Search Results for author: Yongqiang Yang

Found 6 papers, 3 papers with code

FaultProfIT: Hierarchical Fault Profiling of Incident Tickets in Large-scale Cloud Systems

no code implementations27 Feb 2024 JunJie Huang, Jinyang Liu, Zhuangbin Chen, Zhihan Jiang, Yichen Li, Jiazhen Gu, Cong Feng, Zengyin Yang, Yongqiang Yang, Michael R. Lyu

To date, FaultProfIT has analyzed 10, 000+ incidents from 30+ cloud services, successfully revealing several fault trends that have informed system improvements.

Contrastive Learning

Alioth: A Machine Learning Based Interference-Aware Performance Monitor for Multi-Tenancy Applications in Public Cloud

1 code implementation18 Jul 2023 Tianyao Shi, Yingxuan Yang, Yunlong Cheng, Xiaofeng Gao, Zhen Fang, Yongqiang Yang

Multi-tenancy in public clouds may lead to co-location interference on shared resources, which possibly results in performance degradation of cloud applications.

Decision Making Denoising +3

Audience Expansion for Multi-show Release Based on an Edge-prompted Heterogeneous Graph Network

no code implementations8 Apr 2023 Kai Song, Shaofeng Wang, Ziwei Xie, Shanyu Wang, Jiahong Li, Yongqiang Yang

In the offline stage, to construct the graph, user IDs and specific side information combinations of the shows are chosen to be the nodes, and click/co-click relations and view time are used to build the edges.

Heterogeneous Anomaly Detection for Software Systems via Semi-supervised Cross-modal Attention

2 code implementations14 Feb 2023 Cheryl Lee, Tianyi Yang, Zhuangbin Chen, Yuxin Su, Yongqiang Yang, Michael R. Lyu

Our study demonstrates that logs and metrics can manifest system anomalies collaboratively and complementarily, and neither of them only is sufficient.

Anomaly Detection

Physiologically-Based Pharmacokinetic Modeling of Blood Clearance of Liver Fluorescent Markers for the Assessment of the Degree of Hepatic Ischemia-Reperfusion Injury

no code implementations10 Feb 2023 Christopher Monti, Said H. Audi, Justin Womack, Seung-Keun Hong, Yongqiang Yang, Joohyun Kim, Ranjan K. Dash

Next, based on these SF concentration data, we generated a liver-centric, physiologically-based pharmacokinetic (PBPK) model of SF liver uptake and clearance via the bile.

Graph-based Incident Aggregation for Large-Scale Online Service Systems

1 code implementation27 Aug 2021 Zhuangbin Chen, Jinyang Liu, Yuxin Su, Hongyu Zhang, Xuemin Wen, Xiao Ling, Yongqiang Yang, Michael R. Lyu

The proposed framework is evaluated with real-world incident data collected from a large-scale online service system of Huawei Cloud.

Graph Representation Learning Management

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