Chen Liu

A Service-Based Approach to Situational Correlation and Analyses of Stream Sensor Data

2017

IoT service and service composition provide an effective means to develop IoT applications based on correlating multiple sensor data. The change of specific sensor data can cause others' changes under uncertain situations. It makes difficult …

Extracting Log Patterns Based on Association Analysis for Power Quality Disturbance Detection

2017

To detect anomalies according to system log is a hot topic recently. For the harmonic monitoring system of the power grid, the common practice of anomaly detection is to conduct machine learning. The learning model …

A Multi-Level Privacy-Preserving Approach to Hierarchical Data Based on Fuzzy Set Theory

2018 · Symmetry

Nowadays, more and more applications are dependent on storage and management of semi-structured information. For scientific research and knowledge-based decision-making, such data often needs to be published, e.g., medical data is released to implement a …

DENS: A Dataset for Multi-class Emotion Analysis

2019

Chen Liu, Muhammad Osama, Anderson De Andrade. Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP). 2019.

Training Provably Robust Models by Polyhedral Envelope Regularization

2019 · arXiv (Cornell University)

Training certifiable neural networks enables one to obtain models with robustness guarantees against adversarial attacks. In this work, we introduce a framework to bound the adversary-free region in the neighborhood of the input data by …

Research on a Virtual Machine Mode Transfer Method Supporting Energy Consumption Optimization

2022 · 2022 24th International Conference on Advanced Communication Technology (ICACT)

In traditional cloud resource optimization scheduling, excessive pursuit of service performance and system reliability has resulted in low utilization of system resources and severe energy dissipation. In this paper, transfer target of virtual machines was …

Integrating a Logical Perspective on Human Communication and Information Security with Emergency Response Decision-Making

2023

The issues of communication and information security are rapidly increasing due to human-beings' reasons. The different reactions of humans themselves based on security issues may lead to different consequences. This article points out the importance …