Kun Guo

Financial Big Data Hot and Cold Separation Scheme Based on HBase and Redis

2019

In the era of big data, HBase has been widely used in scenarios of massive unstructured data. For the financial big data, due to the integrity and timing of it, unreasonable data storage and management …

Privacy-preserving Trajectory Generation Algorithm Considering Utility based on Semantic Similarity Awareness

2022

Location-based service recommendations usually need to collect and analyze the location information of trajectories generated by users with smart phones or wearable devices. It is easy to cause the location privacy leaks. The current location …