research on network security situational awareness, this paper constructs a multilevel network security situation evaluation index system from various …