activity
20142024
most citedOptimizing ETL Dataflow Using Shared Caching and Parallelization Methods

3 citations · 6 across the 6 of their papers we have counts for

collaborators

6 papers

cs.LG2024

An End-to-End Model for Time Series Classification In the Presence of Missing Values

Pengshuai Yao, Mengna Liu, Xu Cheng +4

Time series classification with missing data is a prevalent issue in time series analysis, as temporal data often contain missing values in practical applications. The traditional…

eess.SP2024

Disentangling Imperfect: A Wavelet-Infused Multilevel Heterogeneous Network for Human Activity Recognition in Flawed Wearable Sensor Data

Mengna Liu, Dong Xiang, Xu Cheng +4

The popularity and diffusion of wearable devices provides new opportunities for sensor-based human activity recognition that leverages deep learning-based algorithms. Although impr…

cs.CV2023

High-order Spatial Interactions Enhanced Lightweight Model for Optical Remote Sensing Image-based Small Ship Detection

Yifan Yin, Xu Cheng, Fan Shi +3

Accurate and reliable optical remote sensing image-based small-ship detection is crucial for maritime surveillance systems, but existing methods often struggle with balancing detec…

cs.CR20222 cited

A Review of Federated Learning in Energy Systems

Xu Cheng, Chendan Li, Xiufeng Liu

With increasing concerns for data privacy and ownership, recent years have witnessed a paradigm shift in machine learning (ML). An emerging paradigm, federated learning (FL), has g…

cs.DB20141 cited

Two-level Data Staging ETL for Transaction Data

Xiufeng Liu

In data warehousing, Extract-Transform-Load (ETL) extracts the data from data sources into a central data warehouse regularly for the support of business decision-makings. The data…

cs.DB20143 cited

Optimizing ETL Dataflow Using Shared Caching and Parallelization Methods

Xiufeng Liu

Extract-Transform-Load (ETL) handles large amount of data and manages workload through dataflows. ETL dataflows are widely regarded as complex and expensive operations in terms of…