no code implementations • 26 Jan 2024 • Mengna Liu, Dong Xiang, Xu Cheng, Xiufeng Liu, Dalin Zhang, ShengYong Chen, Christian S. Jensen
To address these challenges, we propose a multilevel heterogeneous neural network, called MHNN, for sensor data analysis.
no code implementations • 7 Apr 2023 • Yifan Yin, Xu Cheng, Fan Shi, Xiufeng Liu, Huan Huo, ShengYong Chen
Accurate and reliable optical remote sensing image-based small-ship detection is crucial for maritime surveillance systems, but existing methods often struggle with balancing detection performance and computational complexity.
no code implementations • 20 Aug 2022 • Xu Cheng, Chendan Li, Xiufeng Liu
Then, we conducted a comprehensive review of FL applications in the energy domain (refer to the smart grid in this paper).
no code implementations • 8 Jun 2022 • Wenjing Dai, Xiufeng Liu, Alfred Heller, Per Sieverts Nielsen
This paper proposes an unsupervised anomaly detection method based on a Variational Recurrent Autoencoder with attention mechanism.
no code implementations • 11 Dec 2020 • Xiufeng Liu, Rongling Li, Yi Wang, Per Sieverts Nielsen
This paper showcases the system on the segmentation analysis using an electricity consumption data set and validates the effectiveness of the system.
Databases
1 code implementation • 16 Jun 2020 • Junqi Wu, Zhibin Niu, Jing Wu, Xiufeng Liu, Jiawan Zhang
Understanding demand-side energy behaviour is critical for making efficiency responses for energy demand management.
Human-Computer Interaction Computers and Society
1 code implementation • 18 Jun 2016 • Xiufeng Liu, Per Sieverts Nielsen
With the widely used smart meters in the energy sector, anomaly detection becomes a crucial mean to study the unusual consumption behaviors of customers, and to discover unexpected events of using energy promptly.
Databases
1 code implementation • 5 Sep 2014 • Xiufeng Liu
The proposed method detects the changes of the data from transactional processing systems, identifies the corresponding operation codes for the changes, and uses two staging databases to facilitate the data processing in an ETL process.
Databases
1 code implementation • 5 Sep 2014 • Xiufeng Liu
In order to minimize the time and the resources required by ETL dataflows, this paper presents a framework to optimize dataflows using shared cache and parallelization techniques.
Databases